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Peterbilt 379 Parts

At 4 State Trucks, you’ll find everything you need to keep your iconic 379 model running strong and looking sharp. From bumpers and exhausts to fuel tanks, fenders, and chrome trim, we’ve got Peterbilt accessories and parts designed to fit your specific model year (87’ – 07’). Whether it’s a full-body restoration, a small component replacement, or a custom upgrade, our lineup has what you need.
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  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 3 X 70 Inch SS Sleeper Panels With 8 Rnd 2 Inch Lights - Amber LED / Amber Lens For Peterbilt 300 Series

    3 X 70 Inch SS Sleeper Panels With 8 Rnd 2 Inch Lights - Amber LED / Amber Lens For Peterbilt 300 Series

    PHOENIX DESIGN

    $480.99
    70 Inch Peterbilt 379 Sleeper Panels With 8 Round 2 Inch Lights And 8 Inch Light Spacing* High Quality Sleeper Panels* Stainless Steel* 3 Inch x 70 Inch * (8) Round 2 Inch Lights * Amber LED/ Amber...
    01-10123244
    SKU:
    01-10123244
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Height Options:
    3 Inch
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Light Options:
    With Lights
    Length Options:
    70 Inch
    $480.99
    Qty in Cart: 0
    Price:
    $480.99
    Subtotal:
  • 6.5 Inch Paintable Steel Sleeper Panels With Bulkhead Lights - Amber LED/ Clear Lens For Peterbilt 70-78 Inch Sleeper Without Extensions 300 Series

    6.5 Inch Paintable Steel Sleeper Panels With Bulkhead Lights - Amber LED/ Clear Lens For Peterbilt 70-78 Inch Sleeper Without Extensions 300 Series

    PHOENIX DESIGN

    $508.99
    Peterbilt 70-78 Inch Sleeper Sleeper Panels* High Quality Sleeper Panels* Steel* Paintable* 6.5 Inch* With Under Glow Lights* Bulkhead Lights* Amber LED/ Clear Lens* For 70-78 Inch Sleeper Without...
    01-1012127
    SKU:
    01-1012127
    Product Type:
    Exterior
    Finish Options:
    Paintable
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Height Options:
    6 1/2 Inch
    Material Options:
    Steel
    Location:
    Made In USA
    Light Options:
    With Lights
    Color:
    Amber/Clear
    $508.99
    Qty in Cart: 0
    Price:
    $508.99
    Subtotal:
  • 64 Inch Paintable SS Sleeper Panels - 4 Inch Face For Peterbilt 379

    64 Inch Paintable SS Sleeper Panels - 4 Inch Face For Peterbilt 379

    PHOENIX DESIGN

    $181.99
    Peterbilt 379 64 Inch Sleeper Panels* High Quality Sleeper Panels* Stainless Steel* Paintable* 4 Inch Wide* Blank* Made In USA * Sold As Pair* Warranty On Sleeper Panels Against Defects In...
    01-1012081B001
    SKU:
    01-1012081B001
    Finish Options:
    Paintable
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Length Options:
    64 Inch
    Height Options:
    4 Inch
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    $181.99
    Qty in Cart: 0
    Price:
    $181.99
    Subtotal:
  • Stainless Steel Outer Door Mirror Bracket Replaces R18-6000

    Stainless Steel Outer Door Mirror Bracket Replaces R18-6000

    OPP - ORIGINAL PARTS PROGRAM

    $136.99
    Stainless Steel Outer Door Mirror Bracket* High Quality Outer Mirror Bracket* Stainless Steel* Made In USA* Sold Individually* Warranty On Outer Mirror Brackets Against Defects In Workmanship &...
    01-091504
    SKU:
    01-091504
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    $136.99
    Qty in Cart: 0
    Price:
    $136.99
    Subtotal:
  • Peterbilt Logo Hood Emblem For Peterbilt 379

    Peterbilt Logo Hood Emblem For Peterbilt 379

    IOWA CUSTOMS

    $339.99
    Custom Peterbilt Hood Logo Emblem* High Quality Hood Logo Emblem* Peterbilt Engraving* Made In USA* Sold Individually* Warranty On Hood Logo Emblems Against Defects In Workmanship & Material From...
    01-092010
    SKU:
    01-092010
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Location:
    Made In USA
    $339.99
    Qty in Cart: 0
    Price:
    $339.99
    Subtotal:
  • Cowl Set – 304 Stainless Steel For Peterbilt 589

    Cowl Set – 304 Stainless Steel For Peterbilt 589

    IOWA CUSTOMS

    $854.99
    Premium 18GA Stainless Cowl ReplacementThis high-quality cowl set is expertly crafted to enhance the front exterior of your Peterbilt 589 with durable corrosion resistance and a polished finish. Made...
    01-091201502
    SKU:
    01-091201502
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Height Options:
    5 Inch
    Light Options:
    With Lights
    $854.99
    Qty in Cart: 0
    Price:
    $854.99
    Subtotal:
  • 7 Inch Cab Panels With 3/4 Inch Rnd Light Holes On Bottom Lip

    7 Inch Cab Panels With 3/4 Inch Rnd Light Holes On Bottom Lip

    IOWA CUSTOMS

    $296.99
    Custom Welded Cab Panels with Light HolesThese 7 inch cab panels are welded, formed, and polished at the front and rear to contour with the shape of the body. The bottom lip of the panel features 3/4...
    01-091201500
    SKU:
    01-091201500
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Height Options:
    7 Inch
    Light Options:
    With Lights
    $296.99
    Qty in Cart: 0
    Price:
    $296.99
    Subtotal:
  • 5 Inch Cab Panels With 3/4 Inch Rnd Light Holes On Bottom Lip

