Dorman 630-145 Drive Axle Shaft - Rear Left or Rear Right

Dorman 630-145 Rear Axle Shaft

Dorman 630-145 is a direct replacement drive axle shaft for select Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 HD applications. It is built for rear left and rear right positions on vehicles with an 11.5 in. ring gear, using a solid shaft axle design and carbon steel construction.

When the original axle shaft is damaged or the bearings are worn, this replacement helps restore proper rear axle function on compatible Chevrolet Silverado and GMC Sierra heavy-duty trucks. The Dorman 630-145 axle shaft is made to match the original equipment layout for the listed applications.

• Direct replacement drive axle shaft for select GM heavy-duty trucks
• Solid shaft axle design
• Carbon steel construction
• 30-spline axle shaft
• 8-hole, 8-lug wheel pattern
• 35.95 in. overall length
• ABS tone ring not included
• Cross-reference part numbers: 4003201, 12471486

Detailed Product Overview

This axle shaft is engineered for rear axle service on 2001-2009 Chevrolet Silverado 2500 and Silverado 2500 HD models, 2001-2004 Chevrolet Silverado 3500, 2004-2007 Chevrolet Silverado 3500, 2007 Chevrolet Silverado 3500 Classic and Silverado 3500 HD, plus 2008-2009 Chevrolet Silverado 3500 and Silverado 3500 HD. It also fits 2001-2004 GMC Sierra 2500, 2001-2009 GMC Sierra 2500 HD, 2004-2006 GMC Sierra 3500, 2007 GMC Sierra 2500 HD Classic and Sierra 3500 Classic, and 2007-2009 GMC Sierra 3500 HD. Use this Dorman 630-145 axle shaft when replacing a worn or damaged rear axle shaft on the listed Chevrolet Silverado and GMC Sierra applications.

What This Part Helps Fix

• Broken or bent rear axle shaft
• Noise from worn axle-related components
• Rear wheel drive issues caused by shaft damage
• Axle service needs after bearing wear
• Loss of proper rear axle operation in heavy-duty GM trucks

Installation Notes and Fitment Tips

Verify rear left or rear right position before ordering. Confirm the vehicle uses an 11.5 in. ring gear and matches the listed year, make, model, and GVW or Positraction notes where shown. This part is a direct replacement axle shaft, but ABS tone ring hardware is not included, so reuse or source the correct vehicle-specific components as needed for the application.

Quality Assurance

Dorman supplies application-specific replacement parts for OE-style fit and function. Part number 630-145 is built to replace the original axle shaft on the listed Chevrolet Silverado and GMC Sierra trucks, with construction and dimensions matched to the specified applications.