AERODM Six Piston calipers were designed for the specific purpose of providing a direct mount, large capacity braking solution with large diameter rotors for heavy weight and extreme duty vehicles. For trucks and SUV's, it provides big stopping power for towing, off-road, and enhanced braking with wheel and tire upgrades. Kits listed for specific vehicles are fully compatible with OE master cylinder output and ABS function. OEM style 1 piece 13.38 in to 13.56 in diameter rotors provide maximum cooling for sustained high heat durability.