    5 Inch Cab Panels With 3/4 Inch Rnd Light Holes On Bottom Lip

    IOWA CUSTOMS

    $296.99
    Custom Welded Cab Panels with Light Holes* High Quality Cab Panels* 5 Inch * Welded Formed* 3/4 Inch Light Holes* Lights On Bottom Lip Of Panel * Sold As Pair* Warranty On Cab Panels Against Defects...
    01-091201501
    SKU:
    01-091201501
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Height Options:
    5 Inch
    Light Options:
    With Lights
    $296.99
    Qty in Cart: 0
    Price:
    $296.99
    Subtotal:
  • Stainless Steel Rear Light Panel & Mud Flap Hangers Kit W/ Red/Clear LED Lights

    Stainless Steel Rear Light Panel & Mud Flap Hangers Kit W/ Red/Clear LED Lights

    TRUX ACCESSORIES

    $479.99
    LED Rear Light Bar Kit W/ Center Light Bar & Rear Flap HangersUpgrade your vehicle with this rear light bar kit featuring a center light bar and two lighted rear flap hangers, designed with 2.5"...
    09-011104K
    SKU:
    09-011104K
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Ready To Ship:
    Yes
    Product Type:
    Bumpers
    $479.99
    Qty in Cart: 0
    Price:
    $479.99
    Subtotal:
  • 39 LED Stop, Tail, Turn Tear Drop Light W/ Bezel - Amber LED/ Amber Lens

    39 LED Stop, Tail, Turn Tear Drop Light W/ Bezel - Amber LED/ Amber Lens

    UNITED PACIFIC

    $39.47
    Tear Drop Style Stop Tail Turn Amber LED Light* High Quality Stop/Turn/Tail Light* 39 Diode* Amber LED/Amber Lens* Tear Drop Style* With Bezel* Sold Individually* Warranty On Stop/Turn/Tail Lights...
    09-1601010205
    SKU:
    09-1601010205
    Product Type:
    Lighting
    Color:
    Amber
    Style Options:
    Teardrop
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $39.47
    Qty in Cart: 0
    Price:
    $39.47
    Subtotal:
  • Sleeper Panels W/ 3 Old Style Pete Light Holes For Peterbilt 300 Series

    Sleeper Panels W/ 3 Old Style Pete Light Holes For Peterbilt 300 Series

    PHOENIX DESIGN

    $247.99
    36 Inch Peterbilt Sleeper Panels* High Quality Sleeper Panels* 36 Inch* (3) Old Style Pete Light Holes * 10 Inch Spacing * Hardware Included   - Screws   - Wire Harness* Sold As Pair* Warranty On...
    01-10123117
    SKU:
    01-10123117
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Length Options:
    36 Inch
    Light Options:
    Without Lights
    $247.99
    Qty in Cart: 0
    Price:
    $247.99
    Subtotal:
  • Holland Fifth Wheel Low Lube Plate Kit

    Holland Fifth Wheel Low Lube Plate Kit

    OPP - ORIGINAL PARTS PROGRAM

    $472.99
    Fifth Wheel Trailer Hitch Lube Plate Kit* High Quality Low Lube Plate Kit* Aluminum* Sold As Set* Warranty On Low Lube Plate Kits Against Defects In Workmanship & Material From Date Of Purchase*|**...
    09-05110247
    SKU:
    09-05110247
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $472.99
    Qty in Cart: 0
    Price:
    $472.99
    Subtotal:
  • Holland Fifth Wheel Sliding Plate Base - 24 Inch

    Holland Fifth Wheel Sliding Plate Base - 24 Inch

    OPP - ORIGINAL PARTS PROGRAM

    $1,226.99
    Holland Outboard Slider Base, 24 Inch Travel* High Quality Slider Base* 24 Inch Slide Rails* Sold Individually* Warranty On Slider Bases Against Defects In Workmanship & Material From Date Of...
    09-05110248
    SKU:
    09-05110248
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $1,226.99
    Qty in Cart: 0
    Price:
    $1,226.99
    Subtotal:
  • Holland Fifth Wheel Outboard Slider Base - 24 Inch Travel

    Holland Fifth Wheel Outboard Slider Base - 24 Inch Travel

    OPP - ORIGINAL PARTS PROGRAM

    $1,818.99
    5th Wheel Base and Bracket Assembly* High Quality Fifth Wheel Slide Rails* 10 Inch Risers* 24 Inches Of Travel* Outboard Brackets* Made In USA* Sold Individually* Warranty On Fifth Wheel Slide Rails...
    09-0511077
    SKU:
    09-0511077
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $1,818.99
    Qty in Cart: 0
    Price:
    $1,818.99
    Subtotal:
  • Holland Fifth Wheel Trailer Hitch Bracket Kit

    Holland Fifth Wheel Trailer Hitch Bracket Kit

    OPP - ORIGINAL PARTS PROGRAM

    $601.99
    Holland Fifth Wheel Trailer Hitch Bracket Kit* High Quality Stationary Fifth Wheel Bracket Kit* 9 Inch* Sold Individually* Warranty On Stationary Fifth Wheel Kits Against Defects In Workmanship &...
    09-05110241
    SKU:
    09-05110241
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $601.99
    Qty in Cart: 0
    Price:
    $601.99
    Subtotal:
  • Holland Fifth Wheel Sliding Plate Base Assembly W/ 8 Inch Riser Bracket

    Holland Fifth Wheel Sliding Plate Base Assembly W/ 8 Inch Riser Bracket

    OPP - ORIGINAL PARTS PROGRAM

    $2,376.99
    Fifth Wheel Sliding Plate Base Assembly W/ 8 Inch Riser Bracket* High Quality Fifth Wheel Slide Base* With 8 Inch Riser Bracket* Sold Individually* Warranty On Slide Bases Against Defects In...
    09-05110262
    SKU:
    09-05110262
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Height Options:
    8 Inch
    $2,376.99
    Qty in Cart: 0
    Price:
    $2,376.99
    Subtotal:
  • Holland Integrated Plate Fifth Wheel Mounting Bracket

