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 Rear 7 Leaf Trailer Spring - 25000 Lbs. Capacity
BESTFIT TRUCK PARTS
$1,569.99BESTfit Fruehauf Trailer Spring - 7 Leaves Replaces UCD008565001 - Trailer Spring - 5 Inch Width - 2 1/2 Inch Arch - 30 3/8 S.E. - 25 5/8 I.E. - Number Of Leaves- 7 - Capacity- 25000 Lbs. - Center Bolt Size- 1/2...$1,569.99 -
BESTfit Steel Leaf Spring Equalizer 1629001, 1778401 For Hutch
BESTFIT TRUCK PARTS
$162.99Replacement 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.- 1.125 Inch -...$162.99 -
BESTfit Front Spring Hanger 9.437 Inch Replaces 457361, 45736001, 34013095
BESTFIT TRUCK PARTS
$194.99Replacement Hendrickson Suspension Spring Hanger - Spring Hanger - 9.437 Inch C To C Length - 0.910 Inch Offset - Made In USA - Sold Individually - Warranty On Spring Hangers Against Defects In Workmanship & Material From...$194.99 -
BESTfit Axle Rebush Kit - PB5000K For Silent Drive
BESTFIT TRUCK PARTS
$396.99BESTfit Axle Rebush Kit - Silent Drive Replaces PB5000K - Axle Rebush Kit - Consists Of - (4) Axle Connect Bushing - (4) Cap Screw - (4) Lock Nut - (8) U Bolt Washer - Made In USA - Sold Individually -...$396.99 -
BESTfit Flat Round Bend U-Bolt Kit 7/8 X 6-5/8 X 8-1/2 Inch Grade 5 - 1033901
BESTFIT TRUCK PARTS
$161.99BESTfit Flat Round Bend 7/8 Inch OD U-Bolt Kit, 6.625 Inch Wide, 8.5 Inch Long - U-Bolt Kit - Includes: - (2) U Bolts - (4) Washers - (4) Deep Nuts - Dimensions: - 7/8 Inch U-Bolt Diameter - 6.625 Inch Width...$161.99 -
BESTfit 3 OD X 0.525 X 7/8 ID Inch Collar 1293001 For Watson & Chalin
BESTFIT TRUCK PARTS
$25.49Replacement Watson & Chalin Collar - Collar - Dimensions: - 7/8 Inch ID - Outside Diameter- 3.00 Inch - Thickness- 0.525 Inch - 1/4 Inch Flange - Sold Individually - Warranty On Collars Against Defects In...$25.49 -
BESTfit Steel Leaf Spring Equalizer UXA00017S For Fruehauf F2, F3 Suspensions
BESTFIT TRUCK PARTS
$204.99Replacement Steel Leaf Spring Equalizer - Leaf Spring Equalizer - Steel - Dimensions: - Length - 17.50 Inch - Length C To C- 12.187 Inch - Hole Size- 3 Inch - Spring Width- 3 Inch - Bushing I.D.- 2.00...$204.99 -
BESTfit 4.437 Inch Poly Equalizer Bushing For Reyco, Transpro Trailer
BESTFIT TRUCK PARTS
$48.24Poly Equalizer Bushing Replaces D59, E8653, R308653, CS73623B, 1806701, T5524, And SR1002U - Equalizer Bushing - Poly - 4.437 Inch - Short Rocker Cast Suspension - Sold Individually - Warranty On Equalizer Bushings Against...$48.24 -
BESTfit Air Spring Double Convoluted 7505, 67553, 001347, R001347
BESTFIT TRUCK PARTS
$142.99Air Spring Double Convoluted Replacement - Air Spring - Dimensions: - Design Height In- 5.00 - Top Plate Dia. A-5.50 Top Plate C To C Dia. B-2.75 - Bottom Plate Dia. C- 5.50. - Min. Height- 2.20 Inch - Max...$142.99 -
BESTfit Poly Torque Rod Split Bushing & Sleeve For Reyco
BESTFIT TRUCK PARTS
$20.732 Piece Poly Split Bushing & Sleeve Replaces D73 And K704538 - Torque Rod Bushing - Poly - 2 Piece Bushing - Sold Individually - Warranty On Torque Rod Bushings Against Defects In Workmanship & Material From Date Of...$20.73 -
BESTfit Poly Pivot Bushing Kit For TFII Hendrickson
BESTFIT TRUCK PARTS
$144.99Height Control, Wide Bushing Quick-Align Bushing Kit - Bushing Kit - Consists Of - (1) Pivot Bushing - (1) Head Bolt - (2) U Bolt Washer - (1) Lock Nut - (2) Wear Pad - Poly - Sold Individually -...$144.99 -
BESTfit Air Spring Rolling Lobe Firestone W01-675-9975, W01-358-9975 & Neway 90557331, 90557373
BESTFIT TRUCK PARTS
$352.99Replacement Airide Air Spring - Air Spring Rolling Lobe - Steel Base - Dimensions: - 12.6 Inch Maximum Diameter - 12 Inch Design Height - 9 Inch Top Plate Diameter - 9.49 Bottom Plate Diameter - 5600 Pounds...$352.99