BMW R90/6

Technical Specifications
Engine
Engine type
Bore x Stroke
Displacement
Compression ratio
Valves
Max power
Max torque
Transmission
Clutch
Final drive
Starting system
Fuel system
Ignition

Air-cooled, 4-stroke, 2-cylinder horizontally
90 x 70.6 mm
898 cc
9.0:1
2 valves per cylinder
69 hp (44.1 kw) @ 6500 rpm
73 Nm (53 ft lb) @ 5500 rpm
5-speed
Dry single plate with diaphragm spring
-
Electric starter
2 constant depression carburettors
Battery ignition
Dimensions
Frame type
Overall length
Overall width
Overall height
Seat height
Wheelbase
Ground Clearance
Dry weight
Fuel capacity
Suspension (front)
Suspension (rear)
Tyre (front)
Tyre (rear)
Brake (front)
Brake (rear)

Double loop tubular frame with bolt on rear section
2180 mm
740 mm
1080 mm
-
1465 mm
165 mm
398 kg
18 litres
Telescopic fork with hydraulic shock absorber
Long swinging arm with adjustable strut
3.25 H 19
4.00 H 18
Single disc 260 mm
Simplex drum brake 200 mm

Image: http://www.bmbikes.co.uk

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