    Holland Integrated Plate Fifth Wheel Mounting Bracket

    OPP - ORIGINAL PARTS PROGRAM

    $993.99
    Fifth Wheel Trailer Hitch Bracket, 5.6 Inch Fifth Wheel Height with FW35 Top Plate* High Quality Stationary Mounting Bracket* 6 Inch* With Top Plate* Sold Individually* Warranty On Stationary Mount...
    09-05110237
    SKU:
    09-05110237
    Product Type:
    Frame & Chassis
    Width Options:
    6 Inch
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $993.99
    Qty in Cart: 0
    Price:
    $993.99
    Subtotal:
  • Fifth Wheel Trailer Hitch Non-Slider Mounting Bracket

    Fifth Wheel Trailer Hitch Non-Slider Mounting Bracket

    OPP - ORIGINAL PARTS PROGRAM

    $1,089.99
    Holland Fifth Wheel Mounting Bracket Replacement for Holland Top Plates* High Quality Mounting Bracket* Non Slider* 8.69 Inch* Sold Individually* Warranty On Mounting Brackets Against Defects In...
    09-05110246
    SKU:
    09-05110246
    Product Type:
    Frame & Chassis
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $1,089.99
    Qty in Cart: 0
    Price:
    $1,089.99
    Subtotal:
  • Fontaine Fifth Wheel Top Plate Major Rebuild Kit

    Fontaine Fifth Wheel Top Plate Major Rebuild Kit

    OPP - ORIGINAL PARTS PROGRAM

    $554.99
    Fontain Top Plate Rebuild Kit* High Quality Major Rebuild Kit* Made In USA* Sold Individually* Warranty On Major Rebuild Kits Against Defects In Workmanship & Material From Date Of Purchase*|** This...
    09-05110093
    SKU:
    09-05110093
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $554.99
    Qty in Cart: 0
    Price:
    $554.99
    Subtotal:
  • Holland Fifth Wheel Assembly

    Holland Fifth Wheel Assembly

    OPP - ORIGINAL PARTS PROGRAM

    $2,846.99
    Holland Fifth Wheel Assembly* High Quality Fifth Wheel Assembly* With 9 Inch Legs * 36 Inch Outboard Slide* Manual Lock On The 5Th Wheel * Sold Individually* Warranty On Fifth Wheel Assemblies...
    09-051100920
    SKU:
    09-051100920
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $2,846.99
    Qty in Cart: 0
    Price:
    $2,846.99
    Subtotal:
  • Fontaine Bolt Kit for 24 Inch Sliding Mount

    Fontaine Bolt Kit for 24 Inch Sliding Mount

    OPP - ORIGINAL PARTS PROGRAM

    $177.99
    Fifth Wheel Part / Repair Kit - Bolt Kit* High Quality Bolt Kit* Includes   - (20) 24 Inch Grade 8 Bolts  - (20) Grade C Lock Nuts  - (40) Hardened Washers* Made In USA* Sold Individually* Warranty...
    09-05110095
    SKU:
    09-05110095
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $177.99
    Qty in Cart: 0
    Price:
    $177.99
    Subtotal:
  • Fontaine Secondary Lock Kit

    Fontaine Secondary Lock Kit

    OPP - ORIGINAL PARTS PROGRAM

    $168.99
    Secondary Lock Kit for NT, 6000, 7000, and 7000CC series Fontaine Fifth Wheel* High Quality Secondary Lock Kit* Includes:  - Secondary Lock   - Handle Spring  - Bolt  - Washers  - Lock Nut  -...
    09-05110091
    SKU:
    09-05110091
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $168.99
    Qty in Cart: 0
    Price:
    $168.99
    Subtotal:
  • Fontaine CYL-COMP Air Cylinder For Air Slider Bracket

    Fontaine CYL-COMP Air Cylinder For Air Slider Bracket

    OPP - ORIGINAL PARTS PROGRAM

    $322.99
    Fontaine Air Cylinder For Air Slider Bracket, 12-1/4 Inch Compressed Center to Center* High Quality Replacement Air Cylinder Kit * Dimensions:  - 12 1/4 Inch Length   - 7/8 Inch Hole Diameter*...
    09-05110094
    SKU:
    09-05110094
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Diameter Options:
    7/8 Inch
    Length Options:
    12 1/4 Inch
    Location:
    Made In USA
    $322.99
    Qty in Cart: 0
    Price:
    $322.99
    Subtotal:
  • 5th Wheel Repair Kit - Lower Coupler Assembly

    5th Wheel Repair Kit - Lower Coupler Assembly

    OPP - ORIGINAL PARTS PROGRAM

    $149.99
    Repair Kit For 5th Wheel Lower Coupler Assembly* High Quality Bumper Kit* Includes:  - Bumper   - Hardware * Made In USA* Sold Individually* Warranty On Bumper Kits Against Defects In Workmanship &...
    09-05110090
    SKU:
    09-05110090
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $149.99
    Qty in Cart: 0
    Price:
    $149.99
    Subtotal:
  • Fontaine Fifth Wheel Operating Handle Kit

    Fontaine Fifth Wheel Operating Handle Kit

    OPP - ORIGINAL PARTS PROGRAM

    $2,444.99
    Fontaine Fifth Wheel Operating Handle Kit* High Quality Operating Handle Kit * Includes:   - Operating Handle   - Bushing  - Bolt  - Washers  - Lock Nuts  - Cotter Pin* Made In USA* Sold...
    09-05110092
    SKU:
    09-05110092
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $2,444.99
    Qty in Cart: 0
    Price:
    $2,444.99
    Subtotal:
  • Premier 511 Bolt Kit For 2880 And 880 Couplings

