AU Ford Falcon - SPUD Project

Speedometer Reading Calculator

Speedometer Reading Calculator

Speedometer Reading Calculator - Results

All fields are optional, but nonsensical inputs will be ignored e.g. original tyre size without a new tyre size specified.

Original Tyre Size (XXX/XXRXX):
New Tyre Size (XXX/XXRXX):
Original Differential Ratio:
New Differential Ratio:
Original Gear teeth
New Gear teeth:

Results

Tyre Change (%)
Diff Change (%)
Teeth Change (%)
Total Change (%)

Readings Table

Original Speed	New Reading

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