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 Steel Leaf Spring Equalizer 1913701, 70401 For Hutch
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    BESTfit Steel Leaf Spring Equalizer 1913701, 70401 For Hutch

    BESTFIT TRUCK PARTS

    $98.93
    Replacement Steel Leaf Spring Equalizer  - Equalizer - Steel - Dimensions:  - Length- 16.50 Inch  - Length C To C- 11.75 Inch  - Hole Size- 3.25 Inch  - Spring Width- 3.00 Inch  - Bushing I.D.- 0.75 Inch -...
    $98.93
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  • BESTfit Equalizer and Bolt Kit E4813, R304813, CS71701B For Rayco
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    BESTfit Equalizer and Bolt Kit E4813, R304813, CS71701B For Rayco

    BESTFIT TRUCK PARTS

    $83.11
    Replacement Equalizer and Bolt Kit  - Equalizer - Consists Of:  - (1) Equalizer  - (1) Spring Bolt  - (1) Flanged Lock Nut  - (2) Roller Assembly - Made In USA - Sold Individually - Warranty On Equalizers...
    $83.11
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  • BESTfit Nylon Brake Camshaft Bushing 1.5 ID X 1.75 OD X 2 Inch
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    BESTfit Nylon Brake Camshaft Bushing 1.5 ID X 1.75 OD X 2 Inch

    BESTFIT TRUCK PARTS

    $7.13
    BESTfit Nylon Brake Camshaft Bushing Replaces E1385, R627009, And 27-1199  - Camshaft Bushing - Nylon - Dimensions:  - 1.5 Inch ID  - 2.75 Inch OD  - 2 Inch Length - Early Trailer Axle - Sold Individually -...
    $7.13
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    $7.13
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  • BESTfit Air Spring Rolling Lobe 80 PSI- 9000 - 11 10.5E-16 A 214 69701, 90557410 For SAF Holland / Neway
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    BESTfit Air Spring Rolling Lobe 80 PSI- 9000 - 11 10.5E-16 A 214 69701, 90557410 For SAF Holland / Neway

    BESTFIT TRUCK PARTS

    $325.99
    Replacement Air Spring Rolling Lobe  - Air Spring Rolling Lobe - Aluminum Base - Dimensions:  - Design Height- 7.50 Inch  - Top Plate Diameter- 11.31 Inch  - Top Plate C To C Diameter- 5.50 Inch   - Bottom Plate...
    $325.99
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  • BESTfit Meritor Type Automatic Slack Adjuster 1.5 -10 Spline X 6 Inch, Unhanded E11399, E11399A, A43275J1154S
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    BESTfit Meritor Type Automatic Slack Adjuster 1.5 -10 Spline X 6 Inch, Unhanded E11399, E11399A, A43275J1154S

    BESTFIT TRUCK PARTS

    $89.75
    Automatic-Meritor Type Slack Adjuster 6 Inch  - Automatic Slack Adjuster - Dimensions:  - 1 1/2 Inch- 10   - 6 Inch Arm  - 5/8 Inch- 18 Clevis - Clevis Kit (Included) - Unhanded - Meritor Type - Made In...
    $89.75
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  • BESTfit Shock Bolt Assembly 3/4 Inch -10 Thread - S20031, S20031/2 For Hendrickson Trailer
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    BESTfit Shock Bolt Assembly 3/4 Inch -10 Thread - S20031, S20031/2 For Hendrickson Trailer

    BESTFIT TRUCK PARTS

    $5.54
    BESTfit Shock Bolt Assembly replaces S20031, S20031/2  - Shock Bolt Assembly - Consists Of  - (1) Cap Screw  - (1) Lock Nut - Sold Individually - Warranty On Shock Bolt Assemblies Against Defects In Workmanship & Material...
    $5.54
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  • BESTfit Black Air Tank 1488 Cubic in Vol 9.50 Inch Replaces 2001LH01, HT9531
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    BESTfit Black Air Tank 1488 Cubic in Vol 9.50 Inch Replaces 2001LH01, HT9531

    BESTFIT TRUCK PARTS

    $206.99
    Air Tank With Type 4 End Brackets  - Trailer Air Tank - Steel - 9.50 Inch Diameter - Painted Black - With Type 4 End Brackets - 1488 Cubic Inch Volume - 22.50 Inch To The End Caps - 27.50 Inch To End Of Mounting...
    $206.99
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    $206.99
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  • BESTfit Equalizer Bolt Kit - Replaces E10250, R3010250, CS71700B, 085000, 000110
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    BESTfit Equalizer Bolt Kit - Replaces E10250, R3010250, CS71700B, 085000, 000110

    BESTFIT TRUCK PARTS

    $153.99
    Reyco Equalizer Repair Bolt Kit  - Equalizer Bolt Kit - Includes:  - (1) Equalizer Transpro   - (1) Equalizer Bolt Kit  - (2) Roller Assembly - 3 Inch Spring Width  - Made In USA - Sold Individually -...
    $153.99
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  • BESTfit Equalizer and Bolt Kit E2889, 1913701 2436701 For Hutch
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    BESTfit Equalizer and Bolt Kit E2889, 1913701 2436701 For Hutch

    BESTFIT TRUCK PARTS

    $113.99
    Replacement Equalizer and Bolt Kit  - Equalizer - Consists Of:   - (1) Equalizer   - (1) Equalizer Bolt Assembly - Dimensions:  - Hole Size- 3.25 Inch  - Spring Width- 3.00 Inch  - Bushing I.D.- 1.125 Inch -...
    $113.99
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  • BESTfit Meritor Type Automatic Slack Adjuster 1.5 -10 Spline X 5.5 Inch, Unhanded
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    BESTfit Meritor Type Automatic Slack Adjuster 1.5 -10 Spline X 5.5 Inch, Unhanded

    BESTFIT TRUCK PARTS

    $89.75
    Automatic Slack Adjuster 5.5 Inch  - Automatic Slack Adjuster - Dimensions:  - 1 1/2 Inch- 10   - 5 1/2 Inch Arm  - 5/8 Inch- 18 Clevis - Clevis Kit (Included) - Unhanded - Meritor Type - Made In USA -...
    $89.75
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  • BESTfit Pivot Connection Kit - SRK65 For Watson & Chalin
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    BESTfit Pivot Connection Kit - SRK65 For Watson & Chalin

    BESTFIT TRUCK PARTS

    $319.99
    BESTfit Pivot Connection Kit For One Axle Replaces SRK65  - Pivot Connection Kit - Consists Of  - (2) Bolt 1-1/8-7 Inch X 10-1/2 Inch - (2) Pivot Bushing - (2) 1-1/8 Inch Lock Nut  - (4) 1-1/8 Inch U-Bolt Washer  - (1)...
    $319.99
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  • BESTfit Axle Seat Torque Rod Bracket 1630801 For Hutch
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    BESTfit Axle Seat Torque Rod Bracket 1630801 For Hutch

    BESTFIT TRUCK PARTS

    $201.99
    Hutch Axle Seat Torque Rod Bracket  - Torque Rod Bracket - Fabricated - For Optional 3/4 Inch U Bolts  - Made In USA - Sold Individually - Warranty On Torque Rod Brackets Against Defects In Workmanship & Material From Date...
    $201.99
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    $201.99
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