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Mack Trucks

Shop Mack truck parts and accessories for popular models like the Superliner, R, RD, CX, or CH/CHN/CHU.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Brake Anchor Pin Press

    Brake Anchor Pin Press

    AFTERMARKET

    $120.99
    Replacement Euclid Air Brake - Anchor PinThe heavy-duty brake shoe anchor pin press removes stubborn brake pins safely and easily. It handles rusted and corroded pins up to 1-1/4 inches in diameter...
    09-21000058
    SKU:
    09-21000058
    Product Type:
    Tools
    Make:
    Universal Items
    $120.99
    Qty in Cart: 0
    Price:
    $120.99
    Subtotal:
  • Brake Clevis Pin Press

    Brake Clevis Pin Press

    AFTERMARKET

    $79.99
    Broken Bolt / Clevis Pin Extractor ToolThe Brake Clevis Pin Press makes removal simple. Just position this sturdy tool and turn with a wrench - the precision screw mechanism does all the work. No...
    09-21000057
    SKU:
    09-21000057
    Product Type:
    Tools
    Make:
    Universal Items
    $79.99
    Qty in Cart: 0
    Price:
    $79.99
    Subtotal:
  • 4-in-1 Angled Wire Tool

    4-in-1 Angled Wire Tool

    AFTERMARKET

    $80.99
    Multi Function Wire Tool For 12-20 AWG WireGrip, crimp, strip, and cut wire in tight spaces with this compact angled tool. The nose twists and shapes wire while its head works with 12-20 AWG...
    09-21000044
    SKU:
    09-21000044
    Product Type:
    Tools
    Make:
    Universal Items
    $80.99
    Qty in Cart: 0
    Price:
    $80.99
    Subtotal:
  • 6.25 Inch Drive Axle Amsted Oil Seal

    6.25 Inch Drive Axle Amsted Oil Seal

    AFTERMARKET

    $56.99
    One Piece Amsted Oil Seal For Drive Axle* High Quality Amsted Seals* Dimensions:  - 6.25 Inch Bore Diameter  - 4.25 Inch Shaft Diameter  - 1.25 Inch Width* Drive Axle* Made In USA* Sold Individually*...
    09-20200287
    SKU:
    09-20200287
    Truck Class:
    Heavy Duty
    Product Type:
    Wheels
    Shape Options:
    Round
    Make:
    Universal Items
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • Heavy Duty Universal Joint Puller - Removes 1 to 1.25 Inch U-Joint Bearing Cups

    Heavy Duty Universal Joint Puller - Removes 1 to 1.25 Inch U-Joint Bearing Cups

    AFTERMARKET

    $354.99
    Heavy Truck U-Joint Removal Puller ToolThis heavy-duty U-joint puller removes joints from 1" to 1.25" on Class 6-8 trucks and machinery. The steel construction with black coating resists corrosion...
    09-21000051
    SKU:
    09-21000051
    Product Type:
    Tools
    Height Options:
    8 Inch
    Make:
    Universal Items
    $354.99
    Qty in Cart: 0
    Price:
    $354.99
    Subtotal:
  • 4-in-1 Standard Wire Tool

    4-in-1 Standard Wire Tool

    AFTERMARKET

    $58.99
    Heavy-Duty 4-in-1 Electrical Wire Tool - Strip, Crimp, Cut, ShapeThis compact 7-inch Wire Tool delivers four essential functions in one. The gripping nose pulls, twists, and shapes wire, while...
    09-21000046
    SKU:
    09-21000046
    Product Type:
    Tools
    Make:
    Universal Items
    $58.99
    Qty in Cart: 0
    Price:
    $58.99
    Subtotal:
  • 5.906 Inch Front Axle Amsted Oil Seal

    5.906 Inch Front Axle Amsted Oil Seal

    AFTERMARKET

    $55.99
    One Piece Amsted Oil Seal For Front Axle* High Quality Amsted Seals* Dimensions:  - 5.906 Inch Bore Diameter  - 4.375 Inch Shaft Diameter  - 1.030 Inch Width* Front Axle * Made In USA* Sold...
    09-20200224
    SKU:
    09-20200224
    Truck Class:
    Heavy Duty
    Product Type:
    Wheels
    Shape Options:
    Round
    Make:
    Universal Items
    $55.99
    Qty in Cart: 0
    Price:
    $55.99
    Subtotal:
  • Slimline Refrigerant Electronic Charging/Recover Scale TIF9010A

