Frame & Chassis

BESTfit Threaded Shock Stud Fits Peterbilt 379The BestFit 3/4"-16 AT 1.75 Inch Threaded Shock Stud is a high-quality replacement part engineered to provide secure mounting for shock absorbers on...

BESTfit Rear Of Front Leaf Spring Hanger For Peterbilt 387The BestFit Rear Hanger for Steer Axle is a durable replacement designed to restore proper suspension alignment and support on heavy-duty...

BESTfit Rear 2 Leaf Z Spring Fits Peterbilt 300 Series 2004 & OlderThe BestFit Rear 2-Leaf Z Spring is a heavy-duty replacement designed to restore suspension strength and flexibility for trucks...

BESTfit Steer Axle Rear Spring Hanger Fits PeterbiltEnsure proper suspension alignment and reliable support with the BestFit Spring Hanger designed specifically for the rear of the steer axle. Built...

BESTfit Side Bar Fits Peterbilt Steer Axle Spring ShackleThe BestFit Side Bar for Spring Shackle is a key suspension component built to handle the demands of heavy-duty driving. It plays a critical...

BESTfit Steer Axle Spring Hanger Fits PeterbiltKeep your suspension system secure with the BestFit Spring Hanger, engineered for heavy-duty use and long-lasting reliability. It ensures the proper...

BESTfit Peterbilt Spring Hanger Replaces 02-01800M001, 3381230AThe BestFit Spring Hanger is engineered to provide durable and reliable support for your truck's leaf spring suspension system. Built to...

BESTfit 3.50 Inch C To C Shackle Side Bar Replaces 02-01154The Bestfit Shackle Side Bar 3.5 Inch is a durable suspension component designed to enhance the performance and stability of your truck's...

BESTfit Front Shackle Hanger Kit Fits PeterbiltWhen your Peterbilt suspension needs dependable replacement parts, the BESTfit 4 Inch Front Shackle Kit has you covered. Designed for 4-inch...

BESTfit 3 Leaf Parabolic Spring W/ 8200 Lb. Capacity Fits Peterbilt 1982-NewerRestore your truck's suspension performance with the BESTfit 4 Inch Wide 3-Leaf Parabolic Spring, compatible with OEM...

BESTfit Driver & Passenger Side Tandem Spring Hanger Bracket Fits Peterbilt 359Ensure your truck's rear suspension stays strong with the BESTfit Rear 4 Spring Tandem Hanger Bracket. Built for...

BESTfit Set Of 6, 4 Inch 4.0 Degree Aluminum Alloy Shims* High Quality Shims* Made Of Aluminum Alloy* Heavy Duty* 4 Inch Width* 4 Degree * 6 1/2 Inch Spring Pad Length * Helps Correct Caster Angle...