- A compact, powerful 644cc, SOHC, four-stroke, air-cooled, engine features Suzuki Advanced Cooling System (SACS). Piston-jet cooling and an engine oil cooler further enhance consistent performance in a variety of conditions. The engine is tuned with an emphasis on powerful performance at low-to-mid RPM range.
- Gear-driven single counter balancer system minimizes engine vibration for comfortable ride.
- Suzuki Composite Electrochemical Material (SCEM) coated aluminum cylinder is used for durability, weight reduction and superior heat transfer.
- Digitally mapped DC-CDI ignition system provides accurate ignition timing to maintain efficient combustion.
- A convenient electric starter (combined with a mechanical automatic decompression system) provides easy, quick starting.
- A Mikuni 40mm carburetor enhances throttle response and overall engine performance.
- A painted stainless-steel exhaust system is light and corrosion-resistant, and tuned specifically for strong low and midrange power.