Keep your trailer hub protected with this reliable 3.5K trailer axle grease seal. Designed to help prevent grease leaks and keep dirt, water, and debris out of the hub, this seal supports smooth bearing performance and longer axle life. Ideal for 3,500 lb trailer axles used on utility, cargo, dump, and equipment trailers. Durable construction ensures a secure fit and dependable sealing performance for everyday towing applications.