At the age of 12 Bruno Rossati began working eleven hour days.
"Now, approaching 91, I find myself reminiscing about my youth, still riding my motorcycle every day.
Letter re Ladetto
Bimota's first Yamaha 600cc powered model - the YB9 Bellaria - was introduced in 1990. In 1994 the sleeker SR model replaced it. In 1996 the fuel injected Yamaha Thundercat motor was used in the SRI model. In production tune the SRI made 106hp at 12,500rpm.
| ENGINE | |
| Stroke: | 4 |
| Cylinders: | 4 |
| Geometry: | in-line |
| Valves per cylinder: | 4 |
| Cooling: | liquid |
| Bore x stroke: | 62 x 49.6 mm |
| Piston displacement: | 599 cc |
| Compression ratio: | 12:1 |
| Fuelling: | electronic injection |
| Lubrication: | wet sump with water heat exchanger |
| ELECTRIC SYSTEM | |
| Ignition: | integrated with injection using variable spark advance |
| Battery: | 12v, 12ah |
| Starting: | electric |
| TRANSMISSION | |
| Primary drive: | gear |
| Ratio: | 48/82 |
| Clutch: | multiple plate in oil bath |
| Gearbox: | 6 speed |
| Ratios from first gear: | 37/13, 37/19, 34/22, 28/21, 25/21, 29/27 |
| Final drive: | chain |
| Ratio: | 16/48 |
| CHASSIS | |
| Frame: | anticorodal 100 aluminium alloy |
| Wheelbase: | 1410 mm |
| Steering angle: | 24o |
| Trail: | 95mm |
| Front suspension: | telescopic fork with 43 mm stanchions and rebound adjustments |
| Rear suspension: | single shock absorber with compression, rebound, pre-load and length adjustments |
| Wheel travel: | 120mm front, 130mm rear |
| Front brake: | double ø320 mm disc |
| Rear brake: | single ø230 mm disc |
| Rims: | 3.50x17 front, 5.50x17 rear |
| Front tyre: | 120/70 ZR 17 |
| Rear tyre: | 180/55 ZR 17 |
| DIMENSIONS | |
| Max length: | 2080 mm |
| Max height: | 1090 mm |
| Max width: | 750 mm |
| Seat height: | 810 mm |
| Dry weight: | 175 kg |
| Fuel tank capacity: | 20 litres |
