Dorman 986-489 Drive Shaft - Rear

Dorman 986-489 Drive Shaft for Mercedes-Benz

Dorman 986-489 is a complete rear drive shaft assembly for select Mercedes-Benz applications. It arrives pre-balanced and ready to install, with new yokes, tubes, CV joints, and universal joints to support a direct replacement on the vehicle.

Key Features

• Complete drive shaft assembly for rear driveline service
• Pre-balanced for installation readiness
• 100% new yokes, tubes, constant velocity joints, and universal joints
• Steel shaft construction
• Bolt-on end connections at both ends
• 62.25 in. compressed drive shaft length
• 2.5 in. shaft diameter with 0.083 in. wall thickness
• Standard replacement grade
• Compatible With 1990-1992 Mercedes-Benz 300E, rear, to VIN B540393
• Compatible With 1987-1989 Mercedes-Benz 260E, rear, to VIN B540393

Detailed Description

This Dorman drive shaft replacement is built for rear driveline service on Mercedes-Benz 300E and Mercedes-Benz 260E applications listed above. Part number 986-489 is engineered as a complete assembly, which helps simplify replacement when the original shaft is worn, damaged, or out of balance. The steel construction, bolt-on ends, and fixed 62.25 in. compressed length support a straightforward OE-style replacement for the specified vehicles.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Fix

• Driveline vibration from a worn or unbalanced shaft
• Clunking or driveline noise from damaged joints
• Excess play caused by worn yokes or shaft components
• Failure from corrosion, fatigue, or impact damage
• Rear driveline service needs on Mercedes-Benz 300E and 260E models

Installation Notes and Tips

Verify vehicle fitment by year, model, rear position, and VIN note before installation. Confirm the 62.25 in. compressed length and bolt-on end type match the original driveline configuration. Inspect related driveline mounting points and hardware condition during replacement, and follow factory service procedures for torque and alignment.

Quality Assurance

Dorman supplies this drive shaft as a standard replacement assembly with new internal and external driveline components. The pre-balanced design supports installation on the specified Mercedes-Benz applications without additional shaft rebuilding.