| General moped information |
| Model: | Yamaha RZ 50 |
| Year: | 2002 |
| Category: | Naked bike |
| Engine and transmission |
| Displacement: | 49.00 ccm (2.99 cubic inches) |
| Engine type: | Single cylinder, two-stroke |
| Power: | 7.20 HP (5.3 kW)) @ 10000 RPM |
| Torque: | 5.90 Nm (0.6 kgf-m or 4.4 ft.lbs) @ 8000 RPM |
| Compression: | 7.5:1 |
| Bore x stroke: | 40.0 x 39.7 mm (1.6 x 1.6 inches) |
| Cooling system: | Liquid |
| Gearbox: | 6-speed |
Transmission type,
final drive: | Chain |
| Chassis, suspension, brakes and wheels |
| Front tyre dimensions: | 70/100-17 40P |
| Rear tyre dimensions: | 80/90-17 44P |
| Front brakes: | Single disc |
| Rear brakes: | Expanding brake |
| Physical measures and capacities |
| Dry weight: | 80.0 kg (176.4 pounds) |
| Power/weight ratio: | 0.0900 HP/kg |
| Seat height: | 745 mm (29.3 inches) If adjustable, lowest setting. |
| Overall height: | 970 mm (38.2 inches) |
| Overall length: | 1,805 mm (71.1 inches) |
| Overall width: | 615 mm (24.2 inches) |
| Ground clearance: | 135 mm (5.3 inches) |
| Wheelbase: | 1,215 mm (47.8 inches) |
| Fuel capacity: | 10.00 litres (2.64 gallons) |