Lighten up with Wilwood Ultralite 32 vane drilled rotors. Racing and rotors need the correct balance of weight and heat management. ULD 32 rotors provide the ultimate balance of lowest weight and the ability to effectively manage heat. Wilwood drilled iron rotors offer decreased rotating weight and better handling to give you quicker deceleration under braking and quicker acceleration out of the corners. In racing lighter is better, so choose an effective lightweight option for your sprint, late model, modified, or other competition car; choose Wilwood Ultralite 32 vane drilled rotors.