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Motocross Track-Day Tools

Simple tools that solve real pit and planning problems. Calculators show their assumptions; checklist/setup data stays in your browser.

Calculate oil volume from fuel quantity and your chosen premix ratio.

Calculate static sag, rider sag and rider-sag percentage from your measurements.

Compare current and proposed front/rear sprockets and see the percentage gearing change.

Estimate tow fuel, rider/gate fees, camping, food and miscellaneous trip cost.

A phone-friendly checklist that saves your progress locally in the browser.

Save tire pressure, sag, clickers, gearing and track-condition notes locally on your device.