Rick's Free Auto Repair Advice

Posts Tagged: slotted drilled rotors

Should you install drilled and slotted rotors?

Why you shouldn’t install drilled and slotted rotors Do drilled rotors provide better braking for street use? Not when used for normal street use The theory behind drilled rotors is that the holes provide more surface area which is supposed to promote better cooling and better braking. However, rotor MASS is what provides heat transfer and better braking. When a rotor is drilled, you’re actually removing mass, and therefore you REDUCE the rotor’s ability to remove heat during braking. And “during braking” is the key term here. In terms of … Read More


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