| Year | 1985 |
| Bore x Stroke | 50 x 50.6 mm |
| Capacity | 397 cc / 24.2 cu in |
| Clutch | Wet, 8-plate |
| Compression Ratio | 7.0:1 |
| Cooling System | Liquid cooled |
| Dimensions | Length: 2100 mm / 82.7 in Width: 695 mm / 27.4 in Height: 1185 mm / 46.7 in |
| Dry Weight | 154 kg / 340 lbs |
| Engine | Two stroke, square four cylinder, rotary valve with exhaust port valves |
| Final Drive | Chain |
| Frame | Double downtube, full cradle, box section aluminium perimetre frame |
| Front Wheel Travel | 130 mm / 5.1 in |
| Front Brakes | 2 x 260 mm Discs, 4-piston calipers |
| Front Suspension | Air adjustable fork with 38mm tubes, adjustable spring preload and anti dive valuing. |
| Front Tyre | 110/90 V16 |
| Fuel Reserve | 5 Litres / 1.3 US gal / 1.1 Imp gal |
| Fuel Capacity | 22 Litres / 5.8 US gal / 4.8 Imp gal |
| Ground Clearance | 120 mm / 4.7 in |
| Ignition | Suzuki PEI |
| Induction | 4 x 28 mm Mikuni VM28SH Flatslide carburetors |
| Lubrication System | Suzuki CCI, oil pump injection |
| Max Power | 43.1 kW / 59 hp @ 9000 rpm |
| Max Torque | 48 Nm / 4.9 kgf-m / 35.4 lb-ft @ 8500 rpm |
| Rake | 25.5o |
| Rear Brakes | Single 210 mm disc, 2-piston caliper |
| Rear Suspension | Full floating system, shock absorber, adjustable for spring preload |
| Rear Tyre | 120/90 V17 |
| Rear Wheel Travel | 127 mm / 5.0 in |
| Seat Height | 770 mm / 30.3 in |
| Standing 1/4 Mile | 11.8 sec |
| Standing: 0 - 100 km/h | 4.9 sec |
| Starting | Kick |
| Top Speed | 205 km/h / 127.4 mph |
| Trail | 110 mm / 4.3 in |
| Transmission | 6 Speed |
| Wet Weight | 181 kg / 399 lbs |
| Wheelbase | 1425 mm / 56.1 in |
