DORMAN 976-483 REAR DRIVESHAFT ASSEMBLY (ALLISON TRANSMISSION) (78.8" BED/144.2" WHEELBASE) 2017-2018 GM SILVERADO/SIERRA 2500HD 4WD EXTENDED CAB

The DORMAN 976-483 Rear Driveshaft Assembly is engineered for optimal performance and a flawless fit in 2017-2018 GM Silverado and Sierra 2500HD models equipped with Allison transmissions and a 4WD Extended Cab configuration. Measuring 78.8 inches in bed length and featuring a 144.2-inch wheelbase, this assembly provides a seamless replacement for your vehicle's original driveshaft.

Crafted with precision, this driveshaft assembly incorporates 100% new components including yokes, tubes, constant velocity (CV) joints, and universal joints. The direct replacement design ensures adherence to original equipment dimensions, allowing for reliable performance and dependable fit without the hassle of core charges or returns typically associated with used parts.

Installation is hassle-free, thanks to its pre-balanced construction, which minimizes the time and effort required to get your vehicle back on the road. Designed for serviceability, the non-staked universal joints allow for easy future maintenance, meaning you can enjoy peace of mind knowing that this driveshaft is built to last and serviceable down the line.

With a wall thickness of 0.125 inches and an overall shaft diameter of 5 inches made from lightweight yet durable aluminum, this assembly not only meets but exceeds expectations in strength and reliability. While axle nuts and CV joints are not included, the drive shaft comes fully equipped with a slip yoke for straightforward installation.

This DORMAN part is compatible with OE number 84041624 from General Motors, making it an ideal choice for maintaining the integrity and performance of your truck. Enhance your vehicle's drivability with the ultimate replacement driveshaft designed for the demands of heavy-duty use without compromising quality or performance.