Dorman 986-436 Drive Shaft - Rear

Drive Shaft for 2005 Cadillac STS Rear

This Dorman drive shaft assembly is built for the rear of the 2005 Cadillac STS and is pre-balanced for installation. Part number 986-436 includes new yokes, tubes, CV joints, and universal joints as specified by the manufacturer, making it a direct replacement option for driveline service.

Key Features

• Fits 2005 Cadillac STS, rear, to VIN 50206730
• Complete drive shaft assembly for driveline replacement
• Pre-balanced for smoother operation after installation
• Steel shaft construction with 2.5 in diameter and 0.083 in wall thickness
• Compressed length: 57.125 in; overall drive shaft length: 57.125 in
• End 1 type: CV joint; end 2 type: triprong
• 100% new yokes, tubes, CV joints, and universal joints per manufacturer description
• Dorman part number 986-436

Detailed Description

Dorman 986-436 is a rear drive shaft assembly for the 2005 Cadillac STS, built to replace the original driveline component with a pre-balanced steel unit. The assembly measures 57.125 inches in length and uses a CV joint on one end and a triprong connection on the other, with a 2.5-inch shaft diameter and 0.083-inch wall thickness. This part number 986-436 is a practical choice when servicing a worn or damaged Cadillac STS driveshaft and restoring proper driveline function.

This part cross-references OE number 15147146 for the same application.

What This Part Helps Address

• Driveline vibration from a worn or out-of-balance shaft
• Noise caused by damaged CV joints or universal joints
• Loss of smooth power transfer to the rear axle
• Failure from cracked, bent, or fatigued shaft tubing
• Fitment issues on a rear 2005 Cadillac STS driveshaft replacement

Installation Notes and Tips

Verify vehicle fitment by confirming the 2005 Cadillac STS rear application and the VIN break note to 50206730 before ordering. Inspect mating components, flange condition, and driveline mounts during replacement. Because this assembly is not adjustable and does not include a slip yoke, confirm the original configuration matches the listed end types and compressed length before installation.

Quality Assurance

Dorman supplies this drive shaft as a complete replacement assembly with new yokes, tubes, CV joints, and universal joints, and it is pre-balanced for installation. Part number 986-436 is built to match the listed rear application for the 2005 Cadillac STS.