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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Bump Stop For Steer Axle Spring Replaces 02-00184 For Peterbilt 359
ENERGY SUSPENSION
$15.80Spring Bump Stop for Steer Axle Fits PeterbiltPrevent metal to metal contact on your steer axle with this quality bump stop by Energy Suspension. It is constructed of a high-grade black Polyurethane with a patented Hyper-Flex Technology that increases...$15.80 -
BESTfit Premium Poly Bushing Replaces 90008265 For Kenworth Rear AG200, AG230, AG400 & AG460 Suspensions
BESTFIT TRUCK PARTS
$88.02BESTfit Bushing Fits Kenworth Rear AG200, AG230, AG400 & AG460 Suspensions * High Quality Poly Bushing* Rotational With High Articulation Notched Pin* Premium Poly* Airglide 200, 46K, Adz Series* Do Not Use With Aluminum Type T-Rods* Bushing (Type 1)...$88.02 -
BESTfit 24 Inch Torque Rod For Kenworth W900 With AG100 Airglide Suspension
BESTFIT TRUCK PARTS
$182.99BESTfit Torque Rod - Replaces 3581270C1, 358013441, K195-376,Introducing the Torque Rod designed for Airglide Suspension systems, an essential component for maintaining stability and control. With a length of 24 inches from center to center and featuring...$182.99 -
Cast Spring Hanger With Bushing Rear Of Steer Axle For Freightliner
AUTOMANN USA
$58.13Steer Axle Rear Spring Hanger With Spring Pin Bushing Fits FLC, FLD, Classic And FLT Freightliner 1980-2010 * High Quality Cast Spring Hanger* For Rear Of Steer Axle* For 4 Inch Wide Spring* 1.250 Inch Pin Diameter* Includes 1 TNK Spring Pin Bushing...$58.13 -
CSM 7 X 30.5 Inch Aluminum Lower Step With Angles & Early Style Tread For Peterbilt 378, 379 & 389
CHROME SHOP MAFIA
$93.99Aluminum Replacement Lower Step With Brackets For Peterbilt 378, 379 & 389 By Chrome Shop Mafia * High Quality Lower Step* Made Of Aluminum* Dimension - 30.50 Inch Length- 7 Inch Width- 2 Inch Height* Mounting Angles Extend 17 Inches From Step* With Late...$93.99 -
Steer Leaf Spring Bushing Kit For Kenworth - Converts Silent Block To Greaseable Threaded Pin
AUTOMANN USA
$246.99Bushing Kit Includes 6 Threaded Pins (MTB178) & 6 Bushings (M5449) * High Quality Bushing Kit* For Steer Leaf Spring* Kenworth Models* This Kit Converts From Silent Blocks To A Greasable Threaded Pin And Bushing* Includes - 6 Threaded Pins - 6 Bushings*...$246.99 -
BESTfit 1.25 ID, 1.375 Inch Diameter X 4 Inch OAL Spring Pin Bushing Replaces 681-322-02-50 For Freightliner FLC112
BESTFIT TRUCK PARTS
$6.89BESTfit 4 Inch Spring Pin For Freightliner FLC112 * High Quality Spring Pin* 4 Inch Oal * 1.375 Inch Dia * 1.125 Inch Id* Sold Individually* Warranty On Spring Pins Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$6.89 -
CSM SS Air Line Box W/ Emergency & Service Airline Cutouts
CHROME SHOP MAFIA
$330.99Chrome Shop Mafia Air Line Box With Cutouts for 2 Electric Plug and 2 Air Line Connections By Chrome Shop MafiaProtect your air line connections with this highly durable stainless steel air line box. Measuring 32 inches long, it is pre-cut for emergency...$330.99 -
6.156 Inch Bottom Wedge W/ 4 Degree Angle For Sterling Leaf Spring
AUTOMANN USA
$21.776.156 Inch Bottom Wedge W/ 4 Degree Angle * High Quality Bottom Wedge* 6.156 Inch Length* 4 Degree Angle* Used With Leaf Spring * Made In USA* Sold Individually * Warranty On Bottom Wedges Against Defects In Workmanship & Material From Date Of...$21.77 -
4 X 6 Inch 4 Degree Shim Wedge For Kenworth Steer Axle Spring
AUTOMANN USA
$25.804 Degree Shim Wedge For Kenworth Steer Axle Spring * High Quality Shim Wedge* Type 1* Material Aluminum* Width 4.000 Inch* Degree 4* Length 6.000 Inch* Sold Individually* Warranty On Shim Wedges Against Defects In Workmanship & Material From Date Of...$25.80 -
Spring Hanger Kit Rear Of Steer Axle For Freightliner
AUTOMANN USA
$172.99Spring Hanger For Rear Of Steer Axle Fits Freightliner * High Quality Spring Hanger Kit* Kit Includes:- (4) Washers- (2) Grease Fittings- (4) Lock Nut Set ? Inch GR 8- (4) Cap Screw ? Inch ? 20 x 3 Inch GR 5- (2) Side Bars- (2) Shackle Pins- (1) Spring...$172.99 -
Air Bag Replaces 2501300C1 For International 9900I Cab
AUTOMANN USA
$32.63Air Bag Fits International 9900I Cab * High Quality Cab Air Bag* For Cab On International* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM)****** Replaces OEM Number(s) 2501300C1$32.63