    Premier 511 Bolt Kit For 2880 And 880 Couplings

    PREMIER

    $114.99
    Premier 511 Bolt Kit* High Quality Bolt Kit* Includes   - (6) 3-1/2 Inch Bolts  - (6) Locknuts* Mounting Structure Thickness 1-5/8 Inch* For Use With 2880 And 880 Couplings* Made In USA* Sold...
    09-051100892
    SKU:
    09-051100892
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $114.99
    Qty in Cart: 0
    Price:
    $114.99
    Subtotal:
  • Holland 5th Wheel Pivot Pocket Insert Kit

    Holland 5th Wheel Pivot Pocket Insert Kit

    OPP - ORIGINAL PARTS PROGRAM

    $72.99
    Holland Replacement Pivot Pocket Insert Kit Fits FW35, FW31, FW33, FW17, FW16, FW83, FWS1, & FWS2 Fifth Wheels.* High Quality Pocket Inserts* Includes:  - (2) Inserts  - (2) Double Sided Tape* For...
    09-051100918
    SKU:
    09-051100918
    Product Type:
    Frame & Chassis
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $72.99
    Qty in Cart: 0
    Price:
    $72.99
    Subtotal:
  • Premier 509 Bolt Kit For 820ELA Coupling.

    Premier 509 Bolt Kit For 820ELA Coupling.

    PREMIER

    $59.99
    Premier 509 Bolt Kit* High Quality Bolt Kit* Includes   - (4) 2-3/4 Inch   - (2) 3 Inch   - (4) Locknuts* Mounting Structure Thickness 1 Inch* For Use With 820ELA Coupling.* Made In USA* Sold...
    09-051100891
    SKU:
    09-051100891
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $59.99
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
  • Premier 159 Bolt Kit For 150, 160 And 240 Couplings

    Premier 159 Bolt Kit For 150, 160 And 240 Couplings

    PREMIER

    $24.75
    Premier 159 Bolt Kit* High Quality Bolt Kit* Includes   - (4) 2 Inch Bolts  - (4) Lock Washers   - (4) Hex Nuts* Mounting Structure Thickness 3/4 Inch* For Use With 150. 160 And 240 Couplings* Has...
    09-051100893
    SKU:
    09-051100893
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $24.75
    Qty in Cart: 0
    Price:
    $24.75
    Subtotal:
  • Premier 505 Bolt Kit For 770 Coupling

    Premier 505 Bolt Kit For 770 Coupling

    PREMIER

    $90.99
    Premier 505 Bolt Kit* High Quality Bolt Kit* Includes   - (5) 2-1/2- Inch Bolts   - (2) 2-3/4 Inch Bolts  - (7) Locknuts* Mounting Structure Thickness 1/2 Inch* For Use With 770 Coupling* Make The...
    09-051100888
    SKU:
    09-051100888
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $90.99
    Qty in Cart: 0
    Price:
    $90.99
    Subtotal:
  • Premier 508 Bolt Kit For 470, 470H, 2400, 2400H, 100-4 And 100-4H Couplings

    Premier 508 Bolt Kit For 470, 470H, 2400, 2400H, 100-4 And 100-4H Couplings

    PREMIER

    $100.99
    Premier 508 Bolt Kit* High Quality Bolt Kit* Includes   - (6) 2-1/2 Inch Bolts  - (2) 2-3/4 Inch Bolts  - (8) Locknuts* Mounting Structure Thickness 1/2 Inch* For Use With 470. 470H. 2400. 2400H...
    09-051100890
    SKU:
    09-051100890
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $100.99
    Qty in Cart: 0
    Price:
    $100.99
    Subtotal:
  • Fontaine Fifth Wheel Wedge Stop Rod Kit

    Fontaine Fifth Wheel Wedge Stop Rod Kit

    OPP - ORIGINAL PARTS PROGRAM

    $59.99
    Wedge Stop Rod Kit for NT, 6000, 7000, and 7000CC series Fontaine Fifth Wheel* High Quality Wedge Stop Rod Kit* Includes:  - Wedge Stop Rod  - Wedge Stop Rod Nut  - Washers  - Wedge Stop Rod Spring  ...
    09-05110089
    SKU:
    09-05110089
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $59.99
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
  • Premier 501 Bolt Kit For 270, 2200 And 100 Couplings

    Premier 501 Bolt Kit For 270, 2200 And 100 Couplings

    PREMIER

    $52.99
    Bolt Kit For Coupling or Drawbar Eye installationPremier's individually packaged Bolt Kits simplify the hardware selection process for your Coupling or Drawbar Eye installation. Each kit includes...
    09-051100884
    SKU:
    09-051100884
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $52.99
    Qty in Cart: 0
    Price:
    $52.99
    Subtotal:
  • Premier 502 Bolt Kit 360, 370, 780, 2300 And 100-3 Couplings

    Premier 502 Bolt Kit 360, 370, 780, 2300 And 100-3 Couplings

    PREMIER

    $79.99
    Premier 502 Bolt Kit* High Quality Bolt Kit* Includes   - (4) 2-1/2 Inch Bolts  - (2) 2-3/4 Inch Bolts  - (6) Locknuts* Mounting Structure Thickness 1/2 Inch* For Use With 360. 370. 780. 2300 And...
    09-051100885
    SKU:
    09-051100885
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $79.99
    Qty in Cart: 0
    Price:
    $79.99
    Subtotal:
  • Premier 504 Bolt Kit For 570 Coupling

    Premier 504 Bolt Kit For 570 Coupling

    PREMIER

    $74.99
    Premier 504 Bolt Kit* High Quality Bolt Kit* Includes   - (6) 2- Inch Bolts  - (6) Locknuts* Mounting Structure Thickness 1/2 Inch* For Use With 570 Coupling* Make The Hardware Selection For Your...
    09-051100887
    SKU:
    09-051100887
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $74.99
    Qty in Cart: 0
    Price:
    $74.99
    Subtotal:
  • Fontaine No Slack Fifth Wheel Minor Jaw / Wedge Repair Kit

