eLINE™ Plain 1-Piece Front Brake Rotor (ERE-40072) by R1 Concepts®. Quantity: 1 Per Pack. eLINE Series Brake Rotors provide high-quality stopping power at a low and affordable cost. With R1 state-of-the-art technology, you don’t need to choose between performance and budget: it’s all there in a single package. Your brake rotors will last longer, cost you less, and ensure your vehicle’s safety for thousands of miles to come. R1 Concepts blanc replacement rotors are not drilled or slotted, but offer equal quality as your OEM rotors but at an affordable price. Brake Rotor Coating is designed to disappear in the area that the brake pads contact the rotor.