Dorman 946-044 Drive Shaft - Rear

Durable Aluminum Drive Shaft for Chevrolet and GMC Vehicles

The Dorman 946-044 drive shaft is engineered to provide reliable driveline performance for select Chevrolet and GMC models. Designed with precision, this aluminum drive shaft offers a balance of strength and lightweight construction for vehicles like the Chevrolet Avalanche, Suburban 1500, and GMC Yukon XL 1500.

Key Features of the Dorman 946-044 Drive Shaft

• Constructed from durable aluminum for reduced weight and corrosion resistance
• Regular grade type ensuring dependable performance under standard driving conditions
• 4-inch shaft diameter for optimal torque transfer
• Overall length of 75.625 inches tailored for rear driveshaft applications
• Wall thickness of 0.083 inches providing structural integrity
• Non-greaseable design for maintenance-free operation
• Includes one rear driveshaft per package

Detailed Description and Specifications

The Dorman 946-044 drive shaft is specifically designed for rear driveline use in Chevrolet Avalanche, Suburban 1500, and GMC Yukon XL 1500 models. Its aluminum shaft material reduces overall weight compared to steel alternatives, which can contribute to improved fuel efficiency and reduced drivetrain stress. The 4-inch diameter and 0.083-inch wall thickness provide a solid balance between strength and flexibility, suitable for regular grade applications. This drive shaft is not greaseable and does not feature an adjustable overall length, ensuring a straightforward replacement part that matches OEM specifications.

Common Applications and Problem Resolution

• Replacement for worn or damaged rear driveshafts on Chevrolet Avalanche, Suburban 1500, and GMC Yukon XL 1500
• Addresses vibration issues caused by bent or imbalanced shafts
• Resolves driveline noise related to shaft wear or damage
• Restores proper torque transfer and driveline efficiency
• Prevents further drivetrain component damage due to faulty driveshafts

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before removal
• Verify the part number 946-044 matches the original driveshaft specifications
• Check for proper alignment and balance during installation to avoid vibrations
• Torque all fasteners to manufacturer specifications
• Since this is a non-greaseable shaft, no additional lubrication is required

Quality Assurance and Warranty Information

Dorman manufactures the 946-044 drive shaft to meet or exceed OEM standards for fit, form, and function. The aluminum construction is designed to resist corrosion and provide long service life under normal operating conditions. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship to ensure customer confidence in the product.