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Mack Trucks

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  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Roadworks Stainless Steel Channel W/ Contoured Bar, Length & Oval Light Hole Options

    Roadworks Stainless Steel Channel W/ Contoured Bar, Length & Oval Light Hole Options

    ROADWORKS

    $15.72 - $72.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksRoadworks 8.25 Inch Stainless Steel Channel W/ Contoured Bar & 1 Oval Light Hole8.25 Inch Stainless...
    PPR_301356
    SKU:
    PPR_301356
    Length Options:
    24 1/2 Inch
    Location:
    Made In USA
    Length Options:
    48 Inch
    Material Options:
    Stainless Steel
    Length Options:
    16 1/2 Inch
    Height Options:
    4 Inch
    Light Options:
    Without Lights
    Length Options:
    8 1/4 Inch
    Product Type:
    Lighting
    Make:
    Universal Items
    $15.72 - $72.99
    Qty in Cart: 0
    Price:
    $15.72 - $72.99
    Subtotal:
  • Roadworks Stainless Steel Channel W/ Length & Round Light Hole Options

    Roadworks Stainless Steel Channel W/ Length & Round Light Hole Options

    ROADWORKS

    $20.07 - $36.54
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksRoadworks 6.5 Inch Stainless Steel Channel W/ 1 Round 4 inch Light Hole6.5 Inch Stainless Steel Channel...
    PPR_301352
    SKU:
    PPR_301352
    Height Options:
    6 1/2 Inch
    Location:
    Made In USA
    Length Options:
    13 Inch
    Material Options:
    Stainless Steel
    Product Type:
    Lighting
    Light Options:
    Without Lights
    Length Options:
    6 1/2 Inch
    Make:
    Universal Items
    $20.07 - $36.54
    Qty in Cart: 0
    Price:
    $20.07 - $36.54
    Subtotal:
  • Roadwork Stainless Steel Channel W/ Supernova Light Hole & Length Options

    Roadwork Stainless Steel Channel W/ Supernova Light Hole & Length Options

    ROADWORKS

    $13.84 - $135.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksRoadworks 6.75 Inch Stainless Steel Channel W/ Supernova Light Hole6.75 Inch Stainless Steel Channel W/...
    PPR_301348
    SKU:
    PPR_301348
    Length Options:
    18 Inch
    Length Options:
    60 Inch
    Length Options:
    30 Inch
    Material Options:
    Stainless Steel
    Length Options:
    94 Inch
    Product Type:
    Lighting
    Style Options:
    Supernova
    Height Options:
    3 1/2 Inch
    Length Options:
    36 Inch
    Length Options:
    6 3/4 Inch
    Light Options:
    Without Lights
    Location:
    Made In USA
    Make:
    Universal Items
    $13.84 - $135.99
    Qty in Cart: 0
    Price:
    $13.84 - $135.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Multi Color Function Rigid Strip W/ 7 Selectable Colors & Length Options

    Multi Color Function Rigid Strip W/ 7 Selectable Colors & Length Options

    MAXXIMA

    $61.99 - $117.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksMulti Color Function Rigid Strip 12 Inch W/ 7 Selectable Colors & 33 LEDs12 Inch Multi Color Function...
    PPR_301232
    SKU:
    PPR_301232
    Height Options:
    114 Inch
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $61.99 - $117.99
    Qty in Cart: 0
    Price:
    $61.99 - $117.99
    Subtotal:
  • Stainless Steel 30 Inch Mud Flap Hanger Spring Loaded W/ Optional Bolt Spacing

