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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Under Body Glow Light Bracket 12 Inch W/ 3 Light Holes
IOWA CUSTOMS
$42.92Under Body Glow Light Bracket * Made Of High Quality Black Powdered Coated Steel* Bracket Length - 12 Inches* Has Three 3/4 Inch Diameter Holes For Bulkhead Style Lights* This Is The Light Mounting Bracket Only - Lights And Harness Are Not Included -...$42.92 -
BESTfit Premium Poly Torque Rod Bushing Replaces 90008265 For Kenworth AG Air Suspensions
BESTFIT TRUCK PARTS
$68.74BESTfit Premium Poly Torque Rod Bushing Fits Kenworth, Holland & NewayLooking for a reliable replacement for your torque rod bushing? Our Poly Torque Rod Bushing is designed to meet your needs. With a 2.750-inch OD outer shell and 4.375-inch C to C bolt...$68.74 -
BESTfit Spring Roller Kit For Peterbilt 379 With Air Trac Suspension Hanger
BESTFIT TRUCK PARTS
$32.63BESTfit Spring Roller Kit With Locking Bolt, Roller Bushing, U-Bolt Washer, Lock Nut & Roller SpacerThe Spring Roller Kit designed for Peterbilt Air Trac Suspension systems is available as an aftermarket replacement part, not OEM. This kit includes...$32.63 -
Castellated Nut, 3/8 Inch
AUTOMANN USA
$2.033/8 Inch -24 Thread Castle Nut * High Quality Castellated Nut* 0.375 Inch Size* 13/32 Inch Thickness* TPI- 24* Sold Individually* Warranty On Castellated Nuts Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...$2.03 -
Cab Leveling Linkage Kit, 4 1/8 Inch For Freightliner M2 106/112/Business Class
AUTOMANN USA
$18.99Cab Leveling Linkage Kit * High Quality Linkage Kit* 4.125 Inch C To C* Cab Leveling* Sold Individually* Warranty On Linkage Kits Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)****...$18.99 -
Rebound Spring Pin 0.75 OD X 5.875 Inch For International, Blue Bird
AUTOMANN USA
$4.64Rebound Spring Pin Replaces 1362045 , 404956 , 206258R1 * High Quality Spring Pin * Dimensions: - 0.75 Inch Diameter - 5.875 Inch Length* Single Axle* Rebound Pin* Sold Individually * Warranty On Spring Pin S Against Defects In Workmanship & Material...$4.64 -
On Sale
Leaf Spring Bushing Shim Washer 1 1/4 Inch I.D.
OPP - ORIGINAL PARTS PROGRAM
Now: $7.20Was: $10.29Leaf Spring Bushing Shim Washer W/ 1 1/4 Inch I.D. * High Quality Shim Washer* 1-.25 Inch ID* Made In USA* Sold Individually* Warranty On Shim Washers Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...Now: $7.20Was: $10.29 -
Air Line Adapter Fitting For Air Spring Driver Side Replaces K129-502 For Kenworth
AUTOMANN USA
$80.77Kenworth Driver Side Air Bag Adapter * High Quality Air Bag Adapter* Driver's Side* Replaces OE Numbers K129-502, K129502, G381012, And D20422556* 1-5/16-12 TPI Female Thred Nut* Sold Individually* Warranty On Air Bag Adapters Against Defects In...$80.77 -
Air Line Adapter Fitting For Air Spring Passenger Side Replaces K129-502 For Kenworth
AUTOMANN USA
$80.77Kenworth Passenger Side Air Bag Adapter * High Quality Air Bag Adapter* Passenger's Side* Replaces OE Numbers K129-502R, K129502R, D20422534, D20422515, And D20422498* 1-5/16-12 TPI Female Thread Nut* Sold Individually* Warranty On Air Bag Adapters...$80.77 -
Bump Stop For Steer Axle Spring Replaces 02-00184 For Peterbilt 359
ENERGY SUSPENSION
$15.80Spring Bump Stop for Steer Axle Fits Peterbilt Prevent 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 Hanger Wear Pad For International Rear Z 3.5 Inch Air Spring & Rear Corporate Suspensions
BESTFIT TRUCK PARTS
$13.86BESTfit Hanger Wear Pad Fits International * High Quality Hanger Wear Pad* Wear Pad* Hanger 3.5 Inch Wide* Rear Z 3.5 Inch * Air Spring * Rear Corporate 3.5 Inch Spring Suspension* Sold Individually* Warranty On Hanger Wear Pads Against Defects In...$13.86 -
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...$88.02