Dorman 630-144 Drive Axle Shaft - Rear Left or Rear Right

Dorman 630-144 Rear Axle Shaft Replacement

Dorman 630-144 is a direct replacement axle shaft for select Chevrolet and GMC rear axle applications. It is built for vehicles with a solid shaft axle and comes with application-specific installation components to match the original equipment setup.

Key Features

• Direct replacement axle shaft for select rear axle applications
• Solid shaft axle design
• Carbon steel construction
• 30 spline quantity
• 30.87 in. length
• 5 wheel lug and 5 hole configuration
• Package contents include axle shaft, wheel studs, wheel nuts, bearing, and seal
• ABS tone ring not included

Detailed Description

This Dorman axle shaft, part number 630-144, is made for rear left and rear right positions on select 1998-2005 Chevrolet Blazer and GMC Jimmy models, as well as 1998-2003 Chevrolet S10 and GMC Sonoma models with Positraction and 8.5 in. or 8.625 in. ring gear setups, including ZR2 high wider package applications. The carbon steel shaft is built to replace a damaged original axle shaft or one affected by worn bearings, restoring proper rear axle function with OE-style fitment. This part number 630-144 is a practical replacement choice when servicing Chevrolet Blazer, GMC Jimmy, Chevrolet S10, or GMC Sonoma rear axle assemblies.

Common Repair Reasons

• Broken or damaged rear axle shaft
• Noise or vibration from worn axle bearings
• Oil leakage at the axle seal area
• Wheel stud or wheel nut service during axle repair
• Rear axle service on Positraction-equipped vehicles

Installation Notes

Verify axle position, ring gear size, and RPO code before ordering. This axle shaft is listed for rear left and rear right applications only, and the ABS tone ring is not included. Confirm spline count, length, and wheel lug configuration against the original part before installation. The included bearing and seal support a complete axle service, but final assembly should follow the vehicle service manual for torque and setup specifications.

Quality Assurance

Dorman supplies direct replacement drivetrain components engineered to match original equipment fit and function on the listed applications. Part number 630-144 is built for the specified Chevrolet and GMC rear axle configurations and includes the application-specific components needed for the repair.