WheelMark tools
Useful answers before your next ride.
Small, practical calculators for the parts and habits that keep a bike feeling good.
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free tools
Chain care
Chain wear calculator
Estimate when to measure your chain based on mileage, drivetrain speed, riding conditions, and cleaning habits.
Ride-ready care
Bike maintenance schedule
Build a practical bike maintenance rhythm around your bike type, weekly distance, and riding conditions.
Setup helper
Tyre pressure calculator
Get a starting front and rear tyre pressure estimate from system weight, tyre width, setup, and surface.
Wear tracking
Component mileage calculator
See how close a chain, tyre, brake pad, cassette, or other component is to its service window.
From one-off estimate to useful history
Want this tracked automatically from your rides?
WheelMark turns imported mileage into bike, component, and service reminders without making maintenance another spreadsheet.