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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
  • Differential Pinion Seal Replaces 105445R91. 358922C91. 405368C91. 68536R91. 27KH113. 364SZ136. 88AX126. 88AX198. 88AX209. 88AX255. 88AX318P2. 88AX346P2. 88AX360P2. 88AX464. 475009N

    Differential Pinion Seal Replaces 105445R91. 358922C91. 405368C91. 68536R91. 27KH113. 364SZ136. 88AX126. 88AX198. 88AX209. 88AX255. 88AX318P2. 88AX346P2. 88AX360P2. 88AX464. 475009N

    AUTOMANN USA

    $5.77
    Differential Pinion Seal 2.75 X 3.883 Inch OD* High Quality Pinion Seal* Differential* 2.75 Inch Shaft Diameter* 3.883 Inch Outer Diameter* 0.374 Inch Width* Sold Individually* Warranty On Pinion...
    29-05210006
    SKU:
    29-05210006
    Width Options:
    1/4 Inch
    Diameter Options:
    3 1/2 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $5.77
    Qty in Cart: 0
    Price:
    $5.77
    Subtotal:
  • Clutch Brake Replaces 127760X, 797700C1, 8070265

    Clutch Brake Replaces 127760X, 797700C1, 8070265

    AUTOMANN USA

    $27.34
    Clutch Brake- 2 Inch Torque Limit* High Quality Clutch Brake* 2 Inch Torque Limit* 2.00 Inch Inner Diameter* 4.81 Inch Outer Diameter* 0.44 Inch Width* Sold Individually* Warranty On Clutch Brakes...
    29-07050015
    SKU:
    29-07050015
    Product Type:
    Engine Parts
    Diameter Options:
    4 3/4 Inch
    Width Options:
    1/2 Inch
    Make:
    Universal Items
    $27.34
    Qty in Cart: 0
    Price:
    $27.34
    Subtotal:
  • Air Spring Rolling Lobe Replaces 9370, 1R12-580, 64383, AB1DK23N-9370, W01-358-9370 For Watson & Chalin Lift Suspension, Trailer Suspension

    Air Spring Rolling Lobe Replaces 9370, 1R12-580, 64383, AB1DK23N-9370, W01-358-9370 For Watson & Chalin Lift Suspension, Trailer Suspension

    AFTERMARKET

    $177.99
    Rolling Lobe Air Spring For Watson & Chalin Lift and Trailer SuspensionExperience superior suspension support with the Econoride Air Spring Rolling Lobe, built for Watson & Chalin lift suspensions...
    29-05200018
    SKU:
    29-05200018
    Diameter Options:
    9 Inch
    Material Options:
    Plastic/Poly
    Style Options:
    Rolling Lobe
    Height Options:
    18 Inch
    Product Type:
    Frame & Chassis
    Make:
    Trailer
    Make:
    Universal Items
    $177.99
    Qty in Cart: 0
    Price:
    $177.99
    Subtotal:
  • Pinion Seal Replaces 30148. NA710008. 1651281C91. 464244C1. 464244C2. 710008. 4330148

    Pinion Seal Replaces 30148. NA710008. 1651281C91. 464244C1. 464244C2. 710008. 4330148

    AUTOMANN USA

    $21.96
    Pinion Seal 3.90 Bore Diameter X 6.25 Inch* High Quality Pinion Seal* 3.900 Inch Bore Diameter* 2.937 Inch Shaft Diameter* 6.250 Inch Outer Diameter* Sold Individually* Warranty On Pinion Seals...
    29-05210002
    SKU:
    29-05210002
    Product Type:
    Frame & Chassis
    Diameter Options:
    6 1/4 Inch
    Make:
    Universal Items
    $21.96
    Qty in Cart: 0
    Price:
    $21.96
    Subtotal:
  • Double Convoluted Air Spring Replaces FD 200-25 428. . SC2127. S8701. W01-358-6947 1003586947C. 2B9255. 2B9258. 3546947. 57006947. 578923206 For Henrickson Trailer, Ridewell Suspension

    Double Convoluted Air Spring Replaces FD 200-25 428. . SC2127. S8701. W01-358-6947 1003586947C. 2B9255. 2B9258. 3546947. 57006947. 578923206 For Henrickson Trailer, Ridewell Suspension

