How to Check Your Donut Tire PSI for Optimal Performance
P.S.I. (Pounds per Square Inch) is a measure of air pressure in a tire. It is important to maintain the correct P.S.I. in order to ensure your vehicle’s tires are properly inflated and running at optimal performance. The P.S.I for donut tires, also known as spare tires, should be the same as the other tires…