    Stainless Steel 30 Inch Mud Flap Hanger Spring Loaded W/ Optional Bolt Spacing

    TRUX ACCESSORIES

    $127.99 - $163.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks & TrailersStainless Steel Mud Flap Hangers 30 X 5.5 Inch W/ 1.125 Inch Bolt SpacingMud Flap Hangers 30...
    PPR_301248
    SKU:
    PPR_301248
    Finish Options:
    Mirror
    Material Options:
    Stainless Steel
    Product Type:
    Mud Flaps
    Width Options:
    30 Inch
    Make:
    Universal Items
    $127.99 - $163.99
    Qty in Cart: 0
    Price:
    $127.99 - $163.99
    Subtotal:
  • Merritt Aluminum Cab Rack W/ Jail Bar Window & 2 Side Enclosures 86 X 68 X 9 Inch

    Merritt Aluminum Cab Rack W/ Jail Bar Window & 2 Side Enclosures 86 X 68 X 9 Inch

    MERRITT

    $5,806.99
    Diamond Plated Aluminum Cab Rack W/ 2 Chain Hangers* High Quality Cab Rack* Made Of Aluminum* Includes:  - Diamond Plated Body  - Jail Bar Window  - (2) Side Enclosures  - (2) Chain Hangers*...
    319381M0086
    SKU:
    319381M0086
    Product Type:
    Exterior
    Location:
    Made In USA
    Height Options:
    68 Inch
    Finish Options:
    Diamond Plate
    Width Options:
    86 Inch
    Material Options:
    Aluminum
    Make:
    Universal Items
    $5,806.99
    Qty in Cart: 0
    Price:
    $5,806.99
    Subtotal:
  • Merritt Aluminum Cab Rack W/ Radius Corners & Jail Bar Window 70 X 68 Inch

    Merritt Aluminum Cab Rack W/ Radius Corners & Jail Bar Window 70 X 68 Inch

    MERRITT

    $3,318.99
    Diamond Plated Aluminum Cab Rack W/ 2 Split Trays/Lids & 4 Inch Tall Foot Assembly* High Quality Cab Rack* Made Of Aluminum* Includes:  - Diamond Plated Body  - Radius Corners  - 4 Inch Tall Foot...
    317367C0446
    SKU:
    317367C0446
    Product Type:
    Exterior
    Material Options:
    Aluminum
    Location:
    Made In USA
    Height Options:
    68 Inch
    Finish Options:
    Diamond Plate
    Width Options:
    70 Inch
    Make:
    Universal Items
    $3,318.99
    Qty in Cart: 0
    Price:
    $3,318.99
    Subtotal:
  • Merritt Aluminum Tool Box Kit W/ Black Textured Double Doors 60 X 18 X 18 Inch

    Merritt Aluminum Tool Box Kit W/ Black Textured Double Doors 60 X 18 X 18 Inch

    MERRITT

    $2,095.99
    60 X 18 X 18 Inch Aluminum Tool Box Kit W/ Black Textured Double Doors By Merritt* High Quality Tool Box Kit* Made Of Aluminum* Includes:  - Aluminum Smooth Body  - Black Textured Double Doors*...
    291TBK
    SKU:
    291TBK
    Product Type:
    Toolboxes
    Length Options:
    60 Inch
    Width Options:
    18 Inch
    Height Options:
    18 Inch
    Position:
    Kit Full
    Material Options:
    Aluminum
    Location:
    Made In USA
    Make:
    Universal Items
    $2,095.99
    Qty in Cart: 0
    Price:
    $2,095.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover, Chrome Plastic Nut Covers & Mounting Hardware

    Roadworks Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover, Chrome Plastic Nut Covers & Mounting Hardware

    ROADWORKS

    $200.99
    Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover, Chrome Plastic Nut Covers & Mounting Hardware By Roadworks* High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish* For...
    29-2003030
    SKU:
    29-2003030
    Product Type:
    Wheels
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Finish Options:
    Polished
    Make:
    Universal Items
    $200.99
    Qty in Cart: 0
    Price:
    $200.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover & Mounting Hardware For Disk Hubcovers

    Roadworks Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover & Mounting Hardware For Disk Hubcovers

