Note: XJXParts is not related to any product or model code such as ‘xjx-400’, ‘xjx-212’, or other similar terms. Our focus is exclusively on differential and drivetrain technology.

Crown Wheel and Pinion Ratio Calculator

The crown wheel and pinion are essential components of the differential system in a vehicle. The crown wheel is a gear attached to the differential carrier, while the pinion is a smaller gear connected to the drive shaft.
The speed ratio of a crown wheel and pinion can be calculated using the formula: Speed Ratio = Number of Teeth on Crown Wheel / Number of Teeth on Pinion. This formula helps determine the rotational speed of the wheels based on the engine speed and gear ratio.

Calculate the speed ratio you need!

The following table provides the corresponding information for the speed ratio you may need:

Ring Gear and Pinion Teeth Ratio Chart

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