StopTech 126.45035SL Power Slot fits Mazda 89-93 Miata SportStop Slotted Rear Left Rotor. 1990-1993 Mazda Miata Base. 1993 Mazda Miata LE. 1991 Mazda Miata SE. The unique slotting aids with heat and brake dust dispersal, prevents glazing of the pads, adds bite and improves wet and dry braking performance.