    Fontaine No Slack Fifth Wheel Minor Jaw / Wedge Repair Kit

    OPP - ORIGINAL PARTS PROGRAM

    $375.99
    No-Slack Fifth Wheel Head Minor Rebuild Kit* High Quality Minor Jaw/Wedge Repair Kit* Includes:   - Jaw/Wedge   - 3 Main Top Plate Springs  - Bushings  - Cotter Pin  - Lock Nuts* No Slack* Made In...
    09-05110087
    SKU:
    09-05110087
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $375.99
    Qty in Cart: 0
    Price:
    $375.99
    Subtotal:
  • Fontaine Release Pull Handle Kit, Driver Side

    Fontaine Release Pull Handle Kit, Driver Side

    OPP - ORIGINAL PARTS PROGRAM

    $59.99
    Fontaine Fifth Wheel Release Pull Handle Kit for NT, 6000, 7000, and 7000CC Series* High Quality Pull Handle Kit* Includes:   - Pull Handle   - Washer  - Cotter Pin* Made In USA* Sold Individually*...
    09-05110086
    SKU:
    09-05110086
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    $59.99
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
  • Premier 503 Bolt Kit For 127, 127F, 370B, 570, 580J And 2300B Couplings

    Premier 503 Bolt Kit For 127, 127F, 370B, 570, 580J And 2300B Couplings

    PREMIER

    $75.99
    Premier 503 Bolt Kit* High Quality Bolt Kit* Includes   - (6) 2-1/2 Inch Bolts  - (6) Locknuts* Mounting Structure Thickness 1/2 Inch* For Use With 127. 127F. 370B. 570. 580J And 2300B Couplings*...
    09-051100886
    SKU:
    09-051100886
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $75.99
    Qty in Cart: 0
    Price:
    $75.99
    Subtotal:
  • Jam Nut 5/8 Inch -18NF

    Jam Nut 5/8 Inch -18NF

    MINIMIZER

    $6.34
    Jam Nut For Air Chamber Push Rod* High Quality Jam Nut* 5/8 Inch -18NF* To Secure Coupler To Air Chamber Push Rod* Made In USA* Sold Individually* Warranty On Jam Nuts Against Defects In Workmanship...
    09-051100883
    SKU:
    09-051100883
    Product Type:
    Frame & Chassis
    Diameter Options:
    5/8 Inch
    Location:
    Made In USA
    Make:
    Universal Items
    $6.34
    Qty in Cart: 0
    Price:
    $6.34
    Subtotal:
  • Repair Kit For 956BK Front End Housing

    Repair Kit For 956BK Front End Housing

    MINIMIZER

    $413.99
    956BK Front End Housing Repair Kit* High Quality Repair Kit* Includes   - Poly Bushings- 2 Pieces  - A Internal Polymer Washer  - B External Polymer Washer   - External Washer* Poly* Made In USA*...
    09-051100837
    SKU:
    09-051100837
    Product Type:
    Frame & Chassis
    Material Options:
    Plastic/Poly
    Location:
    Made In USA
    Make:
    Universal Items
    $413.99
    Qty in Cart: 0
    Price:
    $413.99
    Subtotal:
  • Fontaine Fifth Wheel Spring Kit

    Fontaine Fifth Wheel Spring Kit

    AUTOMANN USA

    $25.73
    Fontaine 6000 Series Manual Pull Spring Kit for Fifth Wheels* High Quality Spring Kit* (3) Springs Included* Made In USA* Sold Individually* Warranty On Spring Kits Against Defects In Workmanship &...
    09-05110088
    SKU:
    09-05110088
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $25.73
    Qty in Cart: 0
    Price:
    $25.73
    Subtotal:
  • Front End Assembly With Drawbar Eye And Housing 307BK

    Front End Assembly With Drawbar Eye And Housing 307BK

    MINIMIZER

    $1,432.99
    Premier 956BK Front End Housing* High Quality Front End Assembly* Includes   - Drawbar Eye   - Front End Housing* Poly* Poly Bushed * Made In USA* Sold Individually* Warranty On Front End Assemblies...
    09-051100836
    SKU:
    09-051100836
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    $1,432.99
    Qty in Cart: 0
    Price:
    $1,432.99
    Subtotal:
  • Fontaine Fifth Wheel Pin & Bushing Kit

    Fontaine Fifth Wheel Pin & Bushing Kit

    OPP - ORIGINAL PARTS PROGRAM

    $173.99
    Fontaine Fifth Wheel Pin & Bushing Kit* High Quality Pin And Bushing Kit* Includes:  - Bushings   - Bracket Pins  - Cotter Pins* Made In USA* Sold Individually* Warranty On Pin And Bushing Kits...
    09-05110085
    SKU:
    09-05110085
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    Product Type:
    Frame & Chassis
    $173.99
    Qty in Cart: 0
    Price:
    $173.99
    Subtotal:
  • 2 Inch ID Washer For 235NT Coupling

    2 Inch ID Washer For 235NT Coupling

    PREMIER

    $27.06
    Replacement 2 Inch ID Washer* High Quality Replacement Washer* 2 Inch ID * For Use With 235NT Coupling* Made In USA* Sold Individually* Warranty On Replacement Washers Against Defects In Workmanship...
    09-051100734
    SKU:
    09-051100734
    Product Type:
    Frame & Chassis
    Diameter Options:
    2 Inch
    Location:
    Made In USA
    Make:
    Universal Items
    $27.06
    Qty in Cart: 0
    Price:
    $27.06
    Subtotal:
  • 335NTEL Coupling Replacement Parts Kit With Latch

    335NTEL Coupling Replacement Parts Kit With Latch

    PREMIER

    $245.99
    Replacement Parts Kit for 335NTEL Coupling* High Quality Replacement Parts Kit * Includes   - Pin  - Latch  - Springs  - Retaining Ring* Made In USA* Sold Individually* Warranty On Replacement Parts...
    09-051100741
    SKU:
    09-051100741
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $245.99
    Qty in Cart: 0
    Price:
    $245.99
    Subtotal:
  • Fontaine Fifth Wheel Slide Bracket Poly Bushings With Liner

