DORMAN 946-087 REAR DRIVESHAFT ASSEMBLY (ALLISON TRANSMISSION) (161.5" WHEELBASE) 2001-2006 GM SILVERADO/SIERRA 3500HD 4WD CAB & CHASSIS

The DORMAN 946-087 Rear Driveshaft Assembly is an ideal solution for 2001-2006 GM Silverado/Sierra 3500HD models equipped with Allison transmissions and a 161.5" wheelbase. Designed for those who prioritize quality and performance, this complete driveshaft assembly simplifies the replacement process with its user-friendly, ready-to-install features.

Crafted from 100% new components, the DORMAN driveshaft eliminates the hassle of core charges and returns, ensuring a smooth shopping experience. Its pre-balanced design guarantees effortless installation, allowing you to complete your repairs quickly and efficiently. With dimensions tailored to original equipment specifications, this assembly provides a dependable fit that enhances vehicle dependability.

The robust construction of this driveshaft includes new yokes, tubes, CV joints, and universal joints, delivering superior durability and long-lasting performance. The non-staked universal joints further add to its serviceability, making future maintenance a breeze. Measuring 99.75 inches in length with a wall thickness of 0.083 inches and a 3.5-inch diameter, this driveshaft is engineered to withstand the demands of 4WD applications, ensuring reliable power transfer from the transmission to the wheels.

With a direct OE cross-reference part number 25857884, the DORMAN 946-087 Rear Driveshaft Assembly seamlessly integrates with existing systems, making it a smart investment for any truck enthusiast or professional mechanic. Elevate your vehicle’s performance by choosing a driveshaft that combines top-notch engineering, ready-to-install convenience, and long-term serviceability—all in one package. Whether for work or play, trust DORMAN to deliver the quality and reliability you deserve.