Dorman 630-114 Drive Axle Shaft - Rear Left or Rear Right

Rear Axle Shaft Replacement for GM B-Body Applications

Dorman 630-114 is a direct replacement drive axle shaft for select rear-wheel-drive Cadillac, Buick, Chevrolet, Oldsmobile, and Pontiac applications. It is built from carbon steel and supplied with application-specific components to support a proper axle service on the rear left or rear right side.

Key Features

• Direct replacement drive axle shaft for select rear axle applications
• Carbon steel construction for strength and durability
• Solid shaft axle design
• 28-spline axle shaft with 5-lug wheel pattern
• 30.32 in. overall length
• Package includes axle shaft, wheel studs, wheel nuts, bearing, and seal
• ABS tone ring not included

Detailed Product Overview

This Dorman 630-114 axle shaft is engineered for vehicles using a 7.5 in. ring gear and a 5 in. diameter bolt circle. It is a direct OE-style replacement for rear axle service on 1980-1988 Cadillac Brougham, Cadillac Fleetwood, Cadillac DeVille, Buick Century, Buick LeSabre, Buick Regal, Chevrolet Caprice, Chevrolet Impala, Oldsmobile 98, Oldsmobile Custom Cruiser, Oldsmobile Delta 88, Pontiac Bonneville, and Pontiac Catalina applications. This part cross-references OE numbers 22504959 and AXK231 for the same application.

What This Part Helps Address

• Broken or damaged rear axle shaft
• Noise or vibration caused by worn axle components
• Wheel-end issues related to worn bearing and seal surfaces
• Loss of driveline function from axle shaft failure
• Rear axle service needs on GM full-size and intermediate rear-drive platforms

Installation Notes and Fitment

• Fits 1987-1988 Cadillac Brougham, rear left and rear right
• Fits 1982-1988 Cadillac Fleetwood, rear left and rear right
• Fits 1985 Buick Century, rear left and rear right
• Fits 1981-1985 Buick LeSabre, rear left and rear right
• Fits 1983-1985 Chevrolet Caprice, rear left and rear right
• Fits 1983-1985 Chevrolet Impala, rear left and rear right
• Fits 1982-1984 Cadillac DeVille, rear left and rear right
• Fits 1980-1984 Oldsmobile 98, rear left and rear right
• Fits 1982-1983 Buick Regal, rear left and rear right
• Fits 1982-1983 Oldsmobile Custom Cruiser, rear left and rear right
• Fits 1982-1983 Oldsmobile Delta 88, rear left and rear right
• Fits 1980 Pontiac Bonneville, rear left and rear right
• Fits 1980 Pontiac Catalina, rear left and rear right

Verify axle length, spline count, ring gear size, and bolt circle before installation. The ABS tone ring is not included, so confirm the vehicle’s ABS setup before ordering. For Cadillac Brougham, Cadillac Fleetwood, and Chevrolet Caprice rear axle repair, confirm the rear position and axle specifications match the original unit.

Quality Assurance

Dorman manufactures replacement drivetrain components to match original equipment fit and function on listed applications. Dorman 630-114 is built as a direct replacement axle shaft for the specified rear axle configurations.