| Year | 1989 |
| Battery | 12V 16Ah |
| Bore x Stroke | 92 x 64 mm |
| Capacity | 851 cc / 51.9 cu in |
| Clutch | Dry,multiplate |
| Colours | White frame or bronze frame, red |
| Compression Ratio | 11.5:1 |
| Cooling System | Liquid cooled |
| Dimensions | Length: 2000 mm / 78.7 in Width: 670 mm / 26.4 in Height: 1120 mm / 44.1 in |
| Dry Weight | 188 kg / 414 lbs |
| Engine | Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven |
| Final Drive | Chain |
| Final Drive Ratio | 2.6:1 (15/39) |
| Frame | Tubular steel |
| Front Brakes | 2 x 320 mm Disc, 4 piston calipers |
| Front Suspension | Marzocchi M1R upside-down fork with rebound compression damping adjustable |
| Front Tyre | 120/70 x 17 |
| Fuel Capacity | 20 Litres / 5.3 US gal / 4.4 Imp gal |
| Gear Ratios | 1st 2.466 / 2nd 1.765 / 3rd 1.400 / 4th 1.182 / 5th 1.043 / 6th 0.958:1 |
| Ignition | Inductive magnetically triggered |
| Induction | Weber I.A.W. CPU P7 electronic fuel injection. 2 x 50mm throttle bodies |
| Max Power | 89.7 kW / 122 hp @ 10000rpm |
| Primary Drive Ratio | 2:1 (31/62) |
| Rear Brakes | Single 245 mm disc, 2 piston caliper |
| Rear Suspension | Öhlins single shock with preload and damping adjust |
| Rear Tyre | 180/55 x 17 |
| Seat Height | 760 mm / 29.9 in |
| Spark Plugs | Champion A59GC |
| Starting | Electric |
| Top Speed | 250 km/h / 155 mph |
| Transmission | 6 Speed |
| Wheelbase | 1430 mm / 56.3 in |
