Dorman 946-061 Drive Shaft - Rear

Overview of Dorman 946-061 Drive Shaft for Chevrolet and GMC Trucks

The Dorman 946-061 drive shaft is engineered for reliable driveline performance in select Chevrolet and GMC heavy-duty trucks. Designed specifically for models like the Sierra 2500 and Silverado 2500 HD, this aluminum drive shaft offers a precise fit and durable construction to maintain drivetrain integrity.

• Constructed from lightweight aluminum shaft material
• Regular grade type for standard performance requirements
• 5-inch shaft diameter ensuring strength and stability
• Overall length of 83.352 inches for exact fitment
• Wall thickness of 0.083 inches for durability
• Non-greaseable design for maintenance-free operation
• Includes one rear driveshaft per package

Detailed Product Description

This Dorman drive shaft, part number 946-061, is crafted from aluminum to provide a balance of strength and reduced weight, which can contribute to improved vehicle efficiency. The 5-inch diameter shaft and 0.083-inch wall thickness are engineered to withstand the torque and rotational forces typical in heavy-duty Chevrolet Sierra 2500 and GMC Sierra 2500 HD trucks. The fixed length of 83.352 inches ensures compatibility without the need for adjustments, simplifying installation and replacement.

Compatible Vehicles and Applications

This drive shaft is compatible with the following makes and models:

• Chevrolet Sierra 2500, Sierra 2500 HD, Sierra 2500 HD Classic
• Chevrolet Silverado 2500, Silverado 2500 HD, Silverado 2500 HD Classic
• GMC Sierra 2500, Sierra 2500 HD, Sierra 2500 HD Classic

It is designed to replace the rear driveshaft in these vehicles, addressing common driveline issues.

Common Issues Addressed by Dorman 946-061 Drive Shaft

• Vibration or shuddering during acceleration or cruising
• Excessive drivetrain noise indicating shaft wear or imbalance
• Worn or damaged drive shaft components causing driveline failure
• Corrosion or fatigue in original equipment drive shafts
• Loss of power transfer efficiency due to shaft deformation

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before removal
• Verify the part number 946-061 matches the original drive shaft
• Check for proper alignment and torque specifications during installation
• Since this is a non-greaseable shaft, no lubrication is required
• Inspect related driveline components such as U-joints during replacement

Quality Assurance and Warranty Information

Dorman manufactures this drive shaft to meet or exceed OEM specifications for fit, form, and function. The aluminum construction is tested for durability under typical operating conditions of Chevrolet and GMC 2500 series trucks. While specific warranty details should be confirmed at the point of purchase, Dorman generally offers limited warranties covering defects in material and workmanship.