Donut Tire Inflation: How Much to Inflate for Safe Driving and Optimal PSI

Inflating a space-saver or donut tire requires about 60 PSI. Low PSI can cause tire damage. A fully inflated donut tire is a temporary solution, allowing you to drive up to 100 miles at speeds not exceeding 55 mph. Always check the manufacturer’s guidelines for the most accurate information. Proper donut tire inflation enhances handling, … Read more

How Much to Compensate for Inflating Hot Tires: PSI Adjustments and Tips

When driving in hot weather, tire pressure rises. To compensate, set your tires 4 to 5 PSI above the recommended cold PSI after highway driving. This adjustment helps maintain optimal tire performance and safety. Always check tire pressure when they are cold for the most accurate measurement. A general guideline is to reduce the tire … Read more

ST145/R12 Tire Inflation: How Much Air Pressure for Optimal Trailer Performance?

The ST145R12 tire should be inflated to a maximum of 65 PSI. Proper inflation ensures safety and optimal towing performance. Under-inflated tires can overheat and fail. Always check the sidewall of the tire for the manufacturer’s recommendations and ensure the correct load range and capacity are maintained. Regularly checking tire pressure is essential, especially before … Read more

How Much Tire Overinflation is Safe? Risks, Effects, and Acceptable Limits

You can safely over-inflate tires by up to 10% above the recommended PSI. For example, if your tire’s recommended PSI is 35, inflating it to 38 PSI is acceptable. Going beyond this limit increases the risks of tire wear, reduced traction, and blowouts. Always follow the manufacturer’s guidelines for tire pressure. Effects of overinflation also … Read more