BMW R 80G/S SPECIFICATIONS, PRICE & IMAGES

Bike Features

Make Model:
BMW R 80G/S

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 carburetorss

Ignition  :
Battery ignition 

Alternator:
Bosch 12 V/280 W

Spark Plug:
Bosch W 7 D / Beru14-7DU / Champion N9YC

Starting:
Electric & Kick

Max Power :
37 kW / 50 hp @ 6500 rpm

Max Torque:
56.7 Nm / 5.8 kgf-m / 41 ft lb @ 5000
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

Frame:
Double loop tubular frame with bolt on rear section

Front Suspension:
Telescopic
hydraulic forks

Front Wheel Travel:
200 mm / 7.8 in

Rear Suspension:
Monolever swinging arm

Rear Wheel Travel:
170 mm / 6.6 in

Front Brakes:
Single ∅260mm disc

Rear Brakes:
∅200mm Drum

