Dragy Moto Lab
Motorcycle gearing & performance
See how a sprocket change affects speed, RPM, top speed, and chain length. Keep your garage, unlock Pro tools, and use SOS when you need help.
What you get
- Gearing calculator — sprockets, gear table, top speed, chain length, tire size, and more across a large bike catalog.
- Garage — store bikes and setups under your Chainline account.
- Chainline Pro — $4.99/mo with a 7-day free trial (cancel anytime). Unlocks Pro tools including Times lab and phone GPS timer features.
- SOS — emergency reach-out tools tied to your Lab / Routes entitlement when enabled.
Lite stays free in the browser and on Android. One Chainline account also signs you into Routes, Community, and Moto Lap.