eLINE Series Drilled and Slotted Front Brake Kit with Performance Off-Road/Tow Brake Pads (WHVH1-54005) by R1 Concepts®. eLINE Series Brake Rotors provide high-quality stopping power at a low and affordable cost. Your brake rotors will last longer, cost you less, and ensure your vehicle's safety for thousands of miles to come. Cross-Drilled and Diamond-Slotted rotors provide the maximum benefits in stopping power, durability, and performance. Made of ceramic materials that are pressure-adhered within the brake-pad compound, ceramic brake pads are quieter and smoother. For vehicles that stop on a dime - without any unpleasant sounds - ceramic brake pads offer the best.