This Lower Ball Joint is designed specifically for heavy-duty use, they will handle the toughest work that you can throw at them while delivering excellent performance. This Ball joint has a durable E-Coat Finishing on them to resist corrosion and maintain performance integrity. All of our ball joints and rod ends come pre-greased with premium Chevron Ultra EP2 Grease and are ready to install. Servicing will be done  every 7-10k miles. (A small amount of grease is needed per joint, do not over grease)