Frame & Chassis

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 requiring dependable rear spring support. This Z-shaped...

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 to withstand heavy-duty conditions, this spring hanger...

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 role in maintaining the correct positioning of the leaf...

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 positioning of leaf springs, which is vital for consistent...

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 withstand heavy loads and rough road conditions, this...

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 leaf spring system. Engineered for strength and...

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 conventional spring widths, this complete kit includes thick steel...

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 number 201799. Built with durable materials and designed...

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 heavy-duty applications, this bracket securely mounts the rear...

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 Problems * You Will Need To Spread The Load To Prevent...

BESTfit Set Of 6, 4 Inch 2.5 Degree Aluminum Alloy Shims* High Quality Shim* Material: Aluminum* 4 Inch X 2.5 Degree* Set Of 6* Sold As Set* Warranty On Shims Against Defects In Workmanship & Material From Date Of Purchase.*** High Quality Aftermarket...

BESTfit Set Of 6, 4 Inch 3.5 Degree Aluminum Alloy Shims* High Quality Shim* Material: Aluminum* 4 Inch X 3.5 Degree* Set Of 6* Sold As Set* Warranty On Shims Against Defects In Workmanship & Material From Date Of Purchase.*** High Quality Aftermarket...