| Year | 1981 |
| Alternator | Bosch 12 V/280 W |
| Bore x Stroke | 84.8 x 70.6 mm |
| Capacity | 797.5 cc / 48.7 cu in. |
| Clutch | Dry single plate, with diaphragm spring |
| Compression Ratio | 9.2:1 |
| Consumption Average | 5.2 L/100 km / 19.1 km/l / 45 US mpg |
| Cooling System | Air cooled |
| Dimensions | Length 2230 mm / 87.7 in Width 820 mm / 32.3 in Height 1150 mm / 45.2 in |
| Engine | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. |
| Final Drive | Shaft |
| Frame | Double loop tubular frame with bolt on rear section |
| Front Brakes | Single ∅260mm disc |
| Front Suspension | Telescopic hydraulic forks |
| Front Tyre | 3.00 - 21 |
| Front Wheel Travel | 200 mm / 7.8 in |
| Fuel Capacity | 19.5 L / 5.1 US gal |
| Gear Ratio | 1st 4.40 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50:1 |
| Ground Clearance | 175 mm / 6.88 in |
| Ignition | Battery ignition |
| Induction | 2 x Bing constant depression carburetorss |
| Max Power | 37 kW / 50 hp @ 6500 rpm |
| Max Torque | 56.7 Nm / 5.8 kgf-m / 41 ft lb @ 5000 rpm |
| Rear Brakes | ∅200mm Drum |
| Rear Suspension | Monolever swinging arm |
| Rear Tyre | 4.00 - 18 |
| Rear Wheel Ratio | 1:3.20 |
| Rear Wheel Travel | 170 mm / 6.6 in |
| Road Test | Cycle World 1981 Cycle 1981 |
| Seat Height | 860 mm / 33.9 in |
| Spark Plug | Bosch W 7 D / Beru14-7DU / Champion N9YC |
| Standing ¼ Mile | 13.8 sec |
| Starting | Electric & Kick |
| Top Speed | 167 km/h / 104 mph |
| Transmission | 5 Speed |
| Wet Weight | 186 kg / 409 lbs |
| Wheelbase | 1465 mm / 67.6 in |
