car info what does tire inflation mean?
Normal inflation on most cars is 32psi (pounds per square inch)
It is the air pressure in the tire, this affects how the car handles and gas mileage. There is a pressure cast into the sidewall, usually 36 PSI MAX. this is NOT the pressure required by the car, the real tire pressure is listed on a sticker on the drivers door frame, Put this much pressure in the tire.