Semi-Truck Frame Chassis Parts
Need semi-truck frame chassis parts? Choose from high-strength frame rails, crossmembers, and reliable fifth wheel replacement parts to keep your rig solid. Enjoy a smooth ride with quality springs and shock absorbers. Ensure stable control with our durable control arms and steering linkages. Looking for axles or frame steps? We've got those too. Shop at 4 State Trucks!
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BESTfit Poly Hendrickson Torque Rod Bushing
BESTFIT TRUCK PARTS
$95.87BESTfit Replacement Poly Torque Rod BushingUpgrade your vehicle's performance with our Torque Rod Bushing, designed for durability and reliability. Sold individually, this aftermarket replacement part is engineered to meet high standards, although it's...$95.87 -
BESTfit 24 Inch Torque Rod For Kenworth Rear AG100 Air Glide
BESTFIT TRUCK PARTS
$159.99BESTfit Kenworth Poly Advanced Terex 24 Inch Torque Rod * High Quality Torque ROD * 24 Inch* Sold Individually* Warranty On Torque ROD S Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...$159.99 -
BESTfit Shock Mount Bracket For Freightliner Classic & Western Star
BESTFIT TRUCK PARTS
$27.53BESTfit Shock Mount Bracket Replaces OE Number 10-13641-000 * High Quality Shock Mount Bracket* Sold Individually* Warranty On Shock Mount Brackets Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement...$27.53 -
BESTfit Silent Block Spring Pin W/ Bushing For Kenworth
BESTFIT TRUCK PARTS
$36.71BESTfit Kenworth Silent Block Spring Pin W/ Bushing * High Quality Silent Block Spring Pin* Dimensions- 1.75 Inch OD- 5-3/4 Inch C-T-C X 7.125 Inch OAL Pin- 1.063 Inch Pin Diameter* Sold Individually* Warranty On Silent Block Spring Pins Against Defects...$36.71 -
BESTfit Haldex Style Air Height Control Valve
BESTFIT TRUCK PARTS
$156.99BESTfit PR Plus Height Control ValveIntegrate our Control Valve into your system, replacing OE numbers G90-1099-095, G901099095, 90555375, and 90555121. This aftermarket replacement part ensures precise control and reliable performance. Sold...$156.99 -
BESTfit Air Spring Rolling Lobe Continental For Kenworth
BESTFIT TRUCK PARTS
$196.99BESTfit Kenworth Air Spring Rolling Lobe ContinentalUpgrade your vehicle's air suspension system with our Air Spring Rolling Lobe Continental, designed to replace OE numbers K303-28, K30328, W015449675, W013589675, 9675, 9910P576, 65394, and 68361. This...$196.99 -
BESTfit 4 Inch 2 Leaf Parabolic Spring For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$475.99BESTfit 4 Inch 2 Leaf Parabolic Spring * High Quality Parabolic Spring* 4 Inch* Sold Individually* Warranty On Parabolic Springs Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)****...$475.99 -
BESTfit Air Spring Rolling Lobe
BESTFIT TRUCK PARTS
$199.99BESTfit Replacement Air Spring Rolling LobeEnhance your vehicle's suspension system with our Rolling Lobe, designed to provide smooth and efficient performance. Sold individually as an aftermarket replacement part, this Rolling Lobe offers reliability...$199.99 -
BESTfit Rear 4 Spring Tandem Hanger Bracket For Peterbilt 359 Driver/Passenger Side
BESTFIT TRUCK PARTS
$180.99BESTfit Driver & Passenger Side Tandem Spring Hanger Bracket Fits Peterbilt 359 * High Quality Bracket Spring * Made Of Stainless Steel * Driver And Passenger Side * 4 Spring Tandem * Sold Individually* Warranty On Bracket Spring Against Defects In...$180.99 -
BESTfit 1.625 X 1.25 X 4 Inch Bronze Spring Hanger Bushing For Freightliner FLA, FLB, FLL, FLT COE, FLC120
BESTFIT TRUCK PARTS
$14.27BESTfit Rear Of Steer Axle Spring Hanger Bushing Fits Freightliner * High Quality Spring Hanger Bushing* 1-5/8 Inch X 1-1/4 Inch X 4 Inch* Fits In Spring Hanger On Frame At The Rear Of The Steer Axle Spring * Sold Individually ** Warranty On Spring...$14.27 -
BESTfit 13.5 Inch Aluminum Lower Step For Rear Side Fairing For Volvo VNL Gen II 2004-2015
BESTFIT TRUCK PARTS
$30.59BESTfit 13.5 Inch Aluminum Step For Rear Side Fairing Fits Volvo VNL Gen II 2004-2015 * High Quality Lower Step * Made Of Aluminum* 13.5 X 5 Inches* For Rear Side Fairing * Sold Individually* Warranty On Lower Steps Against Defects In Workmanship &...$30.59 -
BESTfit 1.25 X 4.0625 X 18.5 Inch Semi-Round Bend U-Bolt Kit Replaces 25161637, 7QK3148P5 For Mack
BESTFIT TRUCK PARTS
$149.99BESTfit Semi-Round Bend U-Bolt Kit Fits Mack * High Quality U-Bolt* 18.50 Inch Height* 4.000 Inch Width* 5.500 Inch Thread* 1-1/4 Inch -12* 4 - Washers* 4 - Nuts* Sold As Kit* Warranty On U-Bolt Against Defects In Workmanship & Material From Date Of...$149.99