The Toyota 4 Runner 1989-1996 Front Single Brake Caliper Seal & Piston Rebuild Repair Kit by Brake Caliper Solutions is a high-quality aftermarket branded product manufactured in Spain. This kit includes caliper pistons, seals, and a caliper repair kit for a left or right front single wheel set. The piston diameter is 43mm, made of steel, and coated with electroless nickel for durability. With a manufacturer warranty of 1 year, this kit is designed to provide reliable braking performance for your vehicle. Upgrade your braking system with this premium brake caliper seal and piston rebuild repair kit.