|
Production |
|
|
|
Begin of Production |
|
1987 |
|
End of Production |
|
1992 |
|
Number Sold |
|
1.727 |
|
Price |
|
9.200,- 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 |
|
27 hp (20 KW) at 5500 rpm |
|
Max Torque |
|
43 Nm at 3500 rpm |
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Compression Ratio |
|
8.4 : 1 |
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Valves per Cylinder |
|
2 |
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Valve Control |
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ohv, using push rod and rocker arm |
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Carburation System |
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2 constant depression carburettors, Bing 64/26/317-318 |
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Engine Lubrication |
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wet sump |
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|
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|
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Power Transmission |
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|
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Clutch |
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dry single plate, with lever-action diaphragm spring |
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Number of Gears |
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5 |
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Gear Selection |
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dog-type gearbox (ratchet foot lever) |
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Gear Ratios |
|
4.4 / 2.86 / 2.07 / 1.67 / 1.50 :1 |
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Rear Wheel Ratio |
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1 : 3.44 |
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Bevel / Crownwheel |
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9 / 31 teeth |
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Electrical System |
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|
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Ignition |
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Contact-free electronic ignition (Bosch) |
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Alternator |
|
Bosch 280 W |
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Starter |
|
Bosch 0.7 kW |
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Spark Plugs |
|
Bosch W 7 DC/Beru 14-7 DU/Champion N 9 YC |
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|
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Chassis |
|
|
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Type of Frame |
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double-loop tubular frame with bolt-on rear section |
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Front Suspension |
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telescopic fork with hydraulic shock absorber |
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Rear Suspension |
|
BMW Monolever swinging arm |
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Spring Travel front/rear |
|
200 / 170 mm |
|
Rimsfront |
|
1.85 B 21 |
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Rims rear |
|
2.15 B 18 |
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Tyres front |
|
3.00-21 48 R |
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Tyres rear |
|
4.00-18 64 R |
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Brakes front |
|
single disc brake 260 mm dia |
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Brakes rear |
|
simplex drum brake 200 mm dia |
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|
|
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Dimensions/Weights |
|
|
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Length x Width x Height |
|
2230 x 820 x 1150 mm |
|
Wheel Base |
|
1465 mm |
|
Tank Capacity |
|
19,5 l |
|
Unladen Weight, full Tank |
|
198 kg |
|
Max permissible Weight |
|
398 kg |
|
Ground Clearance |
|
218 mm |
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Fuel Consumption |
|
5,0 l/100 km (at constant 90 kph) |
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Top Speed |
|
146 kph |
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Acceleration 0-100 kph |
|
9,4 sec |
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