Product Details: The ConMet Aluminum PreSet® 10-Stud Mount R Drive Hub ensures you are Ready for the Road Ahead™, being designed for use in R drive long barrel axle applications in Freightliner, Western Star, Kenworth, and Peterbilt trucks. This hub assembly is built for superior strength, reliability, and performance, ensuring that your heavy duty vehicle stays on the road for longer. The hub is constructed with an aluminum hub and wheel, providing both durability and reduced weight for increased fuel efficiency. The use of lightweight materials also results in easier installation and maintenance compared to conventional hub assemblies. With its hub-piloted 10 stud mounting system and stamped ABS ring, it offers superior stability and precision, making it an ideal choice for demanding applications. The hub assembly replacement also features a preset bearing with a rated capacity of 11,500 lbs and gross axle weight rating (GAWR) of 23,000, ensuring exceptional strength and durability. This, along with the included ABS ring, ensures that your vehicle stays on the road with minimal downtime and maximum reliability. FleetPride is your First Click in Heavy Duty®.