Dorman 630-400 Drive Axle Shaft - Rear Left or Rear Right

Dorman 630-400 Rear Axle Shaft Replacement

Dorman 630-400 is a direct replacement axle shaft for select Dodge trucks and SUVs with a 9.25-inch ring gear and 31-spline rear axle setup. It is built from carbon steel and supplied with application-specific components to support a complete axle shaft service on the correct rear left or rear right position.

• Direct replacement for select rear axle applications
• Carbon steel construction for drivetrain service use
• 31-spline solid shaft axle design
• 31.63-inch overall length
• 5-lug wheel pattern with 5 wheel studs and 5 wheel nuts listed in the package contents
• Package contents include axle shaft, wheel studs, wheel nuts, bearing, and seal
• ABS tone ring not included

Vehicle Fitment

• Fits 1985-1993 Dodge D150, rear left or rear right, 9.25 In. Ring Gear; 31 Spline
• Fits 1985-1993 Dodge Ramcharger, rear left or rear right, 9.25 In. Ring Gear; 31 Spline
• Fits 1985-1993 Dodge W150, rear left or rear right, 9.25 In. Ring Gear; 31 Spline
• Fits 1986-1989 Dodge D100, rear left or rear right, 9.25 In. Ring Gear; 31 Spline
• Fits 1986-1989 Dodge W100, rear left or rear right, 9.25 In. Ring Gear; 31 Spline
• Fits 1984 Dodge Ramcharger, rear left or rear right, from 4/02/84, 9.25 In. Ring Gear; 31 Spline
• Fits 1984 Dodge W150, rear left or rear right, from 4/02/84, 9.25 In. Ring Gear; 31 Spline

Detailed Description

This Dorman axle shaft replacement is made for Dodge D150, Dodge Ramcharger, Dodge W150, Dodge D100, and Dodge W100 rear axle service where the original shaft is damaged or the bearings are worn. The solid shaft axle design, 31-spline count, and carbon steel construction match the listed rear axle configurations, while the included bearing and seal support a more complete repair. This part cross-references 4137429 and AXK127 for the same application.

Common Repair Uses

• Broken or bent rear axle shaft replacement
• Noise or vibration caused by worn axle bearings
• Oil leakage at the axle seal area
• Wheel stud or wheel nut service during axle repair
• Restoring rear driveline function on 1984-1993 Dodge D150, Ramcharger, W150, D100, and W100 models

Installation Notes

Verify rear left or rear right position, 9.25-inch ring gear specification, and 31-spline axle count before installation. Confirm the vehicle uses the listed 5-lug configuration and check whether an ABS tone ring is required, since it is not included. Inspect the axle housing, bearing surface, and seal area for wear or damage before assembly.

Quality Assurance

Dorman manufactures direct replacement drivetrain components for service repairs where OE-style fit and application-specific hardware matter. Part number 630-400 is built to replace the original axle shaft on the listed Dodge applications.