For peace of mind on the road, replace your brake hub with Lippert. This brake drum hub assembly fits a 3,500-lb. axle. It's made from solid, durable iron and has a 5 on 4.5" bolt pattern with a 1/2" stud. All our brake hub assemblies come with a limited one-year warranty on the hub components. Please consult your original equipment before purchasing. Be sure to inspect and maintain your equipment periodically for optimal performance.