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Mack Truck Parts

Find top-quality Mack truck parts at 4 State Trucks. Upgrade your rig with OE replacements and aftermarket solutions to ensure peak performance and durability. From bumpers and engine parts to fenders, you'll discover everything needed to keep your truck in prime condition. Hit the road confidently with reliable replacement Mack Truck parts.
  • Product
  • Qty in Cart
  • Quantity
  • Price
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  • BESTfit Cab Shock Absorber Replaces 21345836, 21345868, 21345869, 21490486, 21582262, 22662254, 23145372 For Mack GU713, GU813, CHU613, CXN613

    BESTfit Cab Shock Absorber Replaces 21345836, 21345868, 21345869, 21490486, 21582262, 22662254, 23145372 For Mack GU713, GU813, CHU613, CXN613

    BESTFIT TRUCK PARTS

    $54.99
    Cab Shock Absorber Replaces 21345836, 21345868, 21345869, 21490486* High Quality Cab Shock Absorber* Extended 11.313 Inch * Collapsed 9.203 Inch* 14 mm ID Both Ends* Made In USA* Sold Individually *...
    11-09500002
    SKU:
    11-09500002
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Mack
    Product Type:
    Frame & Chassis
    $54.99
    Qty in Cart: 0
    Price:
    $54.99
    Subtotal:
  • Air Spring Cabin, Sleeve Type Replaces 25166846, 227QS34, 227QS34A For Mack R, RD Models

    Air Spring Cabin, Sleeve Type Replaces 25166846, 227QS34, 227QS34A For Mack R, RD Models

    AFTERMARKET

    $44.97
    Mack Cab Suspension Air SpringRestore smooth, controlled cabin suspension with the Air Spring Cabin, Sleeve Type for Mack R and RD models. Built from high-quality materials and equipped with studs on...
    11-09500003
    SKU:
    11-09500003
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Product Type:
    Frame & Chassis
    $44.97
    Qty in Cart: 0
    Price:
    $44.97
    Subtotal:
  • Adjustment Rod Kit For 5th Wheel Frontaine 3000 Series

    Adjustment Rod Kit For 5th Wheel Frontaine 3000 Series

    AFTERMARKET

    $66.99
    Adjustment Rod Kit Replaces KITROD3000* High Quality Rod Kit* 41.25 Inches Length* Adjustment* Made In USA* Sold Individually * Warranty On Rod Kits Against Defects In Workmanship & Material From...
    09-05110029
    SKU:
    09-05110029
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • Rubber Insulator Kit. 4-ABP1, 4-ABP2 For Mack SS34-38 Series Suspension W/ 4 Inch Spring

    Rubber Insulator Kit. 4-ABP1, 4-ABP2 For Mack SS34-38 Series Suspension W/ 4 Inch Spring

    AFTERMARKET

    $245.99
    Insulator Kit With 4 Upper & 4 Lower Rubber InsulatorsProtect your suspension system and improve driving comfort with the Rubber Insulator Kit for Mack SS34-38 Series, engineered for 4-inch springs...
    11-05100046
    SKU:
    11-05100046
    Material Options:
    Rubber
    Truck Class:
    Heavy Duty
    Color:
    Black
    Make:
    Mack
    Product Type:
    Frame & Chassis
    $245.99
    Qty in Cart: 0
    Price:
    $245.99
    Subtotal:
  • Rubber Insulator Kit Includes 4-ABP4 & 4-ABP2UB For Mack Rear SS34- 38-44 Suspension

    Rubber Insulator Kit Includes 4-ABP4 & 4-ABP2UB For Mack Rear SS34- 38-44 Suspension

    AFTERMARKET

    $715.99
    Insulator Kit With 4 Poly Upper & 4 Lower Rubber InsulatorsMaximize the efficiency and durability of your Mack SS34-38-44 rear suspension with the Rubber Insulator Kit, which combines rubber and poly...
    11-05100047
    SKU:
    11-05100047
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Product Type:
    Frame & Chassis
    $715.99
    Qty in Cart: 0
    Price:
    $715.99
    Subtotal:
  • 12 MM Flange Lock Nut W/ 1.25 Pitch

