This video shows you how to inspect a car for highway miles. This is a must do inspection before you buy a used car. There are 5 different areas that you need to inspect. Brake pedal wear, seat belt wear, radiator fins, the front fascia of the hood and the headlights. You are looking at what is called road rash or micro chipping which is small rocks chipping away at the factory paint. This is a Toyota 4runner with 320,000 miles on it with the original engine and transmission.