Dorman 986-660 Drive Shaft - Rear

Dorman 986-660 Rear Drive Shaft

Restore driveline function on the rear of a 2016-2020 Buick Envision with the Dorman 986-660 drive shaft assembly. This complete replacement arrives pre-balanced and built with new yokes, tubes, CV joints, and universal joints for a direct service replacement.

Key Features

• Complete rear drive shaft assembly for the Buick Envision
• Pre-balanced for smoother operation after installation
• 100% new yokes, tubes, constant velocity joints, and universal joints
• Bolt-on end connections for straightforward replacement
• Steel shaft construction with a 2.75 in shaft diameter
• 64.75 in compressed drive shaft length and 0.07 in wall thickness
• Standard replacement grade for OE-style service work
• Compatible with rear-position applications only

Detailed Description

Dorman 986-660 is a rear drive shaft assembly engineered for 2016-2020 Buick Envision models. It is built as a complete unit with new tubes, yokes, CV joints, and universal joints, then pre-balanced to reduce the need for additional setup before installation. The bolt-on end design supports direct replacement service, while the steel shaft construction provides the strength expected in a driveline component. This part cross-references GM OE numbers 23212622 and 84023107 for the same application.

For shoppers searching for a rear drive shaft for 2016 Buick Envision, a 2017-2020 Buick Envision rear driveshaft replacement, or Dorman 986-660 for Buick Envision driveline repair, this assembly matches the confirmed rear fitment listed here.

What It Helps Address

• Driveline vibration from a worn or out-of-balance shaft
• Clunking or driveline noise from damaged joints or yokes
• Service issues caused by worn CV joint components
• Replacement needs after shaft tube or connection wear
• Rear driveline repair on Buick Envision models

Installation Notes and Tips

Verify rear-position fitment before ordering. Confirm the compressed length of 64.75 in, bolt-on end type, and shaft diameter match the original assembly. Inspect mating flanges and surrounding driveline components during installation, and follow factory service procedures for torque and alignment. Because this is a complete assembly, it is intended to replace the existing rear drive shaft rather than rebuild it.

Quality Assurance

Dorman supplies this as a standard replacement driveline assembly built from new components and pre-balanced for service use. Part number 986-660 is listed for 2016-2020 Buick Envision rear applications and cross-references GM OE numbers 23212622 and 84023107.