The product is an 18-4832 Front Driver Left Caliper kit for Dodge Ram 1500 and Durango vehicles. The kit includes a floating caliper with a piston size of 2.12 inches and is a direct replacement part. The caliper comes in a silver color with a zinc plated finish and includes mounting hardware. It is a custom bundle with a limited lifetime manufacturer warranty. The caliper is made of cast iron and is designed for the front right side of the vehicle..