1980 BMW R 80/7 technical specifications

Technical specifications

Model: R 80/7
Years: 1980-84
Engine: Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.
Capacity: 797.5 cc / 48.7 cu in.
Bore x Stroke: 84.8 x 70.6 mm
Cooling System: Air cooled
Compression Ratio: 9.2:1
Induction: 2 x Bing constant depression carburetors
Ignition: Battery ignition
Alternator: Bosch 12 V/280 W
Spark Plug: Bosch W 175 T 30
Starting: Electric
Max Power: 55 hp / 40 KW @ 6500 rpm
Max Torque: 64 Nm / 6.5 kgf-m / 47 ft lb @ 5500 rpm
Clutch: Dry single plate, with diaphragm spring
Transmission: 5 Speed
Final Drive: Shaft
Gear Ratio: 1st 3.38 / 2nd 2.43 / 3rd 1.93 / 4th 1.67 / 5th 1.50
Rear Wheel Ratio: 1:3.20 or 1 3.36
Front Suspension: Telescopic hydraulic forks.
Front Wheel Travel: 200 mm / 7.3 in
Rear Suspension: Long swinging arm with adjustable strut.
Rear Wheel Travel: 125 mm / 4.9 in
Front Brakes: 2 x ∅260mm discs, 1 piston caliper
Rear Brakes: Single ∅200mm Drum
Front Wheel: 1.85 - B19
Rear Wheel: 2.50 - B18
Front Tyre: 3.25 - H19
Rear Tyre: 4.00 - H18
Dimensions: Length 2210 mm / 87.0 in Width 746 mm / 29.3 in Height 1080 mm / 42.5 in
Wheelbase: 1465 mm / 57.67 in
Seat Height: 810 mm / 31.9 in
Ground Clearance: 165 mm / 6.49 in
Wet Weight: 215 Kg / 473 lbs
Fuel Capacity: 24 Litres / 6.3 gal

Photo gallery