    AUTOMANN USA

    $141.99
    Double Convoluted Air Spring For Hendrickson Trailer & Ridewell Suspension* High Quality Air Spring* Continental Brand* Double Convoluted* Load At 80 PSI - 2750 Lbs* Load At 100 PSI - 3450 Lbs*...
    29-0510113
    SKU:
    29-0510113
    Height Options:
    10 Inch
    Product Type:
    Frame & Chassis
    Material Options:
    Plastic/Poly
    Diameter Options:
    6 1/4 Inch
    Style Options:
    Double Convolute
    Make:
    Universal Items
    $141.99
    Qty in Cart: 0
    Price:
    $141.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 9321, 1R12-335, 64715, AB1DK23N-9321 For Hendrickson Turner Lift, Watson & Chalin Lift Suspension

    Air Spring Rolling Lobe Replaces 9321, 1R12-335, 64715, AB1DK23N-9321 For Hendrickson Turner Lift, Watson & Chalin Lift Suspension

    AFTERMARKET

    $202.99
    Rolling Lobe Air Spring For Hendrickson Turner and Watson & Chalin Lift Axle Suspension* High Quality Air Spring*Econoride Brand* Rolling Lobe* Includes: - (2) Top Plate Holes - (4) Bottom Plate...
    29-05200019
    SKU:
    29-05200019
    Style Options:
    Rolling Lobe
    Material Options:
    Plastic/Poly
    Diameter Options:
    9 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $202.99
    Qty in Cart: 0
    Price:
    $202.99
    Subtotal:
  • Double Convoluted Air Spring Replaces 70658. FD 200-19 894. 1002B09614G For Ridewell Suspension

    Double Convoluted Air Spring Replaces 70658. FD 200-19 894. 1002B09614G For Ridewell Suspension

    AFTERMARKET

    $195.99
    Double Convoluted Air Spring For Ridewell Suspension* High Quality Air Spring* Continental Brand* Double Convoluted* Load At 80 PSI - 2560 Lbs* Load At 100 PSI - 3200 Lbs* Natural Frequency 108 CPM...
    29-05200002
    SKU:
    29-05200002
    Height Options:
    8 Inch
    Product Type:
    Frame & Chassis
    Material Options:
    Plastic/Poly
    Diameter Options:
    6 1/4 Inch
    Style Options:
    Double Convolute
    Make:
    Universal Items
    $195.99
    Qty in Cart: 0
    Price:
    $195.99
    Subtotal:
  • Differential Pinion Seal Replaces 119429. 210737. 29380. 596310C91

    Differential Pinion Seal Replaces 119429. 210737. 29380. 596310C91

    AUTOMANN USA

    $33.73
    Differential Pinion Seal 3.00 X 4.015 Inch OD* High Quality Pinion Seal* Differential* 3.00 Inch Shaft Diameter* 4.015 Inch Outer Diameter* 0.937 Inch Width* Sold Individually* Warranty On Pinion...
    29-05210005
    SKU:
    29-05210005
    Product Type:
    Frame & Chassis
    Width Options:
    1 Inch
    Diameter Options:
    4 Inch
    Make:
    Universal Items
    $33.73
    Qty in Cart: 0
    Price:
    $33.73
    Subtotal:
  • Brake Liner 20K With 6.00 Inch Shoe Width For Meritor Drive/Steer Axle

    Brake Liner 20K With 6.00 Inch Shoe Width For Meritor Drive/Steer Axle

    AFTERMARKET

    $71.99
    Replacement Heavy Duty Brake Lining- 20K- Grade AMF5008* High Quality Brake Lining* 20K Lb Fleet Premium Heavy Duty Rating* Designed For 20,000 Lbs GAWR Steer Axles* 16.50 Inch Drum Diameter* 6.00...
    29-05170017
    SKU:
    29-05170017
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $71.99
    Qty in Cart: 0
    Price:
    $71.99
    Subtotal:
  • King Thrust Pin Bearing Replaces R001620 , 1275113 , A1228D1356