    Fontaine Fifth Wheel Slide Bracket Poly Bushings With Liner

    OPP - ORIGINAL PARTS PROGRAM

    $152.99
    Bushing Replacements Fontaine Fifth Wheel Slide Bracket* High Quality Bushing Setup* Includes:   - Upper/Lower Bushings   - Bracket Liner* Poly* Made In USA* Sold Individually* Warranty On Bushing...
    09-05110084
    SKU:
    09-05110084
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Location:
    Made In USA
    Material Options:
    Plastic/Poly
    $152.99
    Qty in Cart: 0
    Price:
    $152.99
    Subtotal:
  • Fontaine Fifth Wheel Slide Bracket Poly Bushing,

    Fontaine Fifth Wheel Slide Bracket Poly Bushing,

    OPP - ORIGINAL PARTS PROGRAM

    $76.99
    Bushing Replacement for Fontaine Fifth Wheel Slide Bracket* High Quality Bushing* Polyurethane* Dimensions:  - 4 Inch OD  - 1 1/4 Inch ID  - 2 1/4 Inch Height* Made In USA* Sold Individually*...
    09-05110083
    SKU:
    09-05110083
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Material Options:
    Plastic/Poly
    Location:
    Made In USA
    Height Options:
    2 Inch
    $76.99
    Qty in Cart: 0
    Price:
    $76.99
    Subtotal:
  • Lock Jaw Driver Side Replaces Jost 1770SK1489LZ,. SK1489LZ

    Lock Jaw Driver Side Replaces Jost 1770SK1489LZ,. SK1489LZ

    AUTOMANN USA

    $37.11
    Replacement Jost Fifth Wheel Trailer Hitch Lock Jaw* High Quality Lock Jaw* Driver Side* Sold Individually* Warranty On Lock Jaws Against Defects In Workmanship & Material From Date Of Purchase***...
    09-05110020
    SKU:
    09-05110020
    Product Type:
    Frame & Chassis
    Position:
    Driver Side
    Make:
    Universal Items
    $37.11
    Qty in Cart: 0
    Price:
    $37.11
    Subtotal:
  • Holland Fifth Wheel Sliding Fifth Wheel Assembly - 24 Inch

    Holland Fifth Wheel Sliding Fifth Wheel Assembly - 24 Inch

    OPP - ORIGINAL PARTS PROGRAM

    $4,634.99
    Holland Outboard Mount Air Slider* High Quality Fifth Wheel Assembly* Dimensions:  - 7 Inch Height  - 24 Inch Slider* Outboard Rails* Made In USA* Sold Individually* Warranty On Fifth Wheel...
    09-05110022
    SKU:
    09-05110022
    Product Type:
    Interior
    Truck Class:
    Heavy Duty
    Height Options:
    7 Inch
    Length Options:
    24 Inch
    Make:
    Universal Items
    $4,634.99
    Qty in Cart: 0
    Price:
    $4,634.99
    Subtotal:
  • 335NTEL Coupling Replacement Parts Kit With Pawl

    335NTEL Coupling Replacement Parts Kit With Pawl

    PREMIER

    $203.99
    Replacement Parts Kit for 335NTEL Coupling* High Quality Replacement Parts Kit * Includes   - Pawl  - Springs  - Pin   - Retaining Ring* For 335NTEL Coupling* Made In USA* Sold Individually* Warranty...
    09-051100742
    SKU:
    09-051100742
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $203.99
    Qty in Cart: 0
    Price:
    $203.99
    Subtotal:
  • Auxiliary Air Cylinder Assembly w/ Lock Washer For 820EL

    Auxiliary Air Cylinder Assembly w/ Lock Washer For 820EL

    MINIMIZER

    $458.99
    820ELAuxiliary Air Cylinder Assembly* High Quality Auxiliary Air Cylinder Assembly* For Use With 820EL* Made In USA* Sold Individually* Warranty On Auxiliary Air Cylinder Assemblies Against Defects...
    09-051100697
    SKU:
    09-051100697
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Make:
    Universal Items
    $458.99
    Qty in Cart: 0
    Price:
    $458.99
    Subtotal:
  • JOST Fifth Wheel Sliding Fifth Wheel Assembly - 24 Inch

    JOST Fifth Wheel Sliding Fifth Wheel Assembly - 24 Inch

    OPP - ORIGINAL PARTS PROGRAM

    $218.99
    JOST Fifth Wheel Sliding Fifth Wheel Assembly - 24 Inch* High Quality Sliding Outboard* 52 1/4 Inch Long* For 24 Inch Slide Rail* Predrilled 4 Inch C To C On All Bolt Holes* Made In USA* Sold...
    09-05110037
    SKU:
    09-05110037
    Truck Class:
    Heavy Duty
    Length Options:
    52 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $218.99
    Qty in Cart: 0
    Price:
    $218.99
    Subtotal:
  • JOST Fifth Wheel Fifth Wheel Assembly, Sliding - 8 Inch

    JOST Fifth Wheel Fifth Wheel Assembly, Sliding - 8 Inch

    OPP - ORIGINAL PARTS PROGRAM

    $1,662.99
    Jost Outboard Mount Air Slider* High Quality Fifth Wheel Risers* 10.75 Inch Height * With Top Plate* Sold Individually* Warranty On 5Th Wheel Risers Against Defects In Workmanship & Material From...
    09-05110010
    SKU:
    09-05110010
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Height Options:
    10 1/2 Inch
    $1,662.99
    Qty in Cart: 0
    Price:
    $1,662.99
    Subtotal:
  • 24 X 14 Inch Peterbilt Logo Mud Flap - Red / White