    ROADWORKS

    $184.99
    Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover & Mounting Hardware By Roadworks Fits Disk Hubcovers* High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish* For Disk...
    29-2003029
    SKU:
    29-2003029
    Product Type:
    Wheels
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Make:
    Universal Items
    $184.99
    Qty in Cart: 0
    Price:
    $184.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover 24.5 Inch

    Roadworks Stainless Steel Hubcover 24.5 Inch

    ROADWORKS

    $182.99
    * High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish* For Disk Hubcovers* Includes:  - Disk Dana-Spicer Hub Cover  - Mounting Hardware * 24.5 Inch Diameter Disk* Sold Individually*...
    29-2003031
    SKU:
    29-2003031
    Product Type:
    Wheels
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    $182.99
    Qty in Cart: 0
    Price:
    $182.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover W/ Flame Dana-Spicer Hubcover & Mounting Hardware For Flame Drive Axle Hubcovers

    Roadworks Stainless Steel Hubcover W/ Flame Dana-Spicer Hubcover & Mounting Hardware For Flame Drive Axle Hubcovers

    ROADWORKS

    $114.99
    Stainless Steel Hubcover W/ Flame Dana-Spicer Hubcover & Mounting Hardware By Roadworks Fits Flame Drive Axle Hubcovers* High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish* For Flame...
    29-2003027
    SKU:
    29-2003027
    Product Type:
    Wheels
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    $114.99
    Qty in Cart: 0
    Price:
    $114.99
    Subtotal:
  • Outer Spindle Nut 4 Inch A/F & 3.25 Inch 12 Thread

    Outer Spindle Nut 4 Inch A/F & 3.25 Inch 12 Thread

    AFTERMARKET

    $43.85
    4 Inch A/F Outer Spindle Nut 3.25 Inch 12 Thread* High Quality Outer Spindle Nut* Dimensions:  - 4.00 Inch A/F  - 3.25 Inch - 12 Thread  - 0.38 Inch Thick* Sold Individually* Warranty On Outer...
    29-203301
    SKU:
    29-203301
    Product Type:
    Wheels
    Make:
    Universal Items
    $43.85
    Qty in Cart: 0
    Price:
    $43.85
    Subtotal:
  • 32 X 79 Inch Mattress W/ 7 Inch Base Height & 1 Inch C-Gell Height

    32 X 79 Inch Mattress W/ 7 Inch Base Height & 1 Inch C-Gell Height

    AFTERMARKET

    $302.99
    Mattress 32 X 79 Inch W/ 7 Inch Base Height & 1 Inch C-Gell Height* High Quality Mattress* Includes:  - 7 Inch Base Height  - 1 Inch C-Gell Height* Dimensions:  - 32 Inch Length Of The Truck  - 79...
    29-1545007
    SKU:
    29-1545007
    Product Type:
    Interior
    Height Options:
    8 Inch
    Width Options:
    79 Inch
    Length Options:
    32 Inch
    Make:
    Universal Items
    $302.99
    Qty in Cart: 0
    Price:
    $302.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover W/ Super-Hub Dana-Spicer Hubcover & Mounting Hardware For Super-Hub Drive Axle Hubcovers

    Roadworks Stainless Steel Hubcover W/ Super-Hub Dana-Spicer Hubcover & Mounting Hardware For Super-Hub Drive Axle Hubcovers

    ROADWORKS

    $165.99
    Stainless Steel Hubcover W/ Super-Hub Dana-Spicer Hubcover & Mounting Hardware By Roadworks Fits Super-Hub Drive Axle Hubcovers* High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish*...
    29-2003028
    SKU:
    29-2003028
    Product Type:
    Wheels
    Location:
    Made In USA
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $165.99
    Qty in Cart: 0
    Price:
    $165.99
    Subtotal:
  • Fifth Wheel Mounting Rail 55 X 3 X 4 Inch

