Frame & Chassis

45 Inch Aluminum Lower Step Panel By BESTFit Fits Kenworth* High Quality Lower Step Panel* Made Of Aluminum * Non-Slip Thread Pattern* Fits Lower Battery/Tool Box Step* Dimensions:  - 45.0 Inch Length  - 9.0 Inch Width  - 2.5 Inch Height*...

BESTfit 4 Inch C-C X 1.25 Inch Thick Aluminum Side Bar Fits Kenworth K100, K300, T300, T400, T450, T600, T800 & W900Keep your Kenworth suspension performing at its best with the BESTfit Aluminum Leaf Spring Side Bar 6.375 With 1.063 Inch Pin Hole. Its...

BESTfit Battery Box Cover - 45 Inch Diamond Plate Aluminum Fits Kenworth W900B & W900L 2004-Older4 State Trucks offers this Economy Battery Cover to fit Kenworth W900B & L models. It is constructed of diamond plate aluminum and is 45 inches long. The...

40 X 9.75 Inch Aluminum Lower Step Panel By BESTfit Fits KenworthEquip your Kenworth T800, W900B, or W900L with the BESTfit Aluminum Lower Step Panel, engineered for a precise fit and professional performance. Constructed from durable aluminum, it's...

BESTfit 5.75 Inch C-C Threaded Spring Pin Fits Kenworth K100, T300, T450, T600, T800 & W900Secure your Kenworth suspension with the BESTfit 7.375 Inch OAL X 1.5 Inch OD 1.375 Inch 6 Threaded Spring Pin. Crafted from high-quality materials, it ensures...

BESTfit Upper Step Panel Fits Kenworth* High Quality Step Panels* Made Of Aluminum* 45 Inch Length * For Battery And Tool Box Covers* Sold Individually* Warranty On Step Panels Against Defects In Workmanship & Material From Date Of Purchase***High...

BESTfit Battery Box Fits KenworthProtect your battery with this great looking diamond plate aluminum battery box. It comes as a complete assembly and has a solid center step for convenience. It is made in North America and is sold individually.* High...

BESTfit Parabolic Steer Axle Leaf Spring* High Quality Steer Axle Leaf Spring* Parabolic Type* 3 Leaves* 2 Standard Spring Eyes* 7500 Lb Capacity* Includes:  - (1) Leaf Spring  - (2) Threaded Bushings* Leaf Spring Dimensions:  - 27.25 Inch...

BESTfit Aluminum Complete Battery Box With Diamond Plate FinishLooking for an affordable battery box cover that can withstand the wear and tear of being on the road? 4 State Trucks offers this durable and rust resistant 40-inch BESTfit Kenworth style...

27 x 17.5 x 18 Inch Fiberglass Battery Box Cover* High Quality Battery Box Cover* Fiberglass* 27 Inch Length * 17.5 Inch Width* 18 Inch Height * Sold Individually* Warranty On Battery Box Covers Against Defects In Workmanship & Material From Date Of...

BESTfit 3.53 Inch Center To Center X 2 Inch Wide Aluminum Side Bar Fits Kenworth T300The BESTfit Aluminum Side Bar is a high-quality replacement for your Kenworth T300, designed for strength and reliability. With 1.25 inch pin holes, 2-inch width, and 3...

BESTfit 5.063 Inch C To C Side Bar W/ 1/2 Inch Offset Replaces K20955, K20954, K20984* High Quality Side Bar* Dimensions:  - 7.50 Inch Length - 2.00 Inch Width - 5.063 Inch C To C - 1.125 Inch Height* Hole Size- 1.063 Inch* Lock Hole-...