    24 X 14 Inch Peterbilt Logo Mud Flap - Red / White

    OPP - ORIGINAL PARTS PROGRAM

    $44.10
    Red & White Rubber Peterbilt Logo Mud FlapProtect your Peterbilt truck while showcasing its iconic brand with these 24 x 14 Inch Peterbilt Logo Mud Flaps in red and white. Crafted for durability,...
    01-0507004OE
    SKU:
    01-0507004OE
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Width Options:
    24 Inch
    Height Options:
    14 Inch
    Make:
    Peterbilt
    Color:
    Red/White
    Material Options:
    Rubber
    $44.10
    Qty in Cart: 0
    Price:
    $44.10
    Subtotal:
  • Herd Aluminum Defender Grille Guard W/ Slam Latch For Peterbilt 378 & 379 SFA

    Herd Aluminum Defender Grille Guard W/ Slam Latch For Peterbilt 378 & 379 SFA

    HERD BUMPERS

    $5,180.99
    Defender Aluminum Grille Guard W/ Lower RakeShield your Peterbilt 378 or 379 with the heavy-duty Herd Defender Bumper Guard, engineered for superior protection and visibility. This high-quality...
    01-0130060
    SKU:
    01-0130060
    Product Type:
    Bumpers
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Light Options:
    With Lights
    Height Options:
    12 Inch
    Material Options:
    Aluminum
    Style Options:
    Defender 4 Post
    Type Options:
    Set Forward Axle
    $5,180.99
    Qty in Cart: 0
    Price:
    $5,180.99
    Subtotal:
  • Herd Super Road Train Grille Guard Horizontal Posts W/ Slam Latch, Surface Mount Clear Lights, Rake With Balusters, Radar Cutout And Bracket, Mirror Polish For Peterbilt 378 & 379

    Herd Super Road Train Grille Guard Horizontal Posts W/ Slam Latch, Surface Mount Clear Lights, Rake With Balusters, Radar Cutout And Bracket, Mirror Polish For Peterbilt 378 & 379

    HERD BUMPERS

    $6,884.99
    Peterbilt Herd Aluminum Super Road Train Grille Guard Horizontal PostsGear up your Peterbilt with the Herd Super Road Train Grille Guard, engineered for unbeatable protection and polished to a mirror...
    01-013000292
    SKU:
    01-013000292
    Product Type:
    Bumpers
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Light Options:
    With Lights
    $6,884.99
    Qty in Cart: 0
    Price:
    $6,884.99
    Subtotal:
  • Herd Super Road Train Grille Guard Horizontal Posts With Slam Latch, Lift Assist, Two Oval Clear Turn Signal Lights, Row Of 2 Inch Lights For Peterbilt 379

    Herd Super Road Train Grille Guard Horizontal Posts With Slam Latch, Lift Assist, Two Oval Clear Turn Signal Lights, Row Of 2 Inch Lights For Peterbilt 379

    HERD BUMPERS

    $7,559.99
    Peterbilt 379 Herd Aluminum Super Road Train Grille Guard Horizontal PostsOutfit your Peterbilt 379 with top-tier front-end protection using the Herd Super Road Train Grille Guard. Engineered for...
    01-013000306
    SKU:
    01-013000306
    Product Type:
    Bumpers
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Light Options:
    With Lights
    Material Options:
    Aluminum
    Style Options:
    Super Road Train
    $7,559.99
    Qty in Cart: 0
    Price:
    $7,559.99
    Subtotal:
  • BESTfit Aluminum Fuel Tank- DEF Tank Cover 90 Gallon- 26 X 66 Inch W/ New Style Manifold Driver Side For Peterbilt 379, 386 & 389

    BESTfit Aluminum Fuel Tank- DEF Tank Cover 90 Gallon- 26 X 66 Inch W/ New Style Manifold Driver Side For Peterbilt 379, 386 & 389

    BESTFIT TRUCK PARTS

    $1,305.99
    Driver Side 90 Gallon- 26 X 66 Inch Aluminum Fuel Tank- DEF Tank Cover W/ New Style Manifold By BESTfit Fits Peterbilt 379, 386 & 389Designed for Peterbilt trucks, this 90 Gallon Aluminum Fuel Tank...
    01-06009059
    SKU:
    01-06009059
    Diameter Options:
    26 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Length Options:
    66 Inch
    Capacity:
    90 Gallons
    Product Type:
    Fuel Tanks
    Make:
    Peterbilt
    Position:
    Driver Side
    $1,305.99
    Qty in Cart: 0
    Price:
    $1,305.99
    Subtotal:
  • T-Handle Replacement For Old Style Bawer Tool Box

    T-Handle Replacement For Old Style Bawer Tool Box

    BAWER TOOL BOXES

    $11.99
    Replacement Old Style Bawer Tool Box T-Handle* High Quality T-Handle* Not Complete Handle* Held On With Roll Pin* Sold Individually* Warranty On T-Handles Against Defects In Workmanship & Material...
    TC999964
    SKU:
    TC999964
    Product Type:
    Toolboxes
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Ready To Ship:
    Yes
    $11.99
    Qty in Cart: 0
    Price:
    $11.99
    Subtotal:
  • Brass Split Ferrule Transmission Nut 1/8 Inch

    Brass Split Ferrule Transmission Nut 1/8 Inch

    PARTS DISTRIBUTING

    $2.03
    1/8 Inch Brass Compression Nut Fittings* High Quality Compression Nut* 1/8 Inch* Sold Individually* Warranty On Compression Nuts Against Defects In Workmanship & Material From Date Of Purchase***...
    SF612
    SKU:
    SF612
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Diameter Options:
    1/8 Inch
    Material Options:
    Brass
    Ready To Ship:
    Yes
    $2.03
    Qty in Cart: 0
    Price:
    $2.03
    Subtotal:
  • 10 Inch Round Center Mount Convex Mirror Head - Ball Stud

