Compatible with: Fit 10" X 2-1/4" electric and hydraulic trailer Brake for 3,500lbs trailer axles; Only works on models replaces for L68149 inner cone and replaces for L44649 outer cone bearings;
Product Process: The brake drum is made of high-quality gray cast iron with a rust-resistant coating. The bearings are robust and durable, with a long use time
Production and installation: Strictly follow automotive standards and comply with the G3000 standard in the US.