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 Air Spring Rolling Lobe 68151, 9807, W013589807 For Neway / Holland
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    BESTfit Air Spring Rolling Lobe 68151, 9807, W013589807 For Neway / Holland

    BESTFIT TRUCK PARTS

    $152.99
    Replacement Air Spring Rolling Lobe  - Air Spring Rolling Lobe - Plastic - Dimensions:  - Design Height- 8.50 Inch  - Top Plate Diameter- 9.00 Inch  - Top Plate C To C Diameter- 5.50 Inch  - Min. Height- 4.50 Inch ...
    $152.99
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    $152.99
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  • BESTfit Air Spring Rolling Lobe 9978, 1R12-1179, 67588, AB1DK23I-P959 For Hendrickson Trailer
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    BESTfit Air Spring Rolling Lobe 9978, 1R12-1179, 67588, AB1DK23I-P959 For Hendrickson Trailer

    BESTFIT TRUCK PARTS

    $159.99
    Replacement Air Spring Rolling Lobe  - Air Spring Rolling Lobe - Plastic - Dimensions:  - Design Height- 11.50 Inch  - Top Plate Diameter- 9.00 Inch  - Top Plate C To C Diameter- 5.50 Inch  - Bottom Plate Diameter- 10...
    $159.99
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    $159.99
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  • BESTfit Air Spring Double Convoluted 7405, 2B12-313, 64494, 1038401
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    BESTfit Air Spring Double Convoluted 7405, 2B12-313, 64494, 1038401

    BESTFIT TRUCK PARTS

    $231.99
    Air Spring Double Convoluted Replacement  - Air Spring - Dimensions:  - Design Height- 9.50 Inch  - Top Plate Diameter- 9.00 Inch  - Top Plate C To C Diameter- 5.50 Inch  - Bottom Plate Diameter- 9.00 Inch  - Bottom...
    $231.99
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    $231.99
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  • BESTfit Air Spring Rolling Lobe Replaces 9039, 1R12-095, 64260, 90557023
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    BESTfit Air Spring Rolling Lobe Replaces 9039, 1R12-095, 64260, 90557023

    BESTFIT TRUCK PARTS

    $130.99
    Replacement Neway / Holland Trailer Air Spring Rolling Lobe  - Air Spring Rolling Lobe - Dimensions:  - Design Height- 7.50 Inch  - Top Plate Diameter- 9.00 Inch  - Top Plate C To C Diameter- 5.50 Inch  - Bottom Plate...
    $130.99
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    $130.99
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  • BESTfit Leaf Spring Shackle E5267, E-5267 For E4 Hendrickson
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    BESTfit Leaf Spring Shackle E5267, E-5267 For E4 Hendrickson

    BESTFIT TRUCK PARTS

    $275.99
    Replacement Hendrickson Shackle E4  - Shackle - 5 Inch C To C - 7/8 Inch-9 Holes - Made In USA - Sold Individually - Warranty On Shackles Against Defects In Workmanship & Material From Date Of Purchase - Aftermarket...
    $275.99
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    $275.99
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  • BESTfit Equalizer and Bolt Kit 097800, 1615801, R309475 For Hutch
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    BESTfit Equalizer and Bolt Kit 097800, 1615801, R309475 For Hutch

    BESTFIT TRUCK PARTS

    $115.99
    Replacement Equalizer and Bolt Kit  - Equalizer - Consists Of:   - (1) Equalizer   - (1) Equalizer Bolt Kit - Made In USA - Sold Individually - Warranty On Equalizers Against Defects In Workmanship & Material From Date...
    $115.99
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    $115.99
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  • BESTfit Quick Align Eccentric Collar With Offset Pivot Hole - E10754 For Hendrickson BESTfit Quick Align Eccentric Collar With Offset Pivot Hole - E10754 For Hendrickson
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    BESTfit Quick Align Eccentric Collar With Offset Pivot Hole - E10754 For Hendrickson

    BESTFIT TRUCK PARTS

    $18.41
    4 Inch Inner Eccentric Alignment Collar  - Eccentric Collar - 4 Inch - Offset Nipple - Trailer And Lift - Quick-Align Type - Sold Individually - Warranty On Eccentric Collars Against Defects In Workmanship & Material...
    $18.41
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    $18.41
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  • BESTfit Pivot Connection Service Kit For SAF Holland/Neway
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    BESTfit Pivot Connection Service Kit For SAF Holland/Neway

    BESTFIT TRUCK PARTS

    $153.99
    BESTfit Service Kit Replaces 48100203, SRK146  - Service Kit - Consists Of  - (2) 1-1/8 Inch X 8-1/2 Inch Cap Screw - (2) Pivot Bushing  - (2) Washer - (4) 1-1/8 Inch Lock Nut - For One Axle - Made In USA -...
    $153.99
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    $153.99
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  • BESTfit Air Spring Rolling Lobe 64402, 9 10 17, 5 P 443, For Neway / Holland
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    BESTfit Air Spring Rolling Lobe 64402, 9 10 17, 5 P 443, For Neway / Holland

    BESTFIT TRUCK PARTS

    $142.99
    Replacement Air Spring Rolling Lobe  - Air Spring Rolling Lobe - Plastic - Dimensions:  - Design Height- 13.50 Inch   - Top Plate Diameter- 9.00 Inch  - Top Plate C To C Diameter- 5.50 Inch  - Bottom Plate Diameter- 9...
    $142.99
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    $142.99
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  • BESTfit Equalizer and Bolt Kit E2781, E2781A, E9570 For Hutch
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    BESTfit Equalizer and Bolt Kit E2781, E2781A, E9570 For Hutch

    BESTFIT TRUCK PARTS

    $83.62
    Replacement Equalizer and Bolt Kit  - Equalizer - Consists Of   - (1) Equalizer   - (1) Equalizer Bolt Assembly - Dimensions:  - Length- 16.50 Inch  - Length C To C- 11.75 Inch  - Hole Size- 3.25 Inch  -...
    $83.62
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    $83.62
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  • BESTfit Nylon Camshaft Bushing 1.5 ID X 2.469 OD X 1.75 Inch
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    BESTfit Nylon Camshaft Bushing 1.5 ID X 2.469 OD X 1.75 Inch

    BESTFIT TRUCK PARTS

    $5.60
    BESTfit 1.5 ID X 2.469 OD X 1.75 Inch Nylon Camshaft Bushing  - Camshaft Bushing - Nylon - Dimensions:  - 1.50 Inch ID - 2.469 Inch OD - 1.75 Inch Length - Forge Axles - Sold Individually - Warranty On...
    $5.60
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    $5.60
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  • BESTfit 3 Leaf Trailer Spring - 10,000 Lbs. Capacity For Fruehauf
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    BESTfit 3 Leaf Trailer Spring - 10,000 Lbs. Capacity For Fruehauf

    BESTFIT TRUCK PARTS

    $212.99
    BESTfit Fruehauf Trailer Spring - 3 Leaves  - Trailer Spring - 3 Inch Width - 3 1/2 Inch Arch - 19 S.E./I.E. - Number Of Leaves- 3 - Capacity- 10000 Lbs.  - Center Bolt Size- 1/2 X 3 1/4 - Made In USA - Sold...
    $212.99
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    $212.99
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