| MODEL | YAMAHA ZUMA 50 (YW50) 2004 - 2011 |
| Year | 2004 - 2011 |
| Engine Type | Air-cooled two-stroke, horizontal (Minarelli) |
| Displacement / Capacity | 49 cc |
| Bore X Stroke | 40.0 x 39.2 mm |
| Compression Ratio | 7.0:1 |
| Cooling System | Air |
| Max Power | — |
| Max Torque | — |
| Ignition | Electronic |
| Induction | — |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | V-belt automatic |
| Clutch | — |
| Final Drive | — |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | — |
| Rear Suspension | — |
| Front Brakes | Disc |
| Rear Brakes | Drum |
| DIMENSION SPECS | |
| Overall Length | 1890 mm / 74.4 in |
| Overall Width | 706 mm / 27.8 in |
| Overall Height | 1110 mm / 43.7 in |
| Seat Height | 765 mm / 30.1 in |
| Wheelbase | 1275 mm / 50.2 in |
| Ground Clearance | — |
| Dry Weight | — |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 120/90-10 |
| Rear Tyre | 130/90-10 |
| FUEL SYSTEM | |
| Fuel Capacity | 5.7 Litres / 1.5 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The YW50 Zuma is the last of the 49 cc two-stroke, chunky-tyred Zuma/BW's scooters, with fat 10 inch wheels and a rugged look. It was dropped from the US range for 2006-2007, returned for 2008-2011 with a slightly taller final gearing, and was then replaced by the four-stroke Zuma 50F.
