Replace your brake hub with Lippert and get a solid, durable iron product that has an 8 on 6.5" bolt pattern with a 4.75" hub pilot and 5/8" stud. This brake drum hub assembly fits a 12-1/4" x 3-3/8" brake on an 8,000-lb. axle. We provide the brake drum with bearing races and wheel studs for your convenience. Our brake assemblies are covered by our limited one-year warranty on all hub components. Please consult your original equipment before purchasing. Be sure to inspect and maintain your equipment periodically for optimal performance.