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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304 SS Rear Crossmember W/ 2 Airline & Electric Plug Cutouts For Peterbilt 389 2008-2023
TWELVE GAUGE
$713.99Stainless Steel Rear Crossmember W/ Airline & Electric Plug Cutouts By 12 Ga * High Quality Rear Crossmember* Stainless Steel* 1/4 Inch Thick* Cut Outs For 2 Airlines And 2 Electric Plugs* This Design Sits On Top Of Both Frame Rail Flanges* Unlike The...$713.99 -
SS Air Tank Strap, 3 Inch W/ Oval Cutout For Peterbilt W/ 9 3/4 Inch Diameter Tank
TWELVE GAUGE
$48.953 Inch Wide Stainless Steel Air Tank Strap W/ Oval Cutout By 12 Gauge * High Quality Tank Strap* Stainless Steel* 3 Inch Width* Oval Cut * For 10 Inch Diameter Tanks* Sold Individually* Warranty On Tank Straps Against Defects In Workmanship & Material...$48.95 -
12 Gauge Customs New Gen Steer Axle Air Ride Kit For Peterbilt 389
TWELVE GAUGE
$2,442.9912 Gauge New Gen Peterbilt 389 Steer Axle Air Ride Kit To Lower 20 Inch BumperIntroducing the Steer Axle Air Ride Kit, a comprehensive solution for enhanced suspension performance. This kit includes (2) airbags, (4) U-bolts, (2) shocks, (4) rear shackle...$2,442.99 -
Stabilizer Shock For 12 GA Customs Steering Stabilizer Kit Replaces SC920
TWELVE GAUGE
$164.99Stabilizer Shock For 12 GA Customs Steering Stabilizer Kit Replaces SC920 * High Quality Stabilizer Shock* For 12 Gauge Customs Steering Stabilizer Kit* Sold Individually* Warranty On Stabilizer Shock Against Defects In Workmanship & Material From Date...$164.99 -
12 Gauge Billet Aluminum Step Plates -Universal Fit
TWELVE GAUGE
$174.99Billet Aluminum Step Plates * High Quality Step Plates* Made Of Billet Aluminum* Sold Individually* Warranty On Step Plates Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** This...$174.99 -
On Sale
Stainless Steel Air Tank Straps For Peterbilt 379 1987-2007
TWELVE GAUGE
Now: $56.00Was: $119.99Slotted Air Tank Straps For 8 Inch Air Tanks * High Quality Air Tank Straps * Made Of Stainless Steel * Slotted * For 8 Inch Air Tanks * Air Tank Is Not Included- Straps Only* Sold As Pairs* Warranty On Air Tank Straps Against Defects In Workmanship &...Now: $56.00Was: $119.99 -
Stainless Steel 3 Inch Wide Slotted Air Tank Straps For 9.75 Inch Dia. Tanks For Peterbilt 379, 378, 386 & 389
TWELVE GAUGE
$129.9912 Gauge Air Tank Straps Fits PeterbiltThis quality pair of slotted air tank straps are designed for Peterbilt trucks with 9.75 inch tanks. They are 3 inches wide and made of a quality stainless steel that is made to last. * Made Of High Quality...$129.99 -
Gen III Steer Axle Air Ride Kit For Peterbilt 389 And Kenworth W900L
TWELVE GAUGE
$2,439.9912 Gauge Air Ride Kit Gen III Steer Axle Kit Fits Peterbilt 389 & Kenworth W900L 2009-Current * High Quality Steer Axle Air Ride Kit* Kit Contains:- U-Bolts- Air Bags- Upper Air Bag Mounts- Lower Air Bag Mounts- Air Valves- Air Lines- Shock Studs-...$2,439.99 -
Gen III Steer Axle Air Ride Kit For Peterbilt 379 2007-Older
TWELVE GAUGE
$2,429.9912 Gauge Steer Axle Air Ride Kit Gen III Fits Peterbilt 379 1987-2007 * High Quality Steer Axle Air Ride Kit* Kit Contains:- U-Bolts- Air Bags- Upper Air Bag Mounts- Lower Air Bag Mounts- Air Valves- Air Lines- Shock Studs- Electric Control Valve Rear...$2,429.99 -
On Sale
304 Stainless Steel 8 Foot Glow Kit W/ Single Frame Clamps, 48 - 3/4 Inch Light Holes
IOWA CUSTOMS
Now: $407.19Was: $508.99Stainless Steel 8 Foot Glow Kit For Truck Frame * High Quality Glow Kits* Made Of 304 Stainless Steel * For Truck Frame 16 Ft * Includes: - 8 Ft Of Glow Brackets- Extended Single Frame Clamps * 48 - 3/4 Inch Lights Needed, Sold Separately* Sold...Now: $407.19Was: $508.99 -
On Sale
304 Stainless Steel 10 Foot Glow Kit W/ Single Frame Clamps, 60 - 3/4 Inch Light Holes
IOWA CUSTOMS
Now: $496.79Was: $620.99304 Stainless Steel 10 Foot Glow Kit For Truck Frame * High Quality Glow Kits* Made Of 304 Stainless Steel * For Truck Frame 20 Ft * Includes: - 10 Ft Of Glow Brackets- Extended Single Frame Clamps * 60 - 3/4 Inch Lights Needed, Sold Separately* Sold...Now: $496.79Was: $620.99 -
On Sale
304 Stainless Steel 8 Foot Glow Kit W/ Double Frame Clamps, 48 - 3/4 Inch Light Holes
IOWA CUSTOMS
Now: $470.39Was: $587.99Stainless Steel 8 Foot Glow Kit For Truck Frame * High Quality Glow Kits* Made Of 304 Stainless Steel * For Truck Frame 16 Ft * Includes: - 8 Ft Of Glow Brackets- Extended Double Frame Clamps * 48 - 3/4 Inch Lights Needed, Sold Separately* Sold...Now: $470.39Was: $587.99