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 Meritor Type Automatic Slack Adjuster 1.5 -10 Spline X 5.5 Inch, Unhanded
BESTFIT TRUCK PARTS
$89.75Automatic 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 -
BESTfit Pivot Connection Kit - SRK65 For Watson & Chalin
BESTFIT TRUCK PARTS
$319.99BESTfit 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 -
BESTfit Axle Seat Torque Rod Bracket 1630801 For Hutch
BESTFIT TRUCK PARTS
$201.99Hutch 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 -
BESTfit Equalizer Bolt Kit - Replaces 085000
BESTFIT TRUCK PARTS
$147.99Transpro Equalizer Repair Bolt Kit - Equalizer Bolt Kit - Steel - Dimensions: - 16.5 Inch Length - 3 Inch Spring Width - 1 Inch Bushing ID - 11.5 Inch Length C To C - Made In USA - Sold...$147.99 -
BESTfit Axle Connection Kit - 48100320, SRK457 For Neway / Holland
BESTFIT TRUCK PARTS
$268.99BESTfit Axle Connection Kit Replaces 48100320, SRK457 - Axle Connection Kit - Consists Of - (8) Wear Washer - (4) Axle Connect Bushing - (4) 1-1/8 Inch Lock Nut - (4) Cap Screw 1-1/8 Inch-7 x 8-1/2 Inch - Made In...$268.99 -
BESTfit 2.75 Inch Alignment Block E4263, R304263, C72852B, 90001045 For Neway / Holland
BESTFIT TRUCK PARTS
$19.37Neway 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 -
BESTfit Bushing Axle Connection Kit For SAF Holland/Neway
BESTFIT TRUCK PARTS
$281.99BESTfit 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 -
BESTfit Pivot Connection Alignment Service Kit - 48100025, SRK48 For Holland / Neway
BESTFIT TRUCK PARTS
$213.99BESTfit 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 -
BESTfit Trunnion / Axle Connection Kit - 48100145, SRK97 For Neway
BESTFIT TRUCK PARTS
$312.99BESTfit 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 -
BESTfit Camshaft Bushing 1.594 ID X 2.875 OD X 2.5 Inch - E1571
BESTFIT TRUCK PARTS
$7.13BESTfit1.594 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 -
BESTfit Air Spring Rolling Lobe Replaces 1003589334C, W01-358-9334
BESTFIT TRUCK PARTS
$194.99Air 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 -
BESTfit Poly Equalizer And Bolt Kit Replaces E9567, E9475, R309475 For Hutch Trailer
BESTFIT TRUCK PARTS
$128.99Hutch 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