UltraHC™ Plain Vented Front Driver Side Brake Rotor (UR001996) by Winhere Brake Parts®. Quantity: 1 Per Pack. UltraHC™ contains a higher carbon content than standard rotors which in turn provides enhanced noise dampening, heat reduction, and resistance to fade and cracking. These higher quality brake rotors provide better performance and safety for all cars under all driving conditions. Full coated helps protect the rotor from corrosion and is ready to install right out of the box using the highest quality materials and the most advanced technology, they leave the competition behind. The right fit that matches OE to make installation easy every time.