    12 MM Flange Lock Nut W/ 1.25 Pitch

    AUTOMANN USA

    $1.93
    12 MM Flange Lock Nut* High Quality Flanged Lock Nut* 1.25 Pitch* Sold Individually * Warranty On Flanged Lock Nuts Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    09-05250102
    SKU:
    09-05250102
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1.93
    Qty in Cart: 0
    Price:
    $1.93
    Subtotal:
  • Bolt Kit W/ 8 Washers And 8 Nuts For Hendrickson Rear AR 340/380 Series

    Bolt Kit W/ 8 Washers And 8 Nuts For Hendrickson Rear AR 340/380 Series

    AFTERMARKET

    $130.99
    Bolt Kit Replaces 56659-1* High Quality Bolt Kit* Set Of 8* 8 Bolts* 8 Nuts* 16 Washers* Used On Hendrickson Rear AR 340/380 Series* Sold Individually * Warranty On Bolt Kits Against Defects In...
    09-05250091
    SKU:
    09-05250091
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $130.99
    Qty in Cart: 0
    Price:
    $130.99
    Subtotal:
  • Steel Washer, 2.125 ID, .50 OD Inch For Ridewell Rear Suspension

    Steel Washer, 2.125 ID, .50 OD Inch For Ridewell Rear Suspension

    AUTOMANN USA

    $5.78
    Thickness 0.19 Inch Washer Ridewell Replaces 1160519B302* High Quality Washer* Steel* 2.125 Inch I.D.* 4.50 Inch O.D.* 0.19 Inch Thickness* Sold Individually * Warranty On Washers Against Defects In...
    09-05250087
    SKU:
    09-05250087
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Trailer
    Product Type:
    Frame & Chassis
    $5.78
    Qty in Cart: 0
    Price:
    $5.78
    Subtotal:
  • Center Bolt Sleeve Lengthener 7/16 ID X 5/8 OD X 0.196 Inch

    Center Bolt Sleeve Lengthener 7/16 ID X 5/8 OD X 0.196 Inch

    AUTOMANN USA

    $1.14
    7/16 Inch ID X 5/8 Inch OD X 0.196 Inch Leaf Spring Center Bolt Lengthener SleeveUse this bolt sleeve to lengthen your leaf spring center bolt head by an extra 0.196 inch when using tapered shims...
    09-05250092
    SKU:
    09-05250092
    Material Options:
    Brass Copper
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1.14
    Qty in Cart: 0
    Price:
    $1.14
    Subtotal:
  • Shock Spacer - 1.5 In OD, 0.81 In ID For Hendrickson Turner

    Shock Spacer - 1.5 In OD, 0.81 In ID For Hendrickson Turner

    AUTOMANN USA

    $5.67
    Shock Spacer Replaces E11831, A20913* High Quality Shock Spacer* 1 1/2 In OD * 0.810 Inch ID* 1.15625In Thickness* Sold Individually * Warranty On Shock Spacers Against Defects In Workmanship &...
    09-05250082
    SKU:
    09-05250082
    Diameter Options:
    1 1/2 Inch
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $5.67
    Qty in Cart: 0
    Price:
    $5.67
    Subtotal:
  • Shock Spacer - 1 1/2 In OD, 3/4 In ID For Hendrickson Turner

    Shock Spacer - 1 1/2 In OD, 3/4 In ID For Hendrickson Turner

    AUTOMANN USA

    $6.34
    0.78 Inch Tall Shock Spacer* High Quality Shock Spacer* 3/4 Inch ID* 1.5In OD * 0.78 Inch Height * Sold Individually * Warranty On Shock Spacers Against Defects In Workmanship & Material From Date Of...
    09-05250081
    SKU:
    09-05250081
    Material Options:
    Brass
    Diameter Options:
    3/4 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $6.34
    Qty in Cart: 0
    Price:
    $6.34
    Subtotal:
  • 1.5 Inch Shock Spacer, 2.25 In OD, 0.77 In ID