    10 Inch Round Center Mount Convex Mirror Head - Ball Stud

    LUVERNE

    $50.99
    10 Inch Round Convex Steel Center Mount Mirror Stainless Steel Ball Stud* High Quality Convex Mirror Head* Stainless Steel* 10 Inch* Convex* Ball Stud* Center-Mount* Made In USA* Sold Individually*...
    RT-604953
    SKU:
    RT-604953
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Position:
    Center
    Length Options:
    10 Inch
    Location:
    Made In USA
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $50.99
    Qty in Cart: 0
    Price:
    $50.99
    Subtotal:
  • Cam Bushing For Key Cam On Bawer Tool Boxes

    Cam Bushing For Key Cam On Bawer Tool Boxes

    BAWER TOOL BOXES

    $2.29
    Bawer Key Cam Bushing* High Quality Bushing* For Key Cam On Tool Boxes * Made In Italy* Sold Individually* Warranty On Bushings Against Defects In Workmanship & Material From Date Of Purchase*** High...
    TU999919
    SKU:
    TU999919
    Truck Class:
    Heavy Duty
    Product Type:
    Toolboxes
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $2.29
    Qty in Cart: 0
    Price:
    $2.29
    Subtotal:
  • 1/8 Inch Brass Split Ferrule Transmission Union

    1/8 Inch Brass Split Ferrule Transmission Union

    PARTS DISTRIBUTING

    $3.53
    1/8 Inch Split Ferrule Trans Union* High Quality Transmission Union* 1/8 Inch* Split Ferrule* Sold Individually* Warranty On Transmission Unions Against Defects In Workmanship & Material From Date Of...
    SF622
    SKU:
    SF622
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Diameter Options:
    1/8 Inch
    Material Options:
    Brass
    Ready To Ship:
    Yes
    $3.53
    Qty in Cart: 0
    Price:
    $3.53
    Subtotal:
  • Sear Atlas Suspension Shock Kit

    Sear Atlas Suspension Shock Kit

    SEARS SEATING

    $85.99
    Sear Seat Shock* High Quality Sear Seat Shock* Sold Individually* Warranty On Sear Seat Shocks Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement...
    SA18193
    SKU:
    SA18193
    Product Type:
    Seats
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $85.99
    Qty in Cart: 0
    Price:
    $85.99
    Subtotal:
  • Total: items /

Adding your products to cart

Shop for Repair & Performance Parts for the Peterbilt 379

We stock aftermarket parts from top-tier brands, each engineered to meet or exceed classic OEM Peterbilt 379 parts for both newer and older 379 model years. Replacement parts reduce downtime and can enhance the efficiency of your big rig. Easily swap out worn-out or broken mechanical components: - Turbochargers and exhaust manifolds. - Radiators, heater hoses, and electrical components. -Peterbilt 379 front shocks, air-ride suspension hardware and drivetrain or powertrain replacements. Installing high-quality aftermarket performance upgrades can lead to a positive ROI and stronger performance. Whether your Peterbilt needs an exhaust system upgrade or an extensive suspension rebuild, we've got the parts to get the job done.

Add Polished Chrome Upgrades

Elevate your truck's look with exterior chrome parts: stainless steel visors, grilles, rear fenders, and front bumpers for Peterbilt 379. Add larger Peterbilt diesel fuel storage tanks and a new set of Peterbilt 379 chrome stack tops.

Customize the Interior with Peterbilt 379 Accessories

Our Peterbilt 379 interior accessories let you mix and match designs to fit your truck's theme. For decades, we've helped source parts for drivers to build their custom show trucks. Customizing the interior? If you can dream it, there's likely a product to help you build it. Browse through dash trims, upholstery, dual-tone interior cab lights, vent trim covers, custom foot pedals, and more. Interior accessories help to customize the entirety of your rig. You can add unique rear sleeper window shapes, chrome-polished mirror accessories, cabin doors, and in-cab vinyl flooring kits. When it comes to fine-tuning your custom interior, there are endless options. Filter through a vast selection of products via the materials, design features, sizes, and aftermarket brands that truckers trust. At the bottom of the page, you can review the item details, check for product specs, search for limited-time discounts on popular items, and add the order to cart. Easy.

Frequently Asked Questions About Peterbilt 379 Parts

What years are Peterbilt 379 parts compatible with, and will they fit my specific model?

Most Peterbilt 379 parts fit 1987–2007 trucks, but fitment depends on the exact part and your setup (standard vs extended hood, trim packages, modifications). Always confirm OEM specs and model details before ordering. For custom builds, contact support with your truck info.

What's the difference between aftermarket and OEM Peterbilt 379 parts in terms of quality and durability?

OEM parts match factory specs and usually cost more. Quality aftermarket parts can perform similarly for 30–50% less, especially for chrome and accessories. Look for strong materials (ex: 16-gauge+ bumpers), good plating/finishing, and a warranty—avoid ultra-cheap parts that rust or peel quickly.

How difficult is it to install Peterbilt 379 bumpers and what tools do I need?

Most installs take 2–4 hours with basic tools: socket set (especially 3/4" and 7/8"), torque wrench, jack stands/lift, and ideally a helper. Many bumpers use factory mounts; some may need minor drilling. Rusted hardware and alignment are the usual challenges. Pro install is often $200–$400.

What chrome and finish options are available for Peterbilt 379 parts, and how do they hold up?

Triple chrome: best shine, needs regular upkeep (especially in winter). Powder coat: tough and chip-resistant, less mirror-like. Polished stainless: higher upfront cost, won’t rust, low maintenance. Choose based on climate and how much maintenance you want to do.

Which Peterbilt 379 parts should I prioritize replacing for both appearance and functionality?

Start with safety items (headlights/marker lights). Next, replace rust-prone parts like bumpers, battery boxes, and step plates. Then move to high-impact upgrades like air cleaners and exhaust. Interior items (dash panels, handles) improve daily comfort. Prices can vary. Budget $2,000-5,000 for a comprehensive exterior refresh, or tackle projects individually starting with the most visible or damaged components.


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