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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Iowa Customs SS Front Drive Axle Filler Panel W/ 20 Pre Cut Light Holes
IOWA CUSTOMS
$761.9916 Inch Stainless Steel Center Panel W/ Light Hole Cutouts * High Quality Center Panel* 304 Polished Stainless Steel * 16 Inch* (5) Round 4 Inch Light Holes On Face* (4) Round 4 Inch Light Holes On Rear* (11) Round 3/4 Inch Light Holes On Bottom* For...$761.99 -
Stainless Steel Upper & Lower Step Trim - 4 Piece For Peterbilt 587
VALLEY CHROME PLATING
$84.31Peterbilt 587 SS Upper & Lower Step Trim * High Quality Step Trim* Stainless Steel* 4 Pcs- 2 Pcs For Driver Side - 2 Pcs For Passenger Side * Made In USA * Sold As Set* Warranty On Step Trims Against Defects In Workmanship & Material From Date Of...$84.31 -
Stainless Steel Rear Frame Cover W/ Cutouts For Peterbilt 567 W/ Stainless Steel Crossmember
TRUX ACCESSORIES
$70.39Stainless Steel Rear Frame Cover W/ Cutouts Fits Peterbilt 567 W/ Stainless Steel Crossmember * High Quality Rear Frame Cover * Made Of Stainless Steel * With Cutouts* Fits Steel Cross Member * Sold Individually* Warranty On Rear Frame Cover Against...$70.39 -
Chrome-Plated 24 Inch Billet Aluminum Step Plate With Logo For Peterbilt 389 - Pair
LIFETIME NUT COVERS
$599.99Chrome 24 Inch Step Plate With Peterbilt LogoEasily mount these durable step plates by Lifetime Nut Covers to your tool box or battery box step. They are constructed of chrome plated billet aluminum and have durable rubber inserts with logos. Rectangular...$599.99 -
Air Bag Replaces 03-06213 & 03-07111 For Peterbilt Low Air Leaf
AFTERMARKET
$339.99Low Air Leaf Air Bag Fits Peterbilt * High Quality Air Bag* Air Supply Is Separate From Mounting Studs* Sold Individually* Warranty On Air Bags Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$339.99 -
CSM SS Rear Crossmember Cover For Peterbilt
CHROME SHOP MAFIA
$125.99Rear Crossmember Cover Fits Peterbilt By Chrome Shop MafiaEnhance The Look Of The Back End Of Your Frame With This Shiny Crossmember Cover. It Is Made Of Stainless Steel And Is Corrosion Resistant. The Cover Fits Peterbilt 377, 378, And 379 Models. *...$125.99 -
CSM SS Rear Crossmember Cover With Notch Cutout For Peterbilt
CHROME SHOP MAFIA
$109.99Crossmember Cover Fits Peterbilt By Chrome Shop MafiaThis rear frame stainless steel cross member cover By Chrome Shop Mafia with a notch cutout is for steel cross members. It is cut to fit specific Peterbilt 362, 375, 377, 378, 379, 386, 388, 389, and...$109.99 -
Steel Rear Crossmember With Cutout Replaces 01-47400M000 For Peterbilt 378, 379, 386 & 387
AFTERMARKET
$400.9933.50 Inch Tapered Crossmember With Cutouts For Peterbilt * High Quality Rear Crossmembers * Made Of Steel* 33-7/16 Inch Overall Length* 1/4 Inch Thick* 4.50 Inch Height* 90-Dg Bend Bottom Angle* 110-Dg Bend Upper Angle* 30.50 Inch C To C Bolt Holes*...$400.99 -
24 X 18 Inch Black Rubber Mud Flap W/ Red & White Peterbilt Logo
OPP - ORIGINAL PARTS PROGRAM
$82.00Ribbed Black Rubber Peterbilt Logo Mud Flap With Fiberglass Reinforcement * Peterbilt is a registered trademark of Paccar* Made Of High Quality Black Rubber* Black With Red & White Peterbilt Logo* Ribbed Flap with Fiberglass Back Reinforcement* Fits on...$82.00 -
Stainless Logo Trim For Peterbilt Air Leaf Hanger
ROADWORKS
$39.99Stainless Logo Trim For Peterbilt Air Leaf Hanger * Made Of High Quality Stainless Steel* Mounts With 2 Sided Tape* Sold In Pairs* Warranty On Logo Trims Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...$39.99 -
On Sale
Chrome-Plated 24 Inch Billet Aluminum Step Plate With Logo For Peterbilt 379 - Pair
LIFETIME NUT COVERS
Now: $403.54Was: $599.99Chrome 24 Inch Step Plate With Peterbilt LogoEasily mount these durable step plates by Lifetime Nut Covers to your tool box or battery box step. They are constructed of chrome plated billet aluminum and have durable rubber inserts with 379 logos. Each...Now: $403.54Was: $599.99 -
CSM SS 9.5 X 36.00 Inch Air Tank Wrap For Peterbilt 379, 378, 386 & 389
CHROME SHOP MAFIA
$92.49Air Tank Wrap 9.50 X 36 Inch For Peterbilt By Chrome Shop Mafia * High Quality Air Tank Wrap* Made Of Stainless Steel* For 9.50 Inch Diameter Air Tanks* 36.00 Inch Overall Length* Has Cutouts for Air Fittings at Top of Tank* Covers the Center Section of...$92.49