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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  • BESTfit 2.75 Inch Alignment Block E4263, R304263, C72852B, 90001045 For Neway / Holland
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    BESTfit 2.75 Inch Alignment Block E4263, R304263, C72852B, 90001045 For Neway / Holland

    BESTFIT TRUCK PARTS

    $19.37
    Neway Alignment Block  - Alignment Block - Dimensions:  - 2.75 Inch   - 1.125 Inch ID  - 0.875 Inch Thickness - Sold Individually - Warranty On Alignment Blocks Against Defects In Workmanship & Material From Date Of...
    $19.37
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    $19.37
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  • BESTfit Bushing Axle Connection Kit For SAF Holland/Neway
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    BESTfit Bushing Axle Connection Kit For SAF Holland/Neway

    BESTFIT TRUCK PARTS

    $281.99
    BESTfit Bushing Axle Connection Kit Replaces E4411A, R304411A, 48100206, SRK149  - Bushing Kit - Consists Of  - (4) 1-1/8 Inch-7 X 8-1/2 Inch Cap Screw - (4) 1-1/8 Inch Lock Nut  - (8) Washer  - (4) Axle Connect Bushing...
    $281.99
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  • BESTfit Pivot Connection Alignment Service Kit - 48100025, SRK48 For Holland / Neway
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    BESTfit Pivot Connection Alignment Service Kit - 48100025, SRK48 For Holland / Neway

    BESTFIT TRUCK PARTS

    $213.99
    BESTfit Service Kit Replaces R304402, 48100025, And SRK48  - Service Kit - Consists Of  - (4) Alignment Block  - (2) 1-1/8 Inch Lock Nut  - (2) Cap Screw 1-1/8 Inch-7 x 8-1/2 Inch  - (2) Pivot Bushing - Made In...
    $213.99
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    $213.99
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  • BESTfit Trunnion / Axle Connection Kit - 48100145, SRK97 For Neway
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    BESTfit Trunnion / Axle Connection Kit - 48100145, SRK97 For Neway

    BESTFIT TRUCK PARTS

    $312.99
    BESTfit Quality Axle Connect Kit Replaces 48100145, SRK97, 90008011, AR2044,  - Axle Connect Kit - Consists Of  - (2) Trunnion Bushing  - (2) Axle Wrap Pad - (2) Spring End Pad - (8) Cap Screw 3/4 Inch X 3 Inch - (4)...
    $312.99
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  • BESTfit Camshaft Bushing 1.594 ID X 2.875 OD X 2.5 Inch - E1571
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    BESTfit Camshaft Bushing 1.594 ID X 2.875 OD X 2.5 Inch - E1571

    BESTFIT TRUCK PARTS

    $7.13
    BESTfit1.594 ID X 2.875 OD X 2.5 Inch Camshaft Bushing  - Camshaft Bushing - Nylon - Dimensions:  - 1.594 Inch ID - 2.875 Inch OD - 2.50 Inch Length - Sold Individually - Warranty On Camshaft Bushings Against...
    $7.13
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    $7.13
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  • BESTfit Air Spring Rolling Lobe Replaces 1003589334C, W01-358-9334
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    BESTfit Air Spring Rolling Lobe Replaces 1003589334C, W01-358-9334

    BESTFIT TRUCK PARTS

    $194.99
    Air Bag for Ridewell Trailer Suspensions  - Air Spring Rolling Lobe - Dimensions:  - Min Height- 5.10 Inch  - Max Height- 12.90 Inch  - Max Diameter- 12.60 Inch - Plastic Base - Load At 80 PSI- 5700 - Load At 100...
    $194.99
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    $194.99
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  • BESTfit Poly Equalizer And Bolt Kit Replaces E9567, E9475, R309475 For Hutch Trailer
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    BESTfit Poly Equalizer And Bolt Kit Replaces E9567, E9475, R309475 For Hutch Trailer

    BESTFIT TRUCK PARTS

    $128.99
    Hutch Trailer Equalizer And Bolt Kit  - Equalizer - Consists Of   - Equalizer Poly Hutch   - Equalizer Bolt Kit Hutch - Made In USA - Sold Individually - Warranty On Equalizers Against Defects In Workmanship & Material...
    $128.99
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    $128.99
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  • BESTfit Camshaft Bushing 1-1/2 ID X 2-3/4 OD Inch 1002262, R617006 For Eaton Late Model Trailer Axle
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    BESTfit Camshaft Bushing 1-1/2 ID X 2-3/4 OD Inch 1002262, R617006 For Eaton Late Model Trailer Axle

    BESTFIT TRUCK PARTS

    $10.09
    Cam Support Bracket Bushing  - Camshaft Bushing - Nylon - Dimensions:  - 1.50 Inch I.D.  - 2.75 Inch O.D.  - 2.50 Inch Length - Sold Individually - Warranty On Camshaft Bushings Against Defects In Workmanship &...
    $10.09
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    $10.09
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  • BESTfit Camshaft Bushing 1.594 ID X 2.5 OD X 1.5 Inch -  E1577A
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    BESTfit Camshaft Bushing 1.594 ID X 2.5 OD X 1.5 Inch - E1577A

    BESTFIT TRUCK PARTS

    $5.59
    BESTfit 1.594 ID X 2.5 OD X 1.5 Inch Camshaft Bushing  - Camshaft Bushing - Nylon - Dimensions:  - 1.50 Inch ID - 2.469 Inch OD - 1.75 Inch Length - Sold Individually - Warranty On Camshaft Bushings Against Defects...
    $5.59
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    $5.59
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  • BESTfit Axle Connection Kit - SRK64 For Holland / Neway
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    BESTfit Axle Connection Kit - SRK64 For Holland / Neway

    BESTFIT TRUCK PARTS

    $222.99
    BESTfit Axle Connection Kit Replaces E2977A, R302977A, 48100108, And SRK64  - Axle Connection Kit - Consists Of  - (2) Axle Wrap Pad  - (2) Axle Bottom Pad - (2) U Bolt Kit F/Round 1 x 6-3/8 x 9-1/2 Inch - Made In USA -...
    $222.99
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    $222.99
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  • BESTfit Nylon Brake Camshaft Bushing 1.5 ID X 1.85 OD X 2 Inch For Spicer Trailer Axle
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    BESTfit Nylon Brake Camshaft Bushing 1.5 ID X 1.85 OD X 2 Inch For Spicer Trailer Axle

    BESTFIT TRUCK PARTS

    $2.03
    BESTfit Nylon Brake Camshaft Bushing Replaces E661, R617001, 28-1257, And M10Wj178  - Camshaft Bushing - Nylon - Dimensions:  - 1.5 Inch ID  - 1.875 Inch OD  - 2 Inch Length - Spicer Trailer Axle - Sold...
    $2.03
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    $2.03
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  • BESTfit Camshaft Bushing 1.5 ID X 1.875 OD X 1.5 Inch
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    BESTfit Camshaft Bushing 1.5 ID X 1.875 OD X 1.5 Inch

    BESTFIT TRUCK PARTS

    $8.97
    BESTfit 1.5 ID X 1.875 OD X 1.5 Inch Camshaft Bushing  - Camshaft Bushing - Dimensions:  - 1.50 Inch ID - 1.875 Inch OD - 1.50 Inch Length - Forge Axles - Sold Individually - Warranty On Camshaft Bushings Against...
    $8.97
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    $8.97
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