The bike tyre pressure calculator

Get a front and rear tyre pressure in psi and bar based on your tyre, weight, rim width and surface.

The free tyre pressure calculator gives you a starting point for front and rear pressures.

1. Find your tyre

   Search for your tyre, or pick a size.

2. Add your setup

   Enter your weight and rim width, and choose tubes or tubeless.

3. Read your pressures

   You will get front and rear pressures in psi and bar for each surface. It works for road, gravel, mountain, hybrid and touring bikes.

Last updated 31 October 2026