Frame & Chassis

BESTfit 1/8 Inch Thrust Angle Shims For Peterbilt With Air Leaf SuspensionThe BESTfit 1/8 Inch Thrust Angle Shim is built to deliver precise thrust angle adjustments for heavy-duty trucks. Designed to improve alignment accuracy, this rugged and reliable...

BESTfit 3.625 To 19.625 Inch Adjustable Leveling Valve Linkage KitThe BESTfit 3.625 to 19.625 Inch Adjustable Leveling Valve Linkage Kit offers a versatile solution for precise suspension adjustments on heavy-duty trucks. Designed to fit a wide range of...

BESTfit Frame-Mount Bump Stop Fits Peterbilt New Low Air Leaf SuspensionsProtect your truck's suspension with the BESTfit Bump Stop, engineered to replace OEM part 01-52865 with precision fit and durability. This bump stop reduces suspension stress by...

BESTfit 6.625 Inch Center To Center U-Bolt Saddle For Peterbilt New Low Air Leaf SuspensionFor Peterbilt New Low Air Leaf Suspensions, the BESTfit 8.125 Inch OAL U-Bolt Saddle Replaces 03-08712 offers durable, high-strength support for low mount air leaf...

BESTfit Air Spring Stud Fits Peterbilt New Low Air Leaf SuspensionThe BESTfit 8.04 Inch Overall Length Air Spring Stud is a premium replacement component designed to perfectly match OEM part number 27-01746. Built for heavy-duty trucks and commercial...

BESTfit Air Spring Stud Fits Peterbilt Low Air Leaf SuspensionKeep your low mount air leaf suspension functioning at peak performance with the BESTfit 1/2-13 & 1/2-20 x 6 Inch Air Spring Stud. This high-quality stud provides precise 1/2-13 and 1/2-20...

BESTfit Single Leaf Z Spring Fits Peterbilt New Low Air Suspension Rear Driver Side* High Quality Z Spring* Fits Low Air Suspension* Rear Driver Side* Single Leaf* 3 Inch Width* Long End 24-1/8* Short End 16 Inch* RB285, MR816 Bushing A End (S.E.)*...

8 X 30 Inch Aluminum Air Tank By BESTfit Fits Peterbilt* High Quality Air Tank* Made Of Polished Aluminum* 30 Inch Total Length* 8 Inch Diameter* 27 Inch Length Weld To Weld* 150 PSI Max* (3) 1/2 Inch Thread Ports In Center* 1/2 Inch Threaded Port In...

BESTfit Front Of Rear Hanger Fits Peterbilt New Low Air Leaf Suspension - Replaces 04088CAThe BESTfit Aluminum Front of Rear Suspension Hanger is a premium replacement part designed to fit OEM numbers 01-52743 and C11-1124. Made from lightweight yet...

U Bolt Top Plate For Peterbilt Low Air Leaf SuspensionThe BESTfit 3.455 x 9.125 x 2.36 Inch U-Bolt Top Plate is a durable replacement designed to fit OEM parts 03-05380 and 03-07677. Made from heavy-duty materials, this top plate provides secure clamping...

BESTfit Round U-Bolt Kit Fits Peterbilt New Low Air Leaf SuspensionsBuilt to replace the OEM 03-08693-365, the BESTfit 22 1.5mm x 84mm x 365mm Round U-Bolt Kit provides a reliable and sturdy solution for securing round springs in heavy-duty truck...

BESTfit Single Leaf Z Spring Fits Peterbilt New Low Air Suspension Rear Passenger Side* High Quality Z Spring* Fits New Low Air Suspension* Rear Passenger Side* Single Leaf * 3 Inch Width* Long End 24-1/8* Short End 16 Inch* RB285, MR816 Bushing A End (S...