    King Thrust Pin Bearing Replaces R001620 , 1275113 , A1228D1356

    AUTOMANN USA

    $32.15
    King Thrust Pin Bearing- 1.813 ID, 3.281 OD & 0.687 Inch Width* High Quality King Thrust Pin Bearing* 1.813 Inch Inner Diameter* 3.281 Inch Outer Diameter* 0.687 Inch Width* Sold Individually*...
    29-05200013
    SKU:
    29-05200013
    Product Type:
    Frame & Chassis
    Diameter Options:
    3 Inch
    Shape Options:
    Round
    Width Options:
    5/8 Inch
    Make:
    Universal Items
    $32.15
    Qty in Cart: 0
    Price:
    $32.15
    Subtotal:
  • Air Spring Rolling Lobe Replaces 68675. 9 9-12 P 937. W01-358-9584. W01-675-9584. W01-675-9613. 905-57-224. 905-57-250. 905-57-411 For SAF Holland/Neway Suspension

    Air Spring Rolling Lobe Replaces 68675. 9 9-12 P 937. W01-358-9584. W01-675-9584. W01-675-9613. 905-57-224. 905-57-250. 905-57-411 For SAF Holland/Neway Suspension

    AFTERMARKET

    $229.99
    Rolling Lobe Air Spring With Plastic Base- 2 Top Plate Holes & 1 Bottom Plate HolesBoost your truck's suspension durability with the Rolling Lobe Air Spring, engineered for SAF Holland/Neway systems...
    29-05100297
    SKU:
    29-05100297
    Diameter Options:
    9 Inch
    Height Options:
    8 Inch
    Style Options:
    Rolling Lobe
    Material Options:
    Plastic/Poly
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $229.99
    Qty in Cart: 0
    Price:
    $229.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 9459. A2258U1451. 1003589459C For Meritor, Ridewell Suspension

    Air Spring Rolling Lobe Replaces 9459. A2258U1451. 1003589459C For Meritor, Ridewell Suspension

    AFTERMARKET

    $173.99
    Air Spring Rolling Lobe With Plastic Base - 2 Top Plate Holes & 1 Bottom Plate Holes* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 5100 Lbs* Load At 100 PSI - 6400...
    29-05100280
    SKU:
    29-05100280
    Height Options:
    8 Inch
    Material Options:
    Plastic/Poly
    Product Type:
    Frame & Chassis
    Diameter Options:
    9 Inch
    Style Options:
    Rolling Lobe
    Make:
    Universal Items
    $173.99
    Qty in Cart: 0
    Price:
    $173.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 64321. 69653. 910-16P547. 9496. W01-358-9496. W01-675-9496. 90557208 For SAF Holland/Neway Suspension

    Air Spring Rolling Lobe Replaces 64321. 69653. 910-16P547. 9496. W01-358-9496. W01-675-9496. 90557208 For SAF Holland/Neway Suspension

    AFTERMARKET

    $244.99
    Rolling Lobe Air Spring For Neway/ Holland Rear Drive Air Suspension* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 5500 Lbs* Load At 100 PSI - 7000 Lbs* Natural...
    29-05100287
    SKU:
    29-05100287
    Product Type:
    Frame & Chassis
    Diameter Options:
    9 Inch
    Style Options:
    Rolling Lobe
    Height Options:
    13 1/2 Inch
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    $244.99
    Qty in Cart: 0
    Price:
    $244.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 8992, 68118, 263581, 1003588992C For Ridewell Suspension

    Air Spring Rolling Lobe Replaces 8992, 68118, 263581, 1003588992C For Ridewell Suspension

    AFTERMARKET

    $261.99
    Rolling Lobe Air Spring With Steel Base For Ridewell Suspension* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 2900 Lbs* Natural Frequency 86 CPM (Cycles Per...
    29-05100303
    SKU:
    29-05100303
    Material Options:
    Steel
    Product Type:
    Frame & Chassis
    Diameter Options:
    6 1/4 Inch
    Style Options:
    Rolling Lobe
    Height Options:
    7 Inch
    Make:
    Universal Items
    $261.99
    Qty in Cart: 0
    Price:
    $261.99
    Subtotal:
  • Air Spring Rolling Lobe For Hendrickson Rear Suspension For Hendrickson Suspension, Mack, Ford

    Air Spring Rolling Lobe For Hendrickson Rear Suspension For Hendrickson Suspension, Mack, Ford

    AFTERMARKET

    $236.99
    Rolling Lobe Air Spring With Plastic Base- 2 Top Plate Holes & 2 Bottom Plate Holes* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 5900 Lbs* Load At 100 PSI - 7500...
    29-05100285
    SKU:
    29-05100285
    Diameter Options:
    9 Inch
    Height Options:
    11 Inch
    Style Options:
    Rolling Lobe
    Material Options:
    Plastic/Poly
    Product Type:
    Frame & Chassis
    Make:
    Mack
    Make:
    Ford
    Make:
    Other - Semi-Truck
    $236.99
    Qty in Cart: 0
    Price:
    $236.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 64317. 910-16P500. RA 1954-11. 9474. W01-358-9474. 20966-01 For Reyco Granning Suspension

