Dorman 630-417 Drive Axle Shaft Assembly - Front Inner

Dorman 630-417 Drive Axle Shaft Assembly

Dorman 630-417 is a direct replacement drive axle shaft assembly for select front inner applications. It is built for vehicles with a damaged axle shaft or worn bearings and arrives ready for installation on the listed applications.

Key Features

• Direct replacement axle shaft assembly for select transaxle applications
• Rust resistant coating helps protect the shaft surface
• Constructed from SAE 1541 H material
• 26 inboard spline count and 26 outboard spline count
• Compressed length and overall length: 311+/-1 mm
• Compatible with front inner positions on select Buick Enclave, Chevrolet Trailblazer, GMC Envoy, GMC Envoy XL, GMC Envoy XUV, and Oldsmobile Bravada models
• Part number: 630-417

Detailed Description

This Dorman axle shaft assembly is engineered as an OE-style replacement for select front inner driveline applications. It is a practical solution when the original axle shaft is damaged or when bearing wear has affected driveline operation. The assembly uses SAE 1541 H material, includes a rust resistant coating, and matches the specified 311+/-1 mm length for the listed vehicles. This part cross-references OE number 12479125 for the same application. Part number 630-417 is used on select 2002-2009 Chevrolet Trailblazer and GMC Envoy models, along with Buick Enclave, GMC Envoy XL, GMC Envoy XUV, and Oldsmobile Bravada applications.

What It Helps Fix

• Clicking or vibration from a worn front inner axle shaft
• Axle shaft damage from road impact or driveline wear
• Noise related to bearing wear in the axle assembly area
• Loss of smooth power transfer through the front driveline
• Corrosion concerns on the shaft surface

Installation Notes

Verify the vehicle’s year, make, model, and front inner position before ordering. This assembly does not include wheel studs, brake hardware, brake dust shield, brake backing plate, axle shaft seal, hub bearing, or ABS sensor ring. Confirm spline count, shaft length, and transaxle configuration against the original part before installation. For fitment, this part is listed for 2008-2009 Buick Enclave, front inner; 2002-2009 Chevrolet Trailblazer, front inner; 2002-2009 GMC Envoy, front inner; 2002-2006 Chevrolet Trailblazer EXT, front inner; 2002-2006 GMC Envoy XL, front inner; 2004-2005 GMC Envoy XUV, front inner; and 2002-2004 Oldsmobile Bravada, front inner.

Quality Assurance

Dorman replacement driveline components are built to match the original equipment application details listed for the vehicle. This axle shaft assembly is specified with the correct spline counts, length, and material for the confirmed fitment range.