Transmission
The transmission system in a go-kart is responsible for transferring power from the engine to the wheels. There are two main types of transmission systems used in go-karts: direct drive and centrifugal clutch.
- Direct Drive: In a direct drive system, the engine is connected directly to the rear axle, providing a simple and efficient transfer of power. This setup is commonly used in racing go-karts due to its lightweight and low-maintenance nature. However, direct drive systems require push starts, as there is no clutch to disengage the engine from the drivetrain.
- Centrifugal Clutch: Centrifugal clutch systems are more common in recreational go-karts. These systems use a clutch that engages automatically when the engine reaches a certain RPM, allowing for smoother acceleration and easier operation. Centrifugal clutches provide a more user-friendly experience, especially for beginners and casual drivers.
Gear ratios play a crucial role in a go-kart’s performance, affecting both acceleration and top speed. Go-karts typically have fixed gear ratios, optimized for the specific track conditions and intended use. Some high-end racing go-karts may feature adjustable gear ratios, allowing drivers to fine-tune their performance for different tracks and conditions.