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 Air Bag Replaces K303-22 For Kenworth
BESTFIT TRUCK PARTS
$200.99BESTfit Air Bag Fits KenworthIntroducing our Air Bag, available individually as an aftermarket replacement part, not OEM. This air bag replaces OE Number K303-22, ensuring a perfect fit for your vehicle. Trust in our quality replacement part for reliable...$200.99 -
BESTfit Fiberglass Battery Box Cover For International DuraStar, TerraStar, TranStar & 4100-4400
BESTFIT TRUCK PARTS
$154.99BESTfit Battery Box Cover Fits InternationalUpgrade your vehicle with our aftermarket replacement part, crafted from durable fiberglass for enhanced durability and longevity. Designed to replace original equipment plastic covers, this component ensures a...$154.99 -
BESTfit Air Bag W013586897 Double Convoluted Air Spring For Watson/Chalin, Ridewell Suspensions
BESTFIT TRUCK PARTS
$110.99BESTfit Double Convoluted Air Spring For Ridewell, Watson & Chalin SuspensionsIntroducing our Double Convoluted Air Spring, designed to meet your suspension needs with precision and reliability. Crafted with quality materials, this air bag boasts...$110.99 -
BESTfit Suspension Leveling Valve For Air Ride Suspensions - Replaces HV9990
BESTFIT TRUCK PARTS
$71.80BESTfit Suspension Leveling ValveGet your air ride suspension system back in top shape with our Air Leveling Valve, designed specifically for air ride suspensions. This Barksdale Type Height Control Valve is sold individually as an aftermarket...$71.80 -
BESTfit Air Bag - Replaces W013588008
BESTFIT TRUCK PARTS
$243.99BESTfit Air BagUpgrade your vehicle's suspension with our quality air bag. Designed for durability and performance, this aftermarket replacement part offers reliable support and enhanced ride comfort. Sold individually, it's the perfect solution for...$243.99 -
BESTfit Adjustable Linkage Kit With Rod For Air Level Valves
BESTFIT TRUCK PARTS
$14.37BESTfit Height Control Valve Linkage And Rod Kit, Replaces 03-05180Upgrade your height control valve system with our Adjustable Linkage Kit, meticulously engineered for optimal performance and versatility. This kit includes an 18-inch rod with ends and...$14.37 -
Kenworth AG100 BESTfit Trunnion Steel Suspension Center Hanger For Air Ride Suspension
BESTFIT TRUCK PARTS
$308.99BESTfit Suspension Center Hanger Frame Bracket Fits KenworthUpgrade your suspension system with this durable Suspension Center Hanger, engineered to fit the AG100 Air Ride Suspension. Crafted from robust steel, this hanger ensures reliable support and...$308.99 -
Freightliner BESTfit Suspension Air Spring For AirLiner II Suspension
BESTFIT TRUCK PARTS
$143.99BESTfit Freightliner Commercial Truck Air Spring With Mountable Top PlateThe "Air Bag With Plastic Piston" is a suspension component sold individually. This aftermarket replacement part is not from the original equipment manufacturer (OEM). It offers an...$143.99 -
Peterbilt BESTfit Air Bag For Air Leaf & Air Trac Suspensions
BESTFIT TRUCK PARTS
$159.99BESTfit 18.8 x 12.6 Inch Air Bag With Load 5700 LBs At 80 PSIThe "Air Bag" is a suspension component measuring 18.8 inches in height and 12.6 inches in diameter. It features a plastic base with a top plate that includes three holes/studs, measuring 9...$159.99 -
BESTfit Leveling Valve Neway Replacement
BESTFIT TRUCK PARTS
$51.49BESTfit Leveling ValveThe "Leveling Valve" is a component with 1/8-inch ports designed for maintaining proper vehicle suspension. Sold individually, this part serves as an aftermarket replacement, meaning it is produced by a third-party manufacturer...$51.49 -
Black Fiberglass Jost 5Th Wheel Cover
WTI FENDERS
$320.995th Wheel CoverThis black fiberglass cover is specifically designed to fit the Jost wheel only. It serves as a great asset for showcasing your truck, providing a quick solution to cover up a greasy fifth wheel. Designed with show trucks in mind, it...$320.99 -
TPHD Type 30 Service Chamber With 8.250 Inch Stem Length - Brake Chamber
TPHD
$43.98Single Brake Chamber Type 30 - 8.00 Inch DiameterUpgrade your braking system with our Service Brake Chamber, meticulously designed for optimal performance. Featuring a stroke length of 2.25 inches and a rod threaded full length measuring 8.250 inches by ...$43.98