    Slimline Refrigerant Electronic Charging/Recover Scale TIF9010A

    AFTERMARKET

    $430.99
    Portable Refrigerant Scale* High Quality Slimline Refrigerant Scale* 110 Pound Capacity* Three Display Modes* Touch Key Controls* Very High Resolution* Extreme Accuracy* Auto Zero* Compact Design-...
    09-21000037
    SKU:
    09-21000037
    Product Type:
    Tools
    Make:
    Universal Items
    $430.99
    Qty in Cart: 0
    Price:
    $430.99
    Subtotal:
  • 2.125 Inch King Pin Cap Adjusting Tool 12K

    2.125 Inch King Pin Cap Adjusting Tool 12K

    AUTOMANN USA

    $16.19
    King Pin Cap Adjusting Tool Replaces X10-KR25B, 07543* High Quality King Pin Adjusting Tool* 2.125 Inch Diameter* Sold Individually* Warranty On King Pin Adjusting Tools Against Defects In...
    09-21000041
    SKU:
    09-21000041
    Product Type:
    Tools
    Diameter Options:
    2 Inch
    Make:
    Universal Items
    $16.19
    Qty in Cart: 0
    Price:
    $16.19
    Subtotal:
  • Tire Inflator Blow Gun Set

    Tire Inflator Blow Gun Set

    AFTERMARKET

    $98.99
    Inflator Blow Gun Set* High Quality Inflator/ Blow Gun Set* Dimensions:  - 50 Foot Hose  - 3/8 Inch ID  - 1/4 Inch NPT Ends* Made In USA* Sold Individually* Warranty On Inflator/ Blow Gun Sets...
    09-21000036
    SKU:
    09-21000036
    Product Type:
    Tools
    Diameter Options:
    3/8 Inch
    Make:
    Universal Items
    $98.99
    Qty in Cart: 0
    Price:
    $98.99
    Subtotal:
  • Dual Wheel Dolly With Swivel Casters 1500lb Capacity

    Dual Wheel Dolly With Swivel Casters 1500lb Capacity

    AFTERMARKET

    $1,290.99
    Adjustable Height Dual Wheel Dolly for Large Trucks* High Quality Dual Wheel Dolly* 6.5 Inch Of Lift* 1500 Lb. Capacity* Swivel Casters* Made In USA* Sold Individually* Warranty On Dual Wheel Dolly...
    09-21000033
    SKU:
    09-21000033
    Product Type:
    Tools
    Rating:
    1500 LBS
    Make:
    Universal Items
    $1,290.99
    Qty in Cart: 0
    Price:
    $1,290.99
    Subtotal:
  • 3 Inch ID Wheel Bearing Cone 184703. 6461A. 62AX469

    3 Inch ID Wheel Bearing Cone 184703. 6461A. 62AX469

    AFTERMARKET

    $48.34
    Replacement Wheel Bearing Cone* High Quality Wheel Bearing Cone* Dimensions:  - 2.135 Inch Width  - 3.00 Inch I.D.* Made In USA* Sold Individually* Warranty On Wheel Bearing Cones Against Defects In...
    09-20200191
    SKU:
    09-20200191
    Truck Class:
    Heavy Duty
    Product Type:
    Wheels
    Shape Options:
    Round
    Width Options:
    2 1/16 Inch
    Diameter Options:
    3 Inch
    Make:
    Universal Items
    $48.34
    Qty in Cart: 0
    Price:
    $48.34
    Subtotal:
  • 4.552 Inch OD Front Axle Wheel Oil Seal, Stemco Type 69699

    4.552 Inch OD Front Axle Wheel Oil Seal, Stemco Type 69699

    AUTOMANN USA

    $22.88
    Front Axle Wheel Oil Seal* High Quality Oil Seal* Dimensions:  - 3.50 Inch Shaft Diameter  - 4.84 Inch Seal O.D.  - 0.875 Inch Seal Width* Front Axle* Sold Individually* Warranty On Oil Seals Against...
    09-20200250
    SKU:
    09-20200250
    Product Type:
    Wheels
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $22.88
    Qty in Cart: 0
    Price:
    $22.88
    Subtotal:
  • Metric Wheel Studs M22X1.5 X 3.5 Inch 2 GAL Pail 60 Piece