    1.5 Inch Shock Spacer, 2.25 In OD, 0.77 In ID

    AUTOMANN USA

    $9.25
    1.5 Inch Shock Spacer Replaces A23645Maintain perfect suspension alignment with this reliable 1.5 Inch Shock Spacer. With a 2.25-inch OD, 0.77-inch ID, and 1.5-inch height, it strengthens your shock...
    09-05250083
    SKU:
    09-05250083
    Material Options:
    Brass
    Diameter Options:
    3/4 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $9.25
    Qty in Cart: 0
    Price:
    $9.25
    Subtotal:
  • Torque Arm Bolt Kit E-5277, 49176001 For Hendrickson Rear E4 Series

    Torque Arm Bolt Kit E-5277, 49176001 For Hendrickson Rear E4 Series

    AUTOMANN USA

    $5.44
    Torque Arm Bolt Kit With Cap Screw, Lock Nut, U-Bolt Washer* High Quality Bolt Kit* Includes - Cap Screw  - Lock Nut  - U Bolt Washer* For Torque Arm* Sold Individually * Warranty On Bolt Kits...
    09-05250074
    SKU:
    09-05250074
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $5.44
    Qty in Cart: 0
    Price:
    $5.44
    Subtotal:
  • 1-5/16 Inch ID -12 TPI Nut For 9541 & 9547 Air Springs

    1-5/16 Inch ID -12 TPI Nut For 9541 & 9547 Air Springs

    AUTOMANN USA

    $16.52
    1 1/2 OD, 1-5/16 ID Air Spring NutStrengthen your air spring assemblies with this 1-5/16 Inch ID -12 TPI Nut, designed for 9541 and 9547 air springs. With a 1.5-inch outer diameter and 0.925-inch...
    09-05250073
    SKU:
    09-05250073
    Truck Class:
    Universal
    Material Options:
    Brass
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $16.52
    Qty in Cart: 0
    Price:
    $16.52
    Subtotal:
  • On Sale
    Limited Quantity Available
    8 Inch Delrin Liner W/ Tab & Hole For 1/2 Inch Nut

    8 Inch Delrin Liner W/ Tab & Hole For 1/2 Inch Nut

    AFTERMARKET

    Now: $1.42
    Was: $2.03
    8 X 2.875 Inch Delrin Liner W/ Tab & Hole For 1/2 Inch Nut* High Quality Delrin Liner* 8.00 Inch Length* 2.875 Inch Width* 3/4 Inch Hole With Tab For 1/2 Inch Nut* Sold Individually * Warranty On...
    09-05250079
    SKU:
    09-05250079
    Material Options:
    Steel
    Length Options:
    8 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Availability:
    Ready To Ship
    Now: $1.42
    Was: $2.03
    Qty in Cart: 0
    Price:
    Now: $1.42
    Was: $2.03
    Subtotal:
  • Poly Bracket Pin Cushions For Holland 5th Wheel

    Poly Bracket Pin Cushions For Holland 5th Wheel

    AFTERMARKET

    $93.99
    Fifth Wheel Bracket Pin Cushions Replaces FW51-32606, Fw5132606Heavy-duty towing demands dependable components, and the Poly Bracket Pin Cushions for Holland 5th Wheel are designed to meet that...
    09-05110032
    SKU:
    09-05110032
    Truck Class:
    Universal
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $93.99
    Qty in Cart: 0
    Price:
    $93.99
    Subtotal:
  • Brake Camshaft Tube 18 X 2 Inch ID Replaces E-5243A, R005243A. 31-1440 For Support End

    Brake Camshaft Tube 18 X 2 Inch ID Replaces E-5243A, R005243A. 31-1440 For Support End

    AFTERMARKET

    $106.99
    18 Inch Long Brake Camshaft Tube* High Quality Brake Camshaft Tube* 18.00 Inch Length* 2 Inch Diameter* 1.50 Inch Support End I.D.* 1.625 Inch Spider End I.D. * Meritor Axles* Replacement Bushing For...
    09-05170247
    SKU:
    09-05170247
    Truck Class:
    Universal
    Material Options:
    Steel
    Diameter Options:
    2 Inch
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $106.99
    Qty in Cart: 0
    Price:
    $106.99
    Subtotal:
  • 0.25 Inch Shim For Hendrickson Rear Haulmaax

