# Tools

> 6 online calculators and selection tools.

- [Sprocket Gear Ratio Calculator](https://motorsikletparcasi.com/en/tools/gear-ratio-calculator): Calculates the final drive ratio from sprocket teeth, the speed and rpm effect of a sprocket change, and the theoretical speed at a given rpm.
- [Motorcycle Tyre Size Calculator](https://motorsikletparcasi.com/en/tools/tire-size-calculator): Calculates overall diameter and circumference from a tyre size and the speedometer error between two tyres.
- [Chain Length (Link Count) Calculator](https://motorsikletparcasi.com/en/tools/chain-length-calculator): Calculates the number of chain links needed from sprocket teeth and centre distance, and the resulting axle position.
- [Motorcycle Fuel Consumption Calculator](https://motorsikletparcasi.com/en/tools/fuel-consumption-calculator): Calculates L/100 km, km/L, mpg, cost per km, tank range and trip cost from distance and fuel used.
- [Motorcycle Service Interval Calculator](https://motorsikletparcasi.com/en/tools/maintenance-interval-calculator): Works out when oil, filters, spark plug, chain, brakes and CVT belt are next due from current mileage and the last service, using general intervals.
- [Motorcycle Tyre Pressure Guide](https://motorsikletparcasi.com/en/tools/tire-pressure-guide): General front/rear tyre pressure ranges (bar/psi) by motorcycle class, with a bar–psi–kPa converter.

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- Source page: https://motorsikletparcasi.com/en/tools
- Last updated: 2026-10-08
- Türkçe sürüm: https://motorsikletparcasi.com/araclar.md
- Site overview: https://motorsikletparcasi.com/en/llms.txt
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