Semi-Truck Trailer Parts
Get top-notch semi-truck trailer parts at 4 State Trucks. From automatic slack adjusters to air bags and torque arms, we've got what your rig needs. Our parts are known for quality and reliability, making maintenance hassle-free. Looking for fuel tank straps or air tanks? We've got those too. Shop now and keep your truck in peak condition.
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17.75-Inch Air Brake Camshaft Passenger Side - Replaces E4714, 2210Q5711
AUTOMANN USA
$77.41Reliable air brake camshaft for passenger sideThis 17.75-inch air brake camshaft for the passenger side is designed to provide reliable performance and durability. Replacing part numbers E4714 and 2210Q5711, it ensures that your vehicle's air brake...$77.41 -
12.25 x 7.5 Inch Unlined Brake Shoe - Replaces E2394A, R700007, M12WS148X
AUTOMANN USA
$49.36Durable unlined brake shoe for commercial truck applicationsThis 12.25 x 7.5-inch unlined brake shoe is built for strength and longevity in heavy-duty braking systems. Designed to replace E2394A, R700007, and M12WS148X, it provides a solid base for...$49.36 -
Air Brake Camshaft Driver Side, 17.75 Inch - Replaces E4715, 2210R5712
AUTOMANN USA
$77.41Durable air brake camshaft for driver-side applicationThis air brake camshaft for the driver side is a critical component designed to ensure smooth braking functionality. Replacing part numbers E4715 and 2210R5712, this camshaft offers durability and...$77.41 -
12.25 x 7.5 Inch Unlined Brake Shoe - Replaces E10763, E5303A
AUTOMANN USA
$50.47Reliable unlined brake shoe for heavy-duty truck applicationsThis 12.25 x 7.5-inch unlined brake shoe is built for durability and performance in commercial truck braking systems. Designed to replace E10763 and E5303A, it provides a sturdy foundation for...$50.47 -
Air Brake Camshaft Driver Side, 24.063 Inch - Replaces E14820, E2445B
AUTOMANN USA
$58.89Durable driver-side air brake camshaft for reliable braking performanceEnsure smooth and efficient braking with this driver-side air brake camshaft, designed to replace E14820 and E2445B. Crafted for durability and precision, this camshaft plays a...$58.89 -
12.25 x 7.5 Inch Unlined Brake Shoe - Replaces E5303A
AUTOMANN USA
$51.61Reliable unlined brake shoe for heavy-duty applicationsThis 12.25 x 7.5-inch unlined brake shoe is designed for durability and reliability in commercial braking systems. Made to replace E5303A, it provides a solid foundation for friction material...$51.61 -
12.25 x 4 Inch Unlined Brake Shoe - Replaces 40164, 40-164, E9025
AUTOMANN USA
$63.95Durable unlined brake shoe for heavy-duty braking applicationsEnsure dependable braking performance with this 12.25 x 4-inch unlined brake shoe, designed to replace 40164, 40-164, and E9025. Built for durability, this brake shoe provides a strong base...$63.95 -
12.25" x 7.5" Unlined Brake Shoe – Replaces 820173, E1398
AUTOMANN USA
$83.01Durable Unlined Brake Shoe for Reliable Braking PerformanceThis unlined brake shoe measures 12.25 inches in drum diameter and 7.5 inches in shoe width, designed for dependable braking performance. It features both open anchor and roller ends,...$83.01 -
Air Brake Camshaft Passenger Side - Replaces R16WKR231243, 72442
AUTOMANN USA
$60.58Reliable passenger-side air brake camshaft for smooth braking performanceKeep your truck's braking system operating at its best with this passenger-side air brake camshaft, designed to replace R16WKR231243 and 72442. Engineered for durability and...$60.58 -
12.25 x 4 Inch Unlined Brake Shoe - Replaces 40321, 40-321, E10876
AUTOMANN USA
$60.58Durable unlined brake shoe for heavy-duty braking applicationsMaintain reliable braking performance with this 12.25 x 4-inch unlined brake shoe, designed to replace 40321, 40-321, and E10876. Engineered for durability, this brake shoe provides a solid...$60.58 -
Air Brake Camshaft Driver Side, 24.063 Inch - Replaces E2445, E2445A, E6081
AUTOMANN USA
$60.58Durable driver-side air brake camshaft for reliable braking performanceEnsure smooth and efficient braking with this driver-side air brake camshaft, designed to replace E2445, E2445A, and E6081. Crafted for durability and precision, this camshaft plays a...$60.58 -
12.25" x 7.5" Unlined Brake Shoe – Replaces E10878, 40320
AUTOMANN USA
$52.73Durable Unlined Brake Shoe for Reliable Braking PerformanceThis unlined brake shoe measures 12.25 inches in drum diameter and 7.5 inches in shoe width, designed for dependable braking performance. It features an open anchor end and a closed roller end,...$52.73