    Air Spring Rolling Lobe Replaces 64317. 910-16P500. RA 1954-11. 9474. W01-358-9474. 20966-01 For Reyco Granning Suspension

    AFTERMARKET

    $229.99
    Rolling Lobe Air Spring With Plastic Base- 2 Top Plate Holes & 4 Bottom Plate Holes* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 5500 Lbs* Load At 100 PSI - 7000...
    29-05100278
    SKU:
    29-05100278
    Product Type:
    Frame & Chassis
    Diameter Options:
    9 Inch
    Style Options:
    Rolling Lobe
    Height Options:
    13 Inch
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    $229.99
    Qty in Cart: 0
    Price:
    $229.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 5298, 68135, 0837209000N For Gillig Suspension

    Air Spring Rolling Lobe Replaces 5298, 68135, 0837209000N For Gillig Suspension

    AFTERMARKET

    $290.99
    Air Spring Rolling Lobe With Steel Base* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 100 PSI - 3400 Lbs* Natural Frequency 91 CPM (Cycles Per Minute)* Includes: - (2) Top...
    29-05100288
    SKU:
    29-05100288
    Material Options:
    Steel
    Product Type:
    Frame & Chassis
    Diameter Options:
    6 1/4 Inch
    Style Options:
    Rolling Lobe
    Height Options:
    8 1/2 Inch
    Make:
    Universal Items
    $290.99
    Qty in Cart: 0
    Price:
    $290.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 9193, 64296, 90557101 For SAF Holland/Neway Suspension

    Air Spring Rolling Lobe Replaces 9193, 64296, 90557101 For SAF Holland/Neway Suspension

    AFTERMARKET

    $242.99
    Air Spring Rolling Lobe For Neway/ Holland Rear Suspension* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 5500 Lbs* Load At 100 PSI - 7000 Lbs* Natural Frequency 70...
    29-05100271
    SKU:
    29-05100271
    Height Options:
    13 1/2 Inch
    Material Options:
    Plastic/Poly
    Product Type:
    Frame & Chassis
    Diameter Options:
    9 Inch
    Style Options:
    Rolling Lobe
    Make:
    Universal Items
    $242.99
    Qty in Cart: 0
    Price:
    $242.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 75183. 9 10-18.5 P 1183. 1R12274. 1R12-274

    Air Spring Rolling Lobe Replaces 75183. 9 10-18.5 P 1183. 1R12274. 1R12-274

    AFTERMARKET

    $258.99
    Rolling Lobe Air Spring W/ 2 Top Plate Holes & 2 Bottom Plate Holes* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 5900 Lbs* Load At 100 PSI - 7500 Lbs* Natural...
    29-05100273
    SKU:
    29-05100273
    Product Type:
    Frame & Chassis
    Style Options:
    Rolling Lobe
    Diameter Options:
    9 Inch
    Height Options:
    12 1/2 Inch
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    $258.99
    Qty in Cart: 0
    Price:
    $258.99
    Subtotal:
  • Air Spring Rolling Lobe Replaces 8003-003. 64627. 99-12P705. 9421. W01-358-9421. 1R11-171. 1003589421C. 57009421. 6429 For American Carrier Suspension

    Air Spring Rolling Lobe Replaces 8003-003. 64627. 99-12P705. 9421. W01-358-9421. 1R11-171. 1003589421C. 57009421. 6429 For American Carrier Suspension

    AFTERMARKET

    $175.99
    Rolling Lobe Air Spring With Plastic Base- 2 Top Plate Holes & 1 Bottom Plate Holes* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 5100 Lbs* Load At 100 PSI - 6400...
    29-05100279
    SKU:
    29-05100279
    Material Options:
    Plastic/Poly
    Product Type:
    Frame & Chassis
    Diameter Options:
    9 Inch
    Style Options:
    Rolling Lobe
    Height Options:
    8 Inch
    Make:
    Universal Items
    $175.99
    Qty in Cart: 0
    Price:
    $175.99
    Subtotal:
  • Total: items /

Adding your products to cart

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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