    0.25 Inch Shim For Hendrickson Rear Haulmaax

    BESTFIT TRUCK PARTS

    $10.39
    0.25 Inch Shim Replaces E-15155, 60791* High Quality Shim* 1/4 Inch* 0.25 Inch Thickness* Sold Individually * Warranty On Shims Against Defects In Workmanship & Material From Date Of Purchase*** High...
    09-05100013
    SKU:
    09-05100013
    Width Options:
    1/4 Inch
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $10.39
    Qty in Cart: 0
    Price:
    $10.39
    Subtotal:
  • Decking Beam Hoop Set, 32 3/4 Inch

    Decking Beam Hoop Set, 32 3/4 Inch

    AFTERMARKET

    $107.99
    Load & Cargo Shoring / Decking Beam Hoop Set Replaces 4767010, 1840Upgrade your trailer or truck deck structure with this high-quality 32 3/4 Inch Decking Beam Hoop Set. Crafted from premium...
    09-02070015
    SKU:
    09-02070015
    Truck Class:
    Universal
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Cargo Control
    $107.99
    Qty in Cart: 0
    Price:
    $107.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Grade 8 Flange Head Cap Screws

    Grade 8 Flange Head Cap Screws

    AUTOMANN USA

    $0.74 - $2.30
    Choose Option(s) to see description.Flange Bolt 5/8In-11 X 2 Inch, Grade 8Flange Bolt Replaces* High Quality Flange Bolt* 5/8 Inch Bolt Diameter* 2.00 Inch Bolt Length* Bolt Type- Flanged Bolts*...
    PPR_206137
    SKU:
    PPR_206137
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Availability:
    Ready To Ship
    $0.74 - $2.30
    Qty in Cart: 0
    Price:
    $0.74 - $2.30
    Subtotal:
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Adding your products to cart

Frequently Asked Questions About Mack Truck Parts

What Mack truck models and years are your parts compatible with?

Our Mack truck parts cover a wide range of models including the Anthem, Pinnacle, Granite, and older CH, CL, and Vision series. Most of our parts fit trucks from 1990 to current model years. Each product listing includes specific model and year compatibility information. For older Mack models like the R-Model or Superliner, availability is more limited but we do carry select restoration parts. Always check the product description or contact our team with your OEM for exact fitment verification.

Are aftermarket Mack parts as reliable as OEM parts?

We carry both genuine OEM Mack parts and high-quality aftermarket alternatives. Our aftermarket parts are manufactured to meet or exceed OEM specifications and often come from the same suppliers that manufacture for Mack. Chrome bumpers, for example, typically feature triple-chrome plating with proper nickel and copper base layers for durability. Many customers choose aftermarket options for better pricing without sacrificing quality. All parts come with manufacturer warranties, typically ranging from 1 to 3 years depending on the component.

What tools and skills do I need to install Mack truck parts myself?

Installation difficulty varies by part type. Basic items like mirrors, grab handles, and light bars typically require standard hand tools and can be installed in 30-60 minutes. Bumpers and grilles usually need two people, basic mechanical skills, and may require drilling for non-OEM replacements. Engine components, electrical parts, and suspension items often require specialized tools and professional installation. We provide installation instructions when available, and our tech support can guide you on whether a part is DIY-friendly for your skill level.

How do I choose between chrome, stainless steel, and painted finishes?

Chrome provides the classic polished look but requires regular maintenance to prevent pitting and rust, especially in northern climates with road salt. Stainless steel offers excellent corrosion resistance with less maintenance but costs 20-30% more than chrome. Painted finishes are most economical and can be color-matched to your truck but may need repainting after 5-7 years. For work trucks in harsh conditions, we recommend stainless steel. For show trucks or mild climates, chrome delivers the best appearance. Consider your climate, maintenance schedule, and budget when choosing.

What is your return policy if a part doesn't fit my Mack truck?

We accept returns on most Mack truck parts within 30 days of purchase if they're unused and in original packaging. Electrical parts, custom-ordered items, and clearance parts are non-returnable. If a part doesn't fit due to our error in listing compatibility, we cover return shipping. For customer-ordered incorrect parts, you're responsible for return shipping costs. We recommend double-checking fitment before ordering, and our customer service team is available at 1-417-775-7878 to verify compatibility before you purchase.


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