1. Aluminum Frame making this bike light weight and super strong! 2. FAST!! 125CC 4 Stroke, Single Cylinder, Force Air Cooled Engine 3. Engine: 1 down 3 up Industry Standard Engine, Much Better than Rotary Type! 4. Transmission: Manual Clutch Four Speed Transmission 5. Suspension: Dual Front Fork Hydraulic Suspension, Long-Travel Fork 6. Brake: Front and Rear HYDRAULIC DISC 7. Chain: Heavy Duty Chain and Performance Sprocket 8. Safety Feature – Push Button On / Off – Kill Switch 9. Gas Tank: LARGE 3.0 Liter Fuel Tank more info