Dorman 630-325 Drive Axle Shaft - Rear Left or Rear Right

OE Replacement Rear Axle Shaft

Dorman 630-325 is a direct replacement axle shaft for select Chevrolet, GMC, and Cadillac rear axle applications. It is built for vehicles with a 9.5-inch ring gear and 6-lug wheels, making it a fit for common rear left and rear right service needs on Silverado 1500, Sierra 1500, Tahoe, Yukon, and Express/Savana platforms.

This axle shaft is made from carbon steel and includes application-specific installation components to support a proper repair. If you are replacing a damaged axle shaft or addressing worn bearings, Dorman 630-325 provides the OE-style dimensions and spline count needed for the listed applications.

Key Features

• Direct replacement axle shaft for select rear axle applications
• Fits rear left and rear right positions on listed vehicles
• Carbon steel construction for driveline service
• 33-spline axle shaft design
• 34.02-inch overall length
• Solid shaft axle type
• Package contents include axle shaft, wheel studs, wheel nuts, bearing, and seal
• ABS tone ring not included

Detailed Description

Dorman 630-325 is engineered as an OE-style drive axle shaft for vehicles using a 9.5-inch ring gear and 6-lug wheel setup. It is listed for rear left and rear right service on 2007-2014 Cadillac Escalade, Escalade ESV, and Escalade EXT; 2007-2014 Chevrolet Suburban 1500, Tahoe, and Avalanche; 2008-2018 Chevrolet Silverado 1500; 2018-2022 Chevrolet Express 2500 and Express 3500; 2019 Chevrolet Silverado 1500 LD; 2007-2014 GMC Yukon and Yukon XL 1500; 2008-2018 GMC Sierra 1500; 2018-2022 GMC Savana 2500 and Savana 3500; and 2019 GMC Sierra 1500 Limited. This part cross-references OE numbers 15812663 and 40103091 for the same application.

Common Repair Uses

• Replacing a bent or damaged rear axle shaft
• Repairing noise or vibration related to axle wear
• Addressing bearing and seal service on the rear axle
• Restoring driveline function after axle spline or shaft damage
• Servicing rear axle assemblies on Silverado 1500, Sierra 1500, Tahoe, Yukon, and Express/Savana models

Installation Notes and Tips

Verify rear left or rear right position, 9.5-inch ring gear configuration, and 6-lug wheel application before installation. Confirm spline count, shaft length, and ABS requirements against the original part, since the ABS tone ring is not included. Inspect the axle housing, bearing surfaces, and seal area during service to help ensure a clean installation on the Chevrolet Silverado 1500, GMC Sierra 1500, and related applications.

Quality Assurance

Dorman manufactures this axle shaft as a direct-fit replacement part for the listed vehicles and configurations. Part number 630-325 is built to match the original equipment application requirements for the specified rear axle service.