    Fifth Wheel Mounting Rail 55 X 3 X 4 Inch

    OPP - ORIGINAL PARTS PROGRAM

    $326.99
    55 X 3 X 4 Inch Fifth Wheel Mounting Rail* High Quality Fifth Wheel Mounting Rail* Includes:  - (2) 5th Wheel Mounting Angle Brackets* Dimensions:  - 55 Inch Length  - 3 Inch Width  - 4 Inch Height ...
    29-051100033
    SKU:
    29-051100033
    Product Type:
    Frame & Chassis
    Length Options:
    55 Inch
    Height Options:
    4 Inch
    Width Options:
    3 Inch
    Location:
    Made In USA
    Make:
    Universal Items
    $326.99
    Qty in Cart: 0
    Price:
    $326.99
    Subtotal:
  • Ridewell Bushing Replacement Kit W/ Hardware

    Ridewell Bushing Replacement Kit W/ Hardware

    RIDEWELL

    $276.99
    Bushing Replacement Kit W/ Hardware By Ridewell* High Quality Bushing Replacement Kit* Used For Light Trac Lift Axle Air Suspension (Not Included)* Includes:  - (2) Kits (1 Per Axle)  - Needed...
    29-05100584
    SKU:
    29-05100584
    Product Type:
    Frame & Chassis
    Position:
    Kit Full
    Location:
    Made In USA
    Make:
    Universal Items
    $276.99
    Qty in Cart: 0
    Price:
    $276.99
    Subtotal:
  • Bug Screen Hardware W/ 12 Pull DOT Fasteners For BS-4900 Abstract Bug Screen

    Bug Screen Hardware W/ 12 Pull DOT Fasteners For BS-4900 Abstract Bug Screen

    ROBERT JAMES ENTERPRISES

    $34.32
    Bug Screen Hardware W/ 12 Pull DOT Fasteners By Robert James Enterprises* High Quality Bug Screen Hardware* Hardware Kit For BS-4900 Abstract Bug Screen* (12) Pull DOT Fasteners* Sold Individually*...
    29-120904
    SKU:
    29-120904
    Product Type:
    Hood Parts & Acc.
    Position:
    Kit Full
    Make:
    Universal Items
    $34.32
    Qty in Cart: 0
    Price:
    $34.32
    Subtotal:
  • Stainless Steel 4 Inch Fuel Tank Strap Cover

    Stainless Steel 4 Inch Fuel Tank Strap Cover

    AFTERMARKET

    $56.99
    4 Inch Fuel Tank Strap Cover Stainless Steel* High Quality Fuel Tank Strap Cover* Made Of 20 Gauge 304 Stainless Steel* #8 Mirror Finish* 4 Inch Width* Sold Individually* Warranty On Fuel Tank Strap...
    29-06010023
    SKU:
    29-06010023
    Product Type:
    Fuel Tanks
    Finish Options:
    Polished
    Width Options:
    4 Inch
    Size Options:
    20 Gauge
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • NOX Sensor W/ Sensor Thread & Interface Module Replaces 2894945, 5293295RX & 2872297 For Cummins ISB

    NOX Sensor W/ Sensor Thread & Interface Module Replaces 2894945, 5293295RX & 2872297 For Cummins ISB

    AFTERMARKET

    $340.99
    NOX Sensor W/ Interface Module & Sensor Thread Fits Cummins ISB Replaces 2894945, 5293295RX & 2872297* High Quality NOX Sensor* Includes:  - Sensor Body  - Make-Specific Connector  - Interface...
    29-08060033
    SKU:
    29-08060033
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Make:
    Universal Items
    $340.99
    Qty in Cart: 0
    Price:
    $340.99
    Subtotal:
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Mack Semi Truck Parts and Accessories

Keeping your Mack on the road means having access to the right parts—fast. At 4 State Trucks, we carry a full line of aftermarket Mack truck parts and accessories to help you stay ahead of maintenance, minimize downtime, and keep your business rolling. Whether you’re running a Mack Superliner or a classic Mack R Model, we’ve got the semi truck parts that get the job done.

