Dorman 630-139 Drive Axle Shaft - Rear Left or Rear Right

Dorman 630-139 Rear Axle Shaft for Classic GM

Dorman 630-139 is a direct replacement drive axle shaft for select rear applications on classic Chevrolet models. It is built for vehicles with a 12-bolt cover and uses application-specific installation components to restore axle function after shaft damage or worn bearings.

Key Features

• Direct replacement drive axle shaft for rear left or rear right positions
• Solid shaft axle construction in carbon steel
• 30-spline design with 10-hole and 10-wheel lug configuration
• Length: 29.13 in.
• Package contents include axle shaft, wheel studs, wheel nuts, bearing, and seal
• No ABS tone ring installed

Detailed Description

This Dorman axle shaft is engineered to replace the original equipment on select Chevrolet Camaro, El Camino, Malibu, Monte Carlo, and Nova applications. The Dorman 630-139 is intended for rear axle service where the original shaft has been damaged or the bearing has worn out, and it matches the specified solid-shaft axle layout for the listed vehicles. This part cross-references Monroe Shocks & Struts (e.g., 3969349, AXK181) for the same application.

Compatible With 1965-1972 Chevrolet El Camino, rear left or rear right; 1965-1967 Chevrolet Malibu, rear left or rear right; 1967-1969 Chevrolet Camaro, rear left or rear right; 1970-1971 Chevrolet Nova, rear left or rear right; and 1970-1972 Chevrolet Monte Carlo, rear left or rear right. Use this axle shaft when servicing a rear axle assembly that requires a 12-bolt cover, with round-cover exclusions noted in the fitment data.

What It Helps Fix

• Broken or bent rear axle shaft
• Noise or roughness from a worn axle bearing
• Axle seal leakage at the wheel end
• Loss of proper wheel support from damaged axle components
• Driveline service needs on classic Chevrolet rear axle assemblies

Installation Notes and Tips

Verify rear left or rear right placement, 12-bolt cover application, and the vehicle notes before installation. Confirm spline count, shaft length, and axle housing details against the original part to ensure proper fit. Inspect the bearing and seal surfaces during service, and replace worn mating components as needed for a complete repair.

Quality Assurance

Dorman manufactures this axle shaft as a direct OE-style replacement for the listed applications, with application-specific components included for the repair. The part number is 630-139.