BMW R 80RT SPECIFICATIONS, PRICE & IMAGES

Bike Features

Make Model:
BMW R 80RT

Year:
1981

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 7 D / Beru14-7DU / Champion N9YC

Starting:
Electric

Max Power :
36.4 kW / 50 hp @ 6500 rpm

Max Torque:
58 Nm / 5.9 kgf-m / 42 ft/lb @ 4000 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 1.50:1

Rear Wheel Ratio:

1:3.20 or 1:3.36

Frame:
Double loop tubular frame with bolt on rear section

Front Suspension:
Telescopic
hydraulic fork

Rear Suspension:

BMW Monolever swinging arm

Front Brakes:
Single ∅285mm disc, 1 piston caliper

Rear Brakes:
∅200mm Drum

Front Tyre:
100/90-H19

Rear Tyre:

120/90-H18

Dry Weight:
231 Kg / 509 lbs

Fuel Capacity :
19 Litres / 5.0 US gal