Parts: $145 - $213. The average cost for a brake pad and rotor replacement is between $297 to $406. Labor costs are estimated between $152 to $193 while parts are priced between $145 to $213. Get a personalized estimate based on your location and specific car.Estimate does not include taxes and fees.rake rotors should be measured at every brake pad replacement. If found to be at or below the manufacturer's minimum thickness specification, they will require replacement. These measurements should always be noted on your repair order. We recommend braking gently for the first 40 to 50 miles of driving on new pads.