Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Automotive
Wheel Offset Calculator
Calculate wheel offset in millimeters from a wheel's width and backspacing measurement. Used when fitting aftermarket wheels to ensure correct clearance with suspension and bodywork.
Fill in the required fields to see your result.
Automotive
Gear Ratio Calculator
Calculate the gear ratio between two meshing gears using their tooth counts. Useful for designing drivetrains, bicycles, RC vehicles, and any mechanical power-transmission system.
Fill in the required fields to see your result.
Key differences
| Wheel Offset Calculator | Gear Ratio Calculator | |
|---|---|---|
| Category | Automotive | Automotive |
| Inputs required | 2 | 2 |
| Result | Wheel Offset (inches) | Gear Ratio (:1) |
| What it does | Calculate wheel offset in millimeters from a wheel's width and backspacing measurement. Used when fitting aftermarket wheels to ensure correct clearance with suspension and bodywork. | Calculate the gear ratio between two meshing gears using their tooth counts. Useful for designing drivetrains, bicycles, RC vehicles, and any mechanical power-transmission system. |