Frame & Chassis

Freightliner M2 Battery Box Cover Assembly With Front Hold Down Clip By BESTfitProtect and secure your Freightliner M2 batteries with the BESTfit Battery Box Cover Assembly. Constructed from durable polypropylene with fiberglass reinforcement, this...

BESTfit Passenger Side Fiberglass Rear Fairing* High Quality Rear Fairing * Made Of Fiberglass* Passenger Side* With Step Cut Out* Sold Individually * Warranty On Rear Fairing Against Defects In Workmanship & Material From Date Of Purchase** Attn:...

BESTfit Side Fairing For Kenworth T2000* High Quality Front Side Fairing* Made Of Fiberglass* Driver Side* Sold Individually* Warranty On Front Side Fairing Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...

BESTfit Single Leaf Z Spring Fits Kenworth AG400L Suspension Rear Passenger Side* High Quality Z Spring* Fits Rear Passenger Side* Single Leaf* 3 Inch Width* Short Side 24-1/8* Long Side 16* Bushing A End (S.E.) RB285, MR816* Bushing B End ( L.E.)...

BESTfit AG400L Suspension Leveling Valve Kit - Includes Mounting Bracket & Hardware* High Quality Leveling Valve Kit* Barksdale Type Replacement* HCV Kit* Non Delay* 1/4 Inch NPT* 2 Supply Port* Includes Short Lever To Mount* 1/4 Arm Includes Centering...

Peterbilt Cabin Torque Rod Poly Bushing With Sleeve By BESTfitAchieve smoother rides and better cab control in your Peterbilt 300 Series with the BESTfit Poly Cab Torque Arm Bushing with Sleeve. Ideal for Unibilt sleeper configurations, this high-quality...

BESTfit 7 Inch Center To Center U-Bolt Top Plate Fits Peterbilt Air TracThe BESTfit 4 x 8.375 Inch U-Bolt Saddle is a durable and reliable replacement designed to fit heavy-duty trucks, replacing OEM part C63-6001. Manufactured from high-strength...

BESTfit Spring Hanger AssemblyKeep your suspension system strong and reliable with the BESTfit Leaf Spring Hanger, designed to replace OEM part numbers 01-42590M004 and 01-48280M004. Engineered for durability and a precise fit, this heavy-duty hanger...

BESTfit U-Bolt Saddle For Use With 01-051017Ensure a secure suspension setup with the BESTfit U-Bolt Saddle, designed for use with the 01-051017 cast eye. This heavy-duty saddle replaces OEM part numbers 03-01657 and 03-07865, offering a precise fit and...

BESTfit Cast Steel Air Spring Pedestal - Replaces 03-07346L, 03-08402L, 03-08403L & 107899* High Quality Air Spring Pedestal* Driver Side* 40K Cast Steel* Includes OEM Shock Stud* Sold Individually* Warranty On Air Spring Pedestal Against Defects In...

BESTfit Cast Steel Air Spring Pedestal - Replaces 03-06747R, 03-08162R & 03-08163R* High Quality Air Spring Pedestal* Passenger Side* 46K Cast Steel* Includes OEM Shock Stud* Sold Individually* Warranty On Air Spring Pedestal Against Defects In...

BESTfit Torque Rod Bushing For Peterbilt Rear Air TracThe BestFit Poly Torque Rod Bushing offers a durable solution for heavy-duty truck suspension repairs. Made from high-quality polyurethane, it outperforms rubber bushings by providing enhanced...