| Attribute | Yamaha Zuma 2011 × | GRC Moto Midimoto RR.04 × |
|---|---|---|
| General | ||
| Production from (year) | 2011 | 2011 |
| Make | Yamaha | GRC Moto |
| Model | Yamaha Zuma | GRC Moto Midimoto RR.04 |
| Category | Scooter | Minibike, sport |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. 14mm Teikei | Carburettor. SHA 14-14 |
| Engine details | Reed-valve induction | Polini engine |
| Displacement (cm³) | 49 | 39.7 |
| Power (kw) | - | 3.1 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Chain |
| Bore (mm) | 40 | 36 |
| Stroke (mm) | 39.2 | 39 |
| Gearbox | Automatic | - |
| Emission details | Upswept muffler incorporates exhaust catalyst technology to reduce air pollution and meet emission regulations. | - |
| Driveline | V-belt | - |
| Ignition | DC CDI | Electronic |
| Clutch | Dry centrifugal automatic clutch | - |
| Lubrication system | Autolube Oil Injection System | 2% mixture |
| Compression | 7.0:1 | 14.0:1 |
| Chassis | ||
| Front suspension | Telescopic fork | - |
| Rear suspension | Single shock | - |
| Front brakes | Single disc | Single disc. Floating disk |
| Rear brakes | Expanding brake (drum brake) | Single disc |
| Diameter (mm) | 155 | 120 |
| Front tyre | 120/90-10 | 90/65-6.5 |
| Rear tyre | 130/90-10 | 110/50-6.5 |
| Seat | Plush dual seat | - |
| Other | ||
| Starter | Electric | - |
| Color options |
| - |
| Performance | ||
| Fuel capacity (l) | - | 1.5 |