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 1.75 OD X 7.5 Inch OAL Silent Block Pin For M1813 Hanger For Peterbilt
BESTFIT TRUCK PARTS
$41.81BESTfit 6.3125 Inch Center To Center Silent Block Pin * High Quality Silent Block* Bushing (Type 1) Silent Block* Bushing (Type 2) Bolt Type* Sleeve Type High Confinement* SRI RB295* Bushing I.D. (A) 1.063 Inch* Bushing O.D. (B) 1.750 Inch* Overall...$41.81 -
BESTfit 3/4 X 4 X 8.875 Inch Square U-Bolt Kit - Replaces 680-322-07-25, K241-309 For Peterbilt
BESTFIT TRUCK PARTS
$44.05BESTfit U Bolt Kit Includes Washers & Nuts * High Quality U Bolt Kit* U Bolt Type Square Bend* Grade 8* U Bolt Diameter 3/4 Inch* Width 4.000 Inch* Length 8.875 Inch* Sold As Kit* Warranty On U Bolt Kits Against Defects In Workmanship & Material From...$44.05 -
BESTfit Spring Pin With Double Lock For Peterbilt 375, 377, 378 & 379
BESTFIT TRUCK PARTS
$21.51BESTfit 1.25 X 6.859 Inch Shackle Pin * High Quality Spring Pin* Front And Rear Of Front* Steering Axle* 1.250 Inch Width* 5.313 Inch Center To Center* 6.859 Inch Length* Sold Individually* Warranty On Spring Pins Against Defects In Workmanship &...$21.51 -
BESTfit Bump Stop Replaces 01-52865 For Kenworth AG400L Suspensions
BESTFIT TRUCK PARTS
$67.62BESTfit AG400L Bump Stop Mounts To Frame Fits Kenworth * High Quality Bumper Stop* Mounts To Frame* Stops Suspension Spring Travel* Sold Individually* Warranty On Bumper Stop Against Defects In Workmanship & Material From Date Of Purchase***High Quality...$67.62 -
BESTfit Barksdale Type Replacement Leveling Valve Kit For Kenworth AG400L Suspension
BESTFIT TRUCK PARTS
$135.99BESTfit AG400L Suspension Leveling Valve Kit - Includes Mounting Bracket & Hardware * High Quality Leveling Valve Kit* Barksdale Type Replacement* HCV Kit* Non Delay* 1/4 Inch NPT* 2 Supply Port* Includes Short Lever To Mount* 1/4 Arm Includes Centering...$135.99 -
BESTfit 365MM X 84MM X 22-1.5MM Round U-Bolt Kit Replaces 03-08693-365 For Kenworth AG400L
BESTFIT TRUCK PARTS
$74.04BESTfit 22-1.5MM Round U-Bolt Kit Fits Kenworth AG400L Suspension * High Quality U Bolt Kit* 22 - 1.5MM X 84MM X 365MM* Fits New Low Air Leaf* Sold As Kit* Warranty On U Bolt Kit Against Defects In Workmanship & Material From Date Of Purchase***High...$74.04 -
BESTfit 8.04 Inch OAL Air Spring Stud Replaces 27-01746 For Kenworth AG400L Suspension
BESTFIT TRUCK PARTS
$8.66BESTfit AG400L Suspension Air Spring Stud * High Quality Air Spring Stud* 8.04 Inch Overall Length* Sold Individually* Warranty On Air Spring Stud Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part...$8.66 -
BESTfit 8.125 Inch U-Bolt Saddle Replaces 03-08712 For Kenworth AG400L Suspension
BESTFIT TRUCK PARTS
$78.33BESTfit 6.625 Inch C-C U-Bolt Seat Fits Kenworth AG400L Suspension * High Quality U Bolt Saddle* 8.125 Inch OAL* U Bolt Seat 6.625 Inch Center To Center* Sold Individually* Warranty On U Bolt Saddle Against Defects In Workmanship & Material From Date Of...$78.33 -
BESTfit Rear Suspension Hanger Replaces 01-52743, C11-1124 & 04088CA For Kenworth AG400L
BESTFIT TRUCK PARTS
$646.99BESTfit Front Of Rear Suspension Hanger Fits Kenworth AG400L Suspension * High Quality Hanger* Front Of Rear* Sold Individually* Warranty On Hanger Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement...$646.99 -
BESTfit 5.688 Inch C-C Torque Rod Shim Replaces 03-08782-002 & 3549153C1 For Kenworth AG380 Suspension
BESTFIT TRUCK PARTS
$8.66BESTfit 1/16 Inch Thick Torque Rod Shim Fits Kenworth AG380 - Replaces 3624480C1, 65640002 & 66299002 * High Quality Torque Rod Shim* 5.688 Inch Center To Center* Sold Individually* Warranty On Torque Rod Shim Against Defects In Workmanship & Material...$8.66 -
BESTfit 5.688 Inch C-C Torque Rod Shim Replaces 3549154C1 & 65640003 For Kenworth AG380 Suspension
BESTFIT TRUCK PARTS
$8.66BESTfit 1/8 Inch Thick Torque Rod Shim Fits Kenworth AG380 - Replaces 3624481C1 & 66299003 * High Quality Torque Rod Shim* 5.688 Inch Center To Center* Sold Individually* Warranty On Torque Rod Shim Against Defects In Workmanship & Material From Date Of...$8.66 -
BESTfit 5.688 Inch C-C Torque Rod Shim Replaces 3549152C1 & 65640001 For Kenworth AG380 Suspension
BESTFIT TRUCK PARTS
$8.66BESTfit 1/32 Inch Thick Torque Rod Shim Fits Kenworth AG380 - Replaces 03-08782-001, 3624479C1 & 66299001 * High Quality Torque Rod Shim* 5.688 Inch Center To Center* Sold Individually* Warranty On Torque Rod Shim Against Defects In Workmanship &...$8.66