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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  • Quick Align Hanger W/ 18 & 19 Inch Ride Height, Driver Side S210831 For Hendrickson Turner
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    Quick Align Hanger W/ 18 & 19 Inch Ride Height, Driver Side S210831 For Hendrickson Turner

    AUTOMANN USA

    $217.99
    Driver Side Hanger For Hendrickson Turner AA230, AA250, AAT 23K, 25K, 30K * High Quality Hanger* 12.0 Inch Pivot Height * Ride Height: - 18 Inch - 19 Inch * Driver Side * Quick-Align* Winged* Weld-On* Standard Top Plate* Made In USA* Sold Individually...
    $217.99
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  • Quick Align Frame Bracket Hanger W/ 16 & 17 Inch Ride Height, Driver Side For Hendrickson AA Models
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    Quick Align Frame Bracket Hanger W/ 16 & 17 Inch Ride Height, Driver Side For Hendrickson AA Models

    AUTOMANN USA

    $287.99
    Driver Side Quick Align Weld On Frame Bracket Hanger W/ Wing * High Quality Frame Bracket* 10.0 Inch Pivot Height* Driver Side * Quick-Align* Winged* Weld-On* Standard Top Plate* Made In USA* Sold Individually * Warranty On Frame Brackets Against Defects...
    $287.99
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  • Frame Bracket W/ 8.5 Pivot Height, Passenger Side For Quick Align Hendrickson AAT Models
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    Frame Bracket W/ 8.5 Pivot Height, Passenger Side For Quick Align Hendrickson AAT Models

    AUTOMANN USA

    $268.99
    12.750 Inch C To C Frame Bracket Replaces S152062, S15206002, S3096011R * High Quality Frame Bracket* 8.5 Inch Pivot Height* 12.750 Inch C To C * Passenger Side* Made In USA* Sold Individually * Warranty On Frame Brackets Against Defects In Workmanship &...
    $268.99
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  • Frame Bracket W/ 8.5 Pivot Height, Driver Side For Quick Align Hendrickson AAT Models
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    Frame Bracket W/ 8.5 Pivot Height, Driver Side For Quick Align Hendrickson AAT Models

    AUTOMANN USA

    $268.99
    12.750 Inch C To C Frame Bracket Replaces S152061 S15206001 S3096011L * High Quality Frame Bracket* 8.5 Inch Pivot Height* 12.750 Inch C To C* Driver Side * Made In USA* Sold Individually * Warranty On Frame Brackets Against Defects In Workmanship &...
    $268.99
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  • Frame Hanger, Passenger Side Replaces D219052 For Hendrickson Turner
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    Frame Hanger, Passenger Side Replaces D219052 For Hendrickson Turner

    AUTOMANN USA

    $315.99
    Passenger Side Frame Hanger Replaces D219052, S219052This passenger side frame hanger is compatible with Hendrickson/Turner AA230T and AA250T suspensions. The hanger has a pivot height of 8 inches and ride heights of 13.5 inches, 14.0 inches, and 15.0...
    $315.99
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  • Frame Hanger, Driver Side Replaces D219051 For Hendrickson Turner
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    Frame Hanger, Driver Side Replaces D219051 For Hendrickson Turner

    AUTOMANN USA

    $315.99
    Driver Side Frame Hanger, Replaces D219051, S219051This driver side frame hanger is compatible with Hendrickson/Turner AA230T and AA250T suspensions. The hanger has a pivot height of 8 inches and ride heights of 13.5 inches, 14.0 inches, and 15.0 inches...
    $315.99
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  • Weld On Frame Hanger, Driver Side, Replaces MHS222 For Hendrickson Turner
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    Weld On Frame Hanger, Driver Side, Replaces MHS222 For Hendrickson Turner

    AUTOMANN USA

    $188.99
    Passenger Side Frame Hanger This Weld On Frame Hanger for the Passenger Side is compatible with 15.5 inch to 17 inch Hendrickson HKANT46K, HKA200, and HKANT69K23 Suspensions. It replaces part number MHS222, S298021, and S321942L. * High Quality Frame...
    $188.99
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  • Weld On Frame Hanger, Passenger Side, MHS224 For Hendrickson Turner
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    Weld On Frame Hanger, Passenger Side, MHS224 For Hendrickson Turner

    AUTOMANN USA

    $188.99
    Passenger Side Frame Hanger Replaces MHS224This Weld On Frame Hanger for the Passenger Side is compatible with 15.5 inch to 17 inch Hendrickson HKANT46K, HKA200, and HKANT69K23 Suspensions. It replaces part number MHS224, S298022 and S321942R. * High...
    $188.99
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  • Front Side Mount Hanger, Passenger Side For Binkley Z-Frame
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    Front Side Mount Hanger, Passenger Side For Binkley Z-Frame

    AUTOMANN USA

    $197.99
    Passenger Side Front Side Mount Hanger Replaces Sp0156-02 * High Quality Front Side Mount Hanger* Passenger Side* Made In USA* Sold Individually * Warranty On Front Side Mount Hangers Against Defects In Workmanship & Material From Date Of Purchase***...
    $197.99
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  • Front Side Mount Hanger, Driver Side For Binkley Z-Frame
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    Front Side Mount Hanger, Driver Side For Binkley Z-Frame

    AUTOMANN USA

    $197.99
    Driver Side Front Side Mount Hanger Replaces SP0156-01 * High Quality Front Side Mount Hanger* Driver Side * Made In USA* Sold Individually * Warranty On Front Side Mount Hangers Against Defects In Workmanship & Material From Date Of Purchase*** High...
    $197.99
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  • Fleet Standard Duty Air Disc Brake Pads - Replaces 9007-D1777, MPBD1777CV, MPBD1777XT, S326761, 12999796, MMDWP22AF, 6402259222, 29162 For Hendrickson Trailer Axles
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    Fleet Standard Duty Air Disc Brake Pads - Replaces 9007-D1777, MPBD1777CV, MPBD1777XT, S326761, 12999796, MMDWP22AF, 6402259222, 29162 For Hendrickson Trailer Axles

    AUTOMANN USA

    $202.99
    Replacement Standard Duty Air Disc Brake Pads * High Quality Brake Pads* Air Disc* Standard Duty * Adhesive Free * Hardware Included* Stable Braking At Moderate Temperatures* Meets OE specifications * Sold Individually* Warranty On Brake Pads Against...
    $202.99
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  • BESTfit Poly Pivot Bushing Kit W/ 3/4 Inch Bushings - SRK11901
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    BESTfit Poly Pivot Bushing Kit W/ 3/4 Inch Bushings - SRK11901

    BESTFIT TRUCK PARTS

    $293.99
    BESTfit Poly 3/4 Inch Pivot Bushing Kit W/ 8 Bushings * High Quality Pivot Bushing Kit* Includes: - (8) Pivot Bushing Inner Sleeve - (8) Shackle Pin - (8) 3/4 Inch Lock Nuts - (16) Pivot Poly Bushings - (16) 3/4 Inch U Bolt Washers - (8) 3/4...
    $293.99
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