Wheel Offset
Wheel Offset is a fast, free everyday-life calculator. Enter Wheel Diameter (inches), Center Bore (mm) and Wheel Offset (mm) to get an instant, accurate result — complete with the formula, a step-by-step worked example, and answers to common questions, all on one page and private to your browser.
Formula
Backspace = (Diameter÷2) + Offset; Face = (Diameter÷2) - Offset
- Wheel Offset calculator — enter the relevant values above.
Wheel Offset
Enter values to calculate Wheel Offset.
Frequently asked questions
What does Wheel Offset calculate?
Enter the relevant values above to get your Wheel Offset result.