Drivetrain System is the heart of your bike.
All parts of the Drivetrain System together transforms the power your legs exerted on the paddles to move the bike forward (or backward for fixie setting).
A well-built drivetrain system can give you high efficiency, low energy-lost, fast response, a smooth ride and in advanced mode: stunning tricks!
The drivetrain system of a bike includes:
- Crank set
- Wheel Sprocket