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Start of Production
|
1983
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Click to View |
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End
of Production |
1989 |
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Numbers Produced |
22,335 |
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Price |
15,600 DM |
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Engine |
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Motor Type |
Four-stroke horizontal four cylinder in-line engine, liquid cooled |
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Bore x Stroke |
67 x 70 mm
(2.63 x 2.75 in) |
|
Displacement |
987
cc |
|
Max
Power |
90 hp
(66 KW) at 8,000 rpm |
|
Max
Torque |
86 Nm /
63.42 ft lb at
6,000 rpm |
|
Compression Ratio |
10.2 : 1 |
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Valves
Per Cylinder |
2 |
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Valve Control |
DOHC,
using drive chain and cup tappets |
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Carburation System |
Electronic injection, Bosch LE-Jetronic |
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Engine Lubricating System |
Wet
sump |
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Unleaded Fuel From Chassis
Number (UK) |
0 024 999 |
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Power Transmission |
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Clutch |
Dry
single plate |
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Number of Gears |
5 |
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Gear Selection |
Dog
type gearbox (ratchet foot lever) |
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Gearbox Ratios |
4.50 /
2.96 / 2.30 / 1.88 / 1.61 : 1 |
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Rear Wheel Ratio |
1 : 2.91 |
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Bevel/Crownwheel |
11 / 32 teeth |
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Electrical System |
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Ignition System |
Electronic ignition, Bosch LE-Jetronic |
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Alternator |
12 V
460 W |
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Starter |
0.7 Kw |
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Spark Plugs |
Bosch XR 5 DC / Beru 12-5 DU / Champion A 85 YC |
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Chassis |
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Type of
Frame |
Tubular
space frame, engine serving as load bearing component |
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Front wheel suspension |
Telescopic fork with hydraulic shock absorber |
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Rear wheel suspension |
BMW
Monolever swinging arm |
|
Spring
Travel Front/Rear |
185 /
110 mm (7.28 x 4.33 in) |
|
Wheel Rims, Front |
2.50 x
18 MT H 2 |
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Wheel
Rims, Rear |
2.75 x
17 MT H 2 |
|
Tyres, Front |
100/90 V
18 or 100/90 VR 18 |
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Tyres, Rear |
130/90 V
17 or 130/90 VR 17 |
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Brakes, Front |
Dual
disc brake 285 mm / 11.22 in diameter. Brembo 2 piston caliper |
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Brakes, Rear |
Single
disc brake 285 mm / 11.22 in diameter |
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Dimensions/Weights |
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Length x Width x Height |
2220 x 920 x 1155 mm (87.4 x 36.22 x 45.47 in) |
|
Wheel
Base |
1516 mm
/ 59.68 in |
|
Fuel Tank Capacity |
22
litres / 4.84 gal / 5.81 gal US |
|
Unladen
Weight with Full Tank |
253 Kg
/ 557 lb |
|
Max.
Permissible Weight |
480 Kg
/ 1057 lb |
|
Ground
Clearance |
175 mm
/ 6.89 in |
|
Seat
Height (Unladen) |
810 mm
(31.90 inches) or 760 mm (29.90 inches) for low seat model |
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Fuel
Consumption (at constant 90 Kph) |
4.4
litres 100 Km / 64 mpg / 53 mpg US |
|
Top
Speed |
215 Kph
/ 133 mph |
|
Acceleration 0 - 100 Kph / 62 mph |
4.1
seconds |
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Power Graph
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