Dorman 946-981 Drive Shaft - Rear

Durable Drive Shaft for BMW 540i

The Dorman 946-981 drive shaft is engineered to provide reliable driveline performance for your BMW 540i. Constructed from steel with included CV joints, this drive shaft offers a balance of strength and flexibility to maintain smooth power transfer.

• Made from durable steel shaft material
• Includes constant velocity (CV) joints for smooth operation
• Regular grade type suitable for standard driving conditions
• 58.5 inches overall length with adjustable length feature
• 2.5 inch shaft diameter and 0.083 inch wall thickness for strength
• Slip yoke not included
• Greaseable drive shaft: No
• Axle nut not included
• Package contains one drive shaft

Product Details and Specifications

The Dorman 946-981 drive shaft is designed specifically for the BMW 540i, ensuring compatibility and optimal fitment. Its steel construction provides the necessary durability to withstand the torque and rotational forces generated by the vehicle’s drivetrain. The included CV joints allow for consistent power delivery even during suspension movement and steering changes. With an overall adjustable length of 58.5 inches, this drive shaft can be fine-tuned for precise installation. The 2.5 inch diameter and 0.083 inch wall thickness contribute to the shaft’s structural integrity without adding unnecessary weight.

Common Applications and Problem Resolution

• Replacement for worn or damaged drive shafts on BMW 540i models
• Addresses vibration or noise issues caused by failing CV joints
• Restores smooth power transfer and driveline performance
• Corrects driveline imbalance due to bent or warped shafts
• Suitable for routine maintenance or drivetrain repairs

Installation Notes and Tips

When installing the Dorman 946-981 drive shaft on a BMW 540i, ensure the shaft length is properly adjusted to match the vehicle’s specifications. Since the axle nut is not included, use the existing hardware or source the correct nut separately. Verify that the CV joints are properly lubricated and free of damage before installation. This drive shaft does not require greasing during installation, simplifying the process.

Quality Assurance and Warranty

Dorman manufactures this drive shaft to meet or exceed OEM standards for fit, form, and function. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship. This ensures confidence in the durability and reliability of the 946-981 drive shaft for your BMW 540i.