| MODEL | YAMAHA TT 225 1986 - 1988 |
| Year | 1986 - 1988 |
| Engine Type | Four stroke, single cylinder, SOHC, 2 valve |
| Displacement / Capacity | 223 cc / 13.6 cu in |
| Bore X Stroke | 70 x 58 mm |
| Compression Ratio | — |
| Cooling System | Air cooled |
| Max Power | — |
| Max Torque | — |
| Ignition | CDI |
| Induction | 26 mm Teikei carburettor |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6 speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Telescopic forks, 239 mm / 9.4 in travel |
| Rear Suspension | Link type single shock, 221 mm / 8.7 in travel |
| Front Brakes | Single 229 mm disc |
| Rear Brakes | Drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 885 mm |
| Wheelbase | 1374 mm / 54.1 in |
| Ground Clearance | 305 mm / 12.0 in |
| Dry Weight | 100.7 kg / 222 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 80/100-21 |
| Rear Tyre | 100/100-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 8 Litres / 2.1 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The TT225 was Yamaha's kick-start, air-cooled four-stroke trail bike of the late 1980s, built around a 223 cc single with a six-speed gearbox. A front disc brake and long-travel suspension made it a capable off-road machine for its time.
