StopTech Select Sport Drilled & Slotted Rear Brake Rotor for 89 96 StopTech Power Slot Slotted Left Front Rotor SPORT SUSPENSION ONLY FOR StopTech Sport slotted rear rotor 326x20mm, Right, Zeckhausen Racing StopTech SportStop Brake Rotors by Power Slot Review SEMA 2013 YouTube. StopTech Slotted Sport Rotors are 1 piece direct replacement brake discs for factory brake systems and stock calipers that look great behind your wheels and offer significantly improved braking performance. The unique slotting aids with heat and brake dust dispersal, prevents glazing of the pads, adds bite and improves wet and dry braking performance. Built to last, the black e coating provides protection from corrosion and the high carbon metallurgy (in most applications) offers quieter operation, better crack resistance and increased performance. This Part Fits: Year Make Model Submodel 2007 2013 Mazda 3 Mazdaspeed 2004 2013 Mazda 3 S 2005 Mazda 3 SP23