Tire air volume
3 posts
Cover Tire Internal Air Volume by Size: Estimation and Calculation
Learn how to estimate the internal air volume of a tire from its sidewall markings, including width, aspect ratio, and rim diameter. Use simple torus approximation and practical examples to understand how many gallons or liters of air fit inside common tire sizes.
Bicycle Tire Air Volume: Estimation and Calculator
Estimate bicycle tire air volume in liters from the ETRTO size on the sidewall. Includes the torus formula, worked examples, a size table and the limits of the estimate.
How Much Air Pressure Should a Bicycle Tire Have?
How to read the PSI, bar and size markings on a bicycle tire sidewall, choose a pressure for your width and load, and understand tire volume and geometry.