High-Quality Parts for Every Mack Truck Model

Whether you're replacing worn parts or upgrading your rig’s performance, we carry commercial truck parts for a wide range of Mack models. From the rugged Superliner to the workhorse R Model, our inventory includes everything from exterior body panels to cab accessories and under-hood components. This Mack collection is built to meet the same heavy-duty standards your truck was designed for. If you're looking for reliable truck parts online, you've come to the right place.

Best Features

When you invest in semi truck parts, you need gear that’s built for durability and efficiency. Our aftermarket Mack parts are engineered to hold up under pressure and deliver the performance your business depends on. Top features include:
  • Diesel-compatible components designed for fuel efficiency and power.
  • Tough, road-ready construction for maximum durability.
  • Easy-to-install parts for both urban and off-road applications.
  • Support for a wide range of configurations and payload needs.
  • A huge variety of truck parts and accessories to match your rig’s specs.
  • Whether you’re tackling local hauls or cross-country jobs, these parts are built to take the abuse and keep on running.

    Shop Commercial Truck Parts Online with 4 State Trucks

    From longtime Mack drivers to growing fleets, truckers across the country count on 4 State Trucks for dependable online truck parts and expert service. Whether you’re keeping an old R Model alive or upgrading your Superliner with modern components, we’re here to help with quality you can trust.

    Frequently Asked Questions About Mack Truck Parts

    Will these aftermarket parts fit my specific Mack truck model and year?

    Our Mack truck parts are designed to fit most common models including the Anthem, Pinnacle, Granite, and older CH, CL, and Vision series. However, compatibility can vary by year and specific configuration. We recommend checking the product description for model years listed, or contact our support team with your OEM number for exact fitment verification. Many parts fit multiple years (for example, 2008-2017 Pinnacle models often share components), but critical items like bumpers and hoods may have year-specific variations.

    What's the difference between chrome, stainless steel, and painted finishes for bumpers and exterior parts?

    Chrome-plated steel bumpers offer the classic mirror finish but require regular polishing and can eventually show pitting or rust if the chrome layer is damaged. Stainless steel parts cost more initially but resist corrosion better and maintain their appearance with less maintenance - just periodic cleaning with stainless polish. Painted finishes are the most economical option and can be color-matched to your truck, but may need touch-ups after stone chips or scratches. For harsh winter conditions with road salt, stainless steel typically provides the best long-term value.

    Can I install these parts myself, or do I need a professional shop?

    Many exterior parts like mirror covers, mud flaps, and grille inserts can be installed with basic tools in 30-60 minutes. However, bumpers, hoods, and fenders typically require two people, proper lifting equipment, and alignment expertise. Bumper installations often need bracket adjustments and may require drilling new mounting holes. We provide installation instructions when available, but for major components, we recommend professional installation to ensure proper fit and maintain warranty coverage. Labor typically runs 2-4 hours for bumper swaps at most truck shops.

    Are aftermarket parts as durable as OEM Mack parts?

    Quality varies significantly among aftermarket manufacturers. Our premium aftermarket partners use similar gauge steel and manufacturing processes as OEM parts, often at 30-50% less cost. Look for parts with specified steel thickness (16-gauge or thicker for bumpers), proper drainage holes to prevent rust, and reinforced mounting points. While OEM parts guarantee exact fit, many of our aftermarket options meet or exceed OEM durability standards. Check product reviews and warranty terms - reputable aftermarket parts typically include 1-3 year warranties against defects.

    What should I know about DEF tank covers, battery box covers, and other specific Mack components?

    These truck-specific parts often have unique mounting systems that changed across model years. DEF tank covers for 2011-2015 Mack trucks use different brackets than 2016+ models. Battery box dimensions vary between daycab and sleeper configurations. When ordering electrical components like headlights or marker lights, verify voltage requirements (12V vs 24V systems). For air intake components, confirm whether you have a vertical or horizontal air cleaner setup. Including your OEM or calling with your truck's specifics helps ensure you receive the correct variation.


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