Gearbox Ratio Calculator

Calculate the car's top speed in the different gears.

Get the gear ratios from
Golf MK2
Golf MK3


Wheel Size: Inch
Tyre Width: mm
Tyre Height: %

Engine Max RPM:

Differential Ratio:
1st Gear Ratio:
2nd Gear Ratio:
3rd Gear Ratio:
4th Gear Ratio:
5th Gear Ratio:
6th Gear Ratio:
Results: