Semi-Truck Trailer Parts

Semi-Truck Trailer Parts

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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  • 1/4 Inch Diameter Zinc-Plated Safety Pin W/ 12 Inch Chain, 2.75 Inch Pin
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    1/4 Inch Diameter Zinc-Plated Safety Pin W/ 12 Inch Chain, 2.75 Inch Pin

    CURT MANUFACTURING

    $2.99
    1/4 Inch Diameter Safety Pin W/ 12 Inch Chain Made of solid steel, this heavy duty and reliable Curt Safety Pin is designed to keep your trailer coupler latch down tight and secure. This safety pin has a pin diameter of inches and includes a 12 inch...
    $2.99
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    $2.99
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  • 2.75 Inch Length X 3/8 Inch Diameter Safety Pin For Coupler Latches, Jack Legs, Pintle Hooks
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    2.75 Inch Length X 3/8 Inch Diameter Safety Pin For Coupler Latches, Jack Legs, Pintle Hooks

    CURT MANUFACTURING

    $2.99
    3/8 Inch Diameter Safety Pin For Coupler Latches, Jack Legs, Pintle Hooks * High Quality Safety Pin* 3/8 Inch Diameter Pin Secures Coupler Latches, Jack Legs, Pintle Hooks And More * Square Retainer Wire Clip Provides A Quick Latch And Added Clearance *...
    $2.99
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    $2.99
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  • 3/4 X 6 X 8 Inch U Bolt Kit For Hutch Trailer
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    3/4 X 6 X 8 Inch U Bolt Kit For Hutch Trailer

    AUTOMANN USA

    $32.63
    Round Top Leaf Spring U Bolt Kit * High Quality U Bolt Kit* Consists Of - (2) U-Bolts- (4) U Bolt Washer 7/8 Inch - (4) Deep Nut 7/8 Inch* 3/4 Inch Diameter * 6 Inch Width * 8 Inch Height* U Bolt Type- Round Bend* Grade- 8* Sold Individually* Warranty On...
    $32.63
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    $32.63
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  • On Sale
    Gabriel Gas SLX Adjustable Steer, Drive, Trailer Shock Absorber Replaces 6886, 65106, 65418, 66886, 555026, 555027, 555028, 34895
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    Gabriel Gas SLX Adjustable Steer, Drive, Trailer Shock Absorber Replaces 6886, 65106, 65418, 66886, 555026, 555027, 555028, 34895

    GABRIEL

    Now: $59.26
    Was: $84.65
    Adjustable Steer, Drive, Trailer Shock Absorber * High Quality Drive Or Trailer Shock* Extended Length 21.64 Inch* Collapsed Length 13.61 Inch* Stroke 8.03 Inch* Sold Individually* Warranty On Drive Or Trailer Shocks Against Defects In Workmanship &...
    Now: $59.26
    Was: $84.65
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    Now: $59.26
    Was: $84.65
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  • On Sale
    Gabriel Gas SLX Adjustable Drive & Trailer Shock Absorber Replaces 65433
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    Gabriel Gas SLX Adjustable Drive & Trailer Shock Absorber Replaces 65433

    GABRIEL

    Now: $61.40
    Was: $87.71
    Adjustable Drive/ Trailer Shock Absorber Fits Thomas Bus & Trailers * High Quality Absorber Shock* Extended Length 20.12 Inch* Collapsed Length 13.42 Inch* Stroke 6.70 Inch* Driver And Trailer * Sold Individually* Warranty On Trailer Shocks Against...
    Now: $61.40
    Was: $87.71
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    Now: $61.40
    Was: $87.71
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  • On Sale
    Gabriel Gas SLX Adjustable Steer & Trailer Shock Absorber Replaces 6608, 6893, 65416, 65419, 65501, 66608, 66634, 66893
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    Gabriel Gas SLX Adjustable Steer & Trailer Shock Absorber Replaces 6608, 6893, 65416, 65419, 65501, 66608, 66634, 66893

    GABRIEL

    Now: $48.99
    Was: $69.99
    Adjustable Steer & Trailer Shock * High Quality Trailer Shock* Extended Length 17.28 Inch* Collapsed Length 11.50 Inch * Stroke 5.78 Inch* Sold Individually* Warranty On Trailer Shocks Against Defects In Workmanship & Material From Date Of Purchase***...
    Now: $48.99
    Was: $69.99
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    Now: $48.99
    Was: $69.99
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  • Gabriel Fleetline Drive Shock Absorbers Replaces 65504
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    Gabriel Fleetline Drive Shock Absorbers Replaces 65504

    GABRIEL

    $86.69
    Drive Shock Absorbers Fits Hendrickson, International * High Quality Drive Shock* Sold Individually* Warranty On Drive Shocks Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)****...
    $86.69
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    $86.69
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  • Gabriel Fleetline Steer & Trailer Shock Absorber Replaces 65502, 65512
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    Gabriel Fleetline Steer & Trailer Shock Absorber Replaces 65502, 65512

    GABRIEL

    $81.59
    Steer & Trailer Shock Absorber Fits Western Star, Freightliner * High Quality Trailer Shock* Extended Length 16.06 Inch* Collapsed Length 10.82 Inch* Sold Individually* Warranty On Trailer Shocks Against Defects In Workmanship & Material From Date Of...
    $81.59
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    $81.59
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  • On Sale
    Gabriel Fleetline Steer, Drive & Trailer Shock Absorber Replaces 65401, 65420, 65516, 557001
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    Gabriel Fleetline Steer, Drive & Trailer Shock Absorber Replaces 65401, 65420, 65516, 557001

    GABRIEL

    Now: $49.97
    Was: $71.39
    Steer, Drive & Trailer Shock Absorber * High Quality Shock Absorber * Extended Length 29.79 Inch* Collapsed Length 17.76 Inch* Steer, Drive, And Trailer* Sold Individually* Warranty On Trailer Shocks Against Defects In Workmanship & Material From Date Of...
    Now: $49.97
    Was: $71.39
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    Now: $49.97
    Was: $71.39
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  • Gabriel Fleetline Trailer Shock Absorber Replaces 65501
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    Gabriel Fleetline Trailer Shock Absorber Replaces 65501

    GABRIEL

    $91.79
    Trailer Shock Absorber Fits Hendrickson & Watson * High Quality Trailer Shock Absorber* Extended Length 17.36 Inch* Collapsed Length 11.58 Inch* Sold Individually* Warranty On Trailer Shock Absorber Against Defects In Workmanship & Material From Date Of...
    $91.79
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    $91.79
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  • Gabriel Fleetline Trailer Shock Absorber Replaces 6607, 65510, 66607
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    Gabriel Fleetline Trailer Shock Absorber Replaces 6607, 65510, 66607

    GABRIEL

    $49.99
    Trailer Shock Absorber Fits Bluebird, Hendrickson * High Quality Trailer Shock Absorber * Extended Length 13.26* Collapsed Length 9.49* Sold Individually* Warranty On Trailer Shocks Against Defects In Workmanship & Material From Date Of Purchase*** High...
    $49.99
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    $49.99
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  • Gabriel Fleetline Steer & Trailer Shock Absorber Replaces 65416, 65419
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    Gabriel Fleetline Steer & Trailer Shock Absorber Replaces 65416, 65419

    GABRIEL

    $66.29
    Steer And Trailer Shock Absorber Fits Lift Axles & Trailer Suspensions * High Quality Trailer Shock* Extended Length 17.28 Inch* Collapsed Length 11.50 Inch* Stroke 5.78 Inch* Sold Individually* Warranty On Trailer Shocks Against Defects In Workmanship &...
    $66.29
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    $66.29
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