Rotors are fully coated, including inside the vanes. Bolt on upgrade for stock brakes, no modifications necessary Engineered to work together to increase stopping power, improve durability & prevent rust The aluminum silver color of GEOMET integrates perfectly with the style and design of today’s open alloy wheels Brake rotors are fully coated, including inside the vanes to extend rotor life, to maintain that great look behind open wheels Evolution Coated rotors are manufactured with Tru-Cast technology