Dorman 938-166 Drive Shaft - Front

Dorman 938-166 Front Drive Shaft

Restore driveline function on select Dodge Ram trucks with this Dorman drive shaft assembly. Part number 938-166 is a complete, pre-balanced replacement built with steel construction, a 2.5-inch shaft diameter, and a 38-inch drive shaft length for direct front driveline service.

Key Features

• Steel shaft construction for durable driveline service
• Pre-balanced assembly for smoother operation after replacement
• 100% new yokes, tubes, and universal joints
• Slip yoke included
• Greaseable drive shaft design
• Overall length adjustable for fitment alignment
• Drive shaft wall thickness: 0.095 in

Product Details

Dorman 938-166 is a front drive shaft assembly for 2003-2004 Dodge Ram 2500 and 2003-2004 Dodge Ram 3500, plus 2005 Dodge Ram 2500 and 2005 Dodge Ram 3500 with Sales Code DEE and the 6-Speed HD Manual Transmission. This front driveshaft is built as a ready-to-install replacement with new yokes, tubes, and U-joints, helping simplify service on Dodge Ram 2500 and Dodge Ram 3500 driveline repairs. This part cross-references Cardone Reman 65-9538 for the same application.

What It Helps Fix

• Vibration from a worn or out-of-balance front driveshaft
• Clunking or driveline noise from worn U-joints or yokes
• Excess play caused by damaged slip yoke components
• Service issues related to a bent or fatigued steel shaft
• Front driveline failure on Ram 2500 and Ram 3500 trucks

Installation Notes and Tips

Verify front-position fitment before installation and confirm the vehicle matches the listed year, model, and transmission notes. Inspect mating components, driveline angles, and related hardware condition before swapping the shaft. Because this assembly is pre-balanced, avoid altering the shaft or adding unapproved weights during installation.

Quality Assurance

Dorman supplies replacement driveline components engineered for direct-fit service, and this assembly uses all-new major wear components for a complete repair solution. Part number 938-166 is built to replace the original front drive shaft on the listed Dodge Ram applications.