 |
| Production |
|
|
|
| Begin of Production |
|
1985 |
|
| End of Production |
|
1993 |
|
| Number Sold |
|
8.260 |
|
| Price |
|
8.980,- DM |
|
|
 |
 |
|
| Engine |
|
|
|
| Motor Type |
|
four-stroke, two-cylinder, horizontally-opposed "Boxer" engine, air-cooled |
|
| Bore x Stroke |
|
82 x 61,5 mm |
|
| Cubic Capacity |
|
649,6 ccm |
|
| Max Power |
|
48 hp (35 KW) [27 hp (20 KW)] at 7250 rpm [5500 rpm] |
|
| Max Torque |
|
47,8 Nm [45,5 Nm] at 3500 rpm [3500 rpm] |
|
| Compression Ratio |
|
8.7 : 1 [8.4 : 1] |
|
| Valves per Cylinder |
|
2 |
|
| Valve Control |
|
ohv, using push rod and rocker arm |
|
| Carburation System |
|
2 constant depression carburettors, Bing 64/32/359-360 [64/26/317-318] |
|
| Engine Lubrication |
|
wet sump |
|
|
|
|
|
| Power Transmission |
|
|
|
| Clutch |
|
dry single plate, with lever-action diaphragm spring |
|
| Number of Gears |
|
5 |
|
| Gear Selection |
|
dog-type gearbox (ratchet foot lever) |
|
| Gear Ratios |
|
4.4 / 2.86 / 2.07 / 1.67 / 1.50 :1 |
|
| Rear Wheel Ratio |
|
1 : 3.36 [1 : 3.44] |
|
| Bevel / Crownwheel |
|
11 / 37 teeth [9 / 31 teeth] |
|
|
|
|
|
| Electrical System |
|
|
|
| Ignition |
|
Contact-free electronic ignition (Bosch) |
|
| Alternator |
|
Bosch 280 W |
|
| Starter |
|
Bosch 0.7 kW |
|
| Spark Plugs |
|
Bosch W 7 DC/Beru 14-7 DU/Champion N 9 YC |
|
|
|
|
|
| Chassis |
|
|
|
| Type of Frame |
|
double-loop tubular frame with bolt-on rear section |
|
| Front Suspension |
|
telescopic fork with hydraulic shock absorber |
|
| Rear Suspension |
|
BMW Monolever swinging arm |
|
| Spring Travel front/rear |
|
175 / 121 mm |
|
| Rims front |
|
MTH 2.50 x 18 E |
|
| Rims rear |
|
MTH 2.50 x 18 E |
|
| Tyres front |
|
90/90 18 51 H [90/90 18 51 S] |
|
| Tyres rear |
|
120/90 18 51 H [120/90 18 65 S] |
|
| Brakes front |
|
single disc brake 285 mm dia |
|
| Brakes rear |
|
simplex drum brake 200 mm dia |
|
|
|
|
|
| Dimensions/Weights |
|
|
|
| Length x Width x Height |
|
2175 x 800 x 1106 mm |
|
| Wheel Base |
|
1447 mm |
|
| Tank Capacity |
|
22 l |
|
| Unladen Weight, full Tank |
|
205 kg |
|
| Max permissible Weight |
|
440 kg |
|
| Ground Clearance |
|
140 mm |
|
| Fuel Consumption |
|
4,6 l/100 km [5,0 l/100 km] (at constant 90 kph) |
|
| Top Speed |
|
173 kph [155 kph] |
|
| Acceleration 0-100 kph |
|
6,8 sec [9,9 sec] |
|
|
|
|
