BMW R80 RT Mono (1984-85)

Make Model: BMW R 80RT Mono


Year: 1984 – 85
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: 8.2:1
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: 36.4 kW / 50 hp @ 6500 rpm
Max Torque: 59 Nm / 6.0 kgf-m / 43 ft lb @ 3500 rpm
Clutch: Dry single plate, with diaphragm spring
Transmission: 5 Speed
Final Drive: Shaft
Gear Ratio: 1st 4.40 / 2nd 2.86 / 3rd 2.07 / 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 / 4.9 in
Front Brakes: 2 x 260mm discs, 1 piston caliper
Rear Brakes: Single 200mm drum
Front Wheel: 2.15 – 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 1465 mm / 57.6 in
Wheelbase: 1465 mm / 57.67 in
Seat Height: 810 mm / 31.9 in
Ground Clearance: 130 mm / 5.11 in
Wet Weight: 235 kg / 417 lbs
Fuel Capacity: 24 Litres / 6.3 gal
Consumption Average: 4.9 L/100 km / 20.4 km/l / 48 mpg
Standing 1/4 Mile: 13.9 sec
Top Speed: 171 km/h / 106 mph
Manual: 5united.net / BMW


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