Rear Driveshaft Assembly

The USA Standard Gear ZDS105004A is a rear driveshaft assembly meticulously built from high-grade aluminum. The assembly is computer balanced to ensure smooth operation and is maintenance-free, providing a superior alternative to stock driveshafts. This driveshaft assembly has specific fitment for 1999-2005 Chevrolet Silverado 1500 and GMC Sierra models, specifically for 4WD applications. It has a shaft length of 68.25 inches and an overall length of 75.6 inches with a 4.75-inch shaft diameter. The product is built new, and many of its components have been upgraded from original equipment specifications to eliminate known issues and improve durability. Its construction from aluminum contributes to reduced weight compared to steel alternatives, potentially aiding in performance and fuel efficiency. The maintenance-free design means no regular greasing is required, simplifying ownership for the vehicle operator.