Dorman 986-504 Drive Shaft - Rear

Drive Shaft for Buick Encore and Chevrolet Trax

Dorman 986-504 is a complete rear drive shaft assembly for select Buick Encore and Chevrolet Trax models. It is pre-balanced and built with new yokes, tubes, CV joints, and universal joints to simplify replacement and restore driveline function.

Key Features

• Complete drive shaft assembly for rear applications
• Pre-balanced for installation readiness
• 100% new yokes, tubes, constant velocity joints, and universal joints
• Steel shaft construction
• 74.25 in. compressed drive shaft length
• 2 in. shaft diameter
• 0.065 in. wall thickness
• CV joint ends on both sides
• No slip yoke and no axle nut included
• Standard replacement grade

Detailed Description

Dorman 986-504 is a rear drive shaft assembly engineered for 2013-2021 Buick Encore and 2013-2021 Chevrolet Trax models. The assembly uses steel construction and arrives pre-balanced, with CV joints at both ends and universal joints included for a complete driveline replacement. With a compressed length of 74.25 inches and a 0.065-inch wall thickness, this drive shaft is built to match the listed application and support direct replacement service. This part cross-references D86504 for the same application.

What It Helps Fix

• Vibration from a worn or out-of-balance rear drive shaft
• Clunking or driveline noise from worn joints
• Loss of smooth power transfer to the rear axle
• Excess play caused by damaged yokes or shaft components
• Service issues on Buick Encore and Chevrolet Trax rear driveline systems

Installation Notes and Tips

Fits 2013-2021 Buick Encore, rear. Fits 2013-2021 Chevrolet Trax, rear. Confirm the vehicle’s rear driveline configuration and compare the original shaft length, diameter, and end types before installation. Inspect mounting points and surrounding driveline components for wear so the replacement can be installed on a clean, properly aligned system.

Quality Assurance

Dorman supplies this drive shaft as a standard replacement assembly with new major wear components and pre-balanced construction for the listed applications. Part number 986-504 is built to match the specified fitment and driveline requirements for Buick Encore and Chevrolet Trax rear applications.