DORMAN 946-346 REAR DRIVESHAFT ASSEMBLY (ALLISON TRANSMISSION) (78.8" BED/144.2" WHEELBASE) (2PC. DRIVESHAFT) 2011-2016 GM SILVERADO/SIERRA 2500HD RWD EXTENDED CAB

The Dorman 946-346 Rear Driveshaft Assembly is expertly engineered for the 2011-2016 GM Silverado and Sierra 2500HD models with Allison transmission. Designed for vehicles with an 78.8" bed and a 144.2" wheelbase, this two-piece driveshaft assembly promises exceptional performance and reliability.

Crafted as a direct replacement, this driveshaft is built to meet the original equipment specifications, ensuring a perfect fit without the need for adjustments. Each component is constructed from 100% new materials, eliminating concerns about core charges and return hassles. With its pre-balanced configuration, installation becomes a hassle-free experience, allowing you to get back on the road with minimal downtime.

Designed with serviceability in mind, the Dorman driveshaft features non-staked universal joints, making future maintenance straightforward and efficient. The robust steel construction, coupled with a wall thickness of 0.083 inches, ensures durability, while the 3.5-inch diameter provides optimal strength for demanding driving conditions.

Moreover, this driveshaft is greaseable, offering an added layer of convenience for maintenance and enhancing its longevity. The overall length is adjustable, accommodating slight variations in vehicle specifications, which further simplifies the installation process.

Dorman has a legacy of providing quality automotive solutions, and this driveshaft assembly is no exception. With direct OE numbers for assurance, including GM’s own part numbers, you can trust Dorman’s commitment to excellence in the automotive industry. Experience seamless performance and peace of mind with the Dorman 946-346 Rear Driveshaft Assembly—where quality meets dependability, making your vehicle restoration or repair straightforward and efficient.