    Metric Wheel Studs M22X1.5 X 3.5 Inch 2 GAL Pail 60 Piece

    AUTOMANN USA

    $210.99
    Metric Wheel Stud 2 GAL Pail 60 PcsThis high-quality Metric Wheel Stud Set M22 x 1.5 x 3.5-inch comes in a 60-piece 2-gallon pail for convenience and bulk use. With serrated studs and 2.5 inches of...
    09-20200590
    SKU:
    09-20200590
    Product Type:
    Wheels
    Make:
    Universal Items
    Length Options:
    3 1/2 Inch
    $210.99
    Qty in Cart: 0
    Price:
    $210.99
    Subtotal:
  • 7 Inch Hub Odometer Mounting Bracket660012

    7 Inch Hub Odometer Mounting Bracket660012

    AFTERMARKET

    $46.18
    Replacement Hub Odometer Bracket* High Quality Hub Odometer* Dimensions:  - 7.00 Inch C To C  - 1.50 Inch Width  - 0.75 Inch Bolt Holes* Made In USA* Sold Individually* Warranty On Hub Odometers...
    09-20200288
    SKU:
    09-20200288
    Product Type:
    Wheels
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $46.18
    Qty in Cart: 0
    Price:
    $46.18
    Subtotal:
  • Spindle Nut Lock Ring And Washer Kit

    Spindle Nut Lock Ring And Washer Kit

    AUTOMANN USA

    $13.86
    Wheel End Lock Washer Kit 1229G4635, 1229F4634* High Quality Spindle Nut Lock Ring And Washer Kit* Kit Consists Of:   - (1) 4.578 Inch OD, 3.281 Inch ID Spindle Washer  - (1) 4.343 Inch OD, 3.281...
    09-20200223
    SKU:
    09-20200223
    Product Type:
    Wheels
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $13.86
    Qty in Cart: 0
    Price:
    $13.86
    Subtotal:
  • Unitized Spindle Nut 3.75 X 2-5/8 Inch-12 Thread 4494974. 449-4974

    Unitized Spindle Nut 3.75 X 2-5/8 Inch-12 Thread 4494974. 449-4974

    AFTERMARKET

    $61.99
    Replacement Unitized Drive Axle Spindle Nut* High Quality Unitized Spindle Nut* Dimensions:  - Thread- 2-5/8 Inch-12  - A.F.- 3.75 Inch  - Thickness- 1.00 Inch* Made In USA* Sold Individually*...
    09-20200233
    SKU:
    09-20200233
    Truck Class:
    Heavy Duty
    Product Type:
    Wheels
    Make:
    Universal Items
    $61.99
    Qty in Cart: 0
    Price:
    $61.99
    Subtotal:
  • Unitized Spindle Nut 3 X 1-3/4 Inch-12 Thread 448-4865

    Unitized Spindle Nut 3 X 1-3/4 Inch-12 Thread 448-4865

    AFTERMARKET

    $58.99
    Replacement Unitized Steer Axle Spindle Nut* High Quality Unitized Spindle Nut* Dimensions:  - Threads- 1-3/4 Inch-12  - A/F- 3.00 Inch  - Thickness- 0.97 Inch* Made In USA* Sold Individually*...
    09-20200232
    SKU:
    09-20200232
    Product Type:
    Wheels
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $58.99
    Qty in Cart: 0
    Price:
    $58.99
    Subtotal:
  • 3.74 Inch OD Bearing Cup JM207010

    3.74 Inch OD Bearing Cup JM207010

    AUTOMANN USA

    $45.41
    Single Cup Tapered Roller Bearing Cup* High Quality Bearing Cup* Dimensions:  - O.D.- 3.74 Inch  - Length 0.921 Inch* Sold Individually* Warranty On Bearing Cups Against Defects In Workmanship &...
    09-20200144
    SKU:
    09-20200144
    Truck Class:
    Heavy Duty
    Product Type:
    Trailer
    Diameter Options:
    3 1/2 Inch
    Shape Options:
    Round
    Make:
    Universal Items
    $45.41
    Qty in Cart: 0
    Price:
    $45.41
    Subtotal:
  • Heavy Duty Adjustable Folding Wheel Step - 500lb Capacity

    Heavy Duty Adjustable Folding Wheel Step - 500lb Capacity

    AFTERMARKET

    $104.99
    Heavy-Duty Wheel-Mounted Step - AdjustableGet safe, convenient access to your lifted truck or large vehicle with this heavy-duty folding wheel step. This universal wheel-mounted step installs...
    09-20200200
    SKU:
    09-20200200
    Product Type:
    Air, Electrical, & Safety
    Truck Class:
    Heavy Duty
    Rating:
    500 LBS
    Make:
    Universal Items
    $104.99
    Qty in Cart: 0
    Price:
    $104.99
    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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