Dorman 630-118 Drive Axle Shaft - Rear Left or Rear Right

Dorman 630-118 Rear Axle Shaft

Dorman 630-118 is a direct replacement drive axle shaft for select rear-wheel-drive Buick, Chevrolet, Oldsmobile, and Pontiac applications. It is built from carbon steel and supplied with application-specific components to match the original axle shaft setup on the vehicle.

• Direct replacement drive axle shaft for select rear left and rear right applications
• Carbon steel construction for axle service durability
• 30-spline solid shaft axle design
• 31.8 in. overall 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

Fitment and Application Details

This axle shaft is built for vehicles using a 30-spline rear axle with 8.5 in. or 8.625 in. ring gear configurations, depending on application. It fits 1991-1996 Buick Roadmaster, rear left and rear right; 1989-1996 Chevrolet Caprice, rear left and rear right; 1989-1992 Oldsmobile Custom Cruiser, rear left and rear right; 1989-1990 Buick LeSabre, rear left and rear right; 1989 Buick Century, rear left and rear right; and 1989 Pontiac Safari, rear left and rear right. Dorman 630-118 also cross-references AXK233 for the same application.

What This Axle Shaft Helps Address

• Broken or damaged rear axle shaft
• Noise or vibration from worn axle components
• Wheel-end issues caused by bearing or seal wear
• Loss of driveline function from axle shaft failure
• Service needs on rear left or rear right axle positions

Installation Notes

Verify spline count, ring gear size, axle position, and vehicle year before installation. Confirm whether the vehicle uses the rear left or rear right application listed for your Buick Roadmaster, Chevrolet Caprice, Oldsmobile Custom Cruiser, Buick LeSabre, Buick Century, or Pontiac Safari. Check ABS requirements separately, since the tone ring is not included.

Quality Assurance

Dorman manufactures this axle shaft as a direct OE-style replacement for the listed applications, with vehicle-specific components included for proper service fitment. Part number 630-118 is engineered to replace the original axle shaft on the confirmed vehicles above.