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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24 Inch Aluminum Frame Step
UNITED PACIFIC
$189.9924 Inch Aluminum Frame Step * Frame Step* 24 Inch * Made Of Aluminum* Sold IndividuallyAftermarket Replacement Part (Not OEM)$189.99 -
18 Inch Aluminum Frame Step
UNITED PACIFIC
$175.9918 Inch Aluminum Frame Step * Frame Step* 18 Inch * Made Of Aluminum* Sold IndividuallyAftermarket Replacement Part (Not OEM)$175.99 -
12 Inch Aluminum Frame Step
UNITED PACIFIC
$144.9912 Inch Aluminum Frame Step * Frame Step* 12 Inch * Made Of Aluminum* Sold IndividuallyAftermarket Replacement Part (Not OEM)$144.99 -
Diamond Plate Aluminum Step Saddle Box, 36 x 25 x 28 Inch W/ Polished Side/Back Panels
UNITED PACIFIC
$783.17Aluminum Step Saddle Box W/ Locking Latch * High Quality Step Saddle Box* Made Of Aluminum* 36 Inch Length X 25 Inch Width X 28 Inch Height * Box Can Be Opened, Closed And Locked With Key* 2 Keys Are Included* Sold Individually* Warranty On Step Saddle...$783.17 -
Diamond Plate Aluminum Step Saddle Box, 12 x 25 x 28 Inch W/ Polished Side/Back Panels
UNITED PACIFIC
$774.13Aluminum Step Saddle Box With Locking Door And 2 Keys * High Quality Step Saddle Box* 12 Inch L X 25 Inch W X 28 Inch * Aluminum Step* Box Can Be Opened, Closed And Locked With Key* 2 Keys Are Included* Sold Individually* Warranty On Step Saddle Box...$774.13 -
Stainless Steel Front Lower Step Kick Plate For Kenworth T660 - Pair
UNITED PACIFIC
$118.99Kenworth T660 SS Front Lower Step Kick Plates * High Quality Front Lower Step Kick Plate* Made Of 430 Stainless Steel * Attaches Using Supplied Hardware To The Lower Step* Sold As Pair* Warranty On Front Lower Step Kick Plate Against Defects In...$118.99 -
Rubber Gasket For Fender Step - Pair
UNITED PACIFIC
$7.23Fender Step Rubber Gaskets * High Quality Gasket* Made Of Rubber * For Fender Step* Sold As Pair* Warranty On Gasket Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** This Item Is...$7.23 -
Stainless Steel Lower Step Kick Plate For Volvo VNL Gen II - Pair
UNITED PACIFIC
$155.99Volvo VNL Gen II SS Lower Kick Plates * High Quality Kick Plate* Made Of 430 Stainless Steel.* Attaches Using Supplied Hardware And 3M Two-Sided Tape* Hardware Included* Sold As Pair* Warranty On Kick Plate Against Defects In Workmanship & Material From...$155.99 -
Chrome Huck Rivet / Nut Cover Set - 48 Pieces
UNITED PACIFIC
$32.99Chrome Plastic Huck Nut Covers * High Quality Huck Rivet/Nut Cover Set* Made Of Chrome Plated Plastic* 48 Pieces Per Set * (44) 1 3/16 Inch X 1 9/16 Inch Nut Covers - 09-05060035* Sold As Set* Warranty On Huck Rivet/Nut Cover Sets Against Defects In...$32.99 -
Chrome 13/16 X 1 1/8 Inch Huck Bolt Cover W/ Flange For International 920I, 9300, 9400I, 9900I
UNITED PACIFIC
$0.64International Chrome Plastic 13/16 Inch Huck Bolt Cover W/ Flange Fits * High Quality Bolt Cover* 13/16-Inch X 1-1/8 Inch * Chrome Plated * With Flange* Sold Individually* Warranty On Bolt Cover Against Defects In Workmanship & Material From Date Of...$0.64 -
On Sale
430 Stainless Steel Rear Upper Step Kick Plates For Kenworth T660, T680, T700 - Pair
UNITED PACIFIC
Now: $47.18Was: $81.49SS Rear Upper Step Kick Plates * High Quality Kick Plate* Sold As Pair* Warranty On Kick Plates Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***** This Item Ships Direct From The...Now: $47.18Was: $81.49 -
On Sale
430 Stainless Steel Rear Lower Step Kick Plates For Kenworth T660, T680, T700 - Pair
UNITED PACIFIC
Now: $46.91Was: $93.83SS Rear Lower Step Kick Plates * High Quality Kick Plate* Made Of Stainless Steel* Back Upper Step * 430 Stainless Steel* Attaches Using Supplied Hardware And 3M Two Sided Tape* Sold As Pair* Warranty On Kick Plates Against Defects In Workmanship &...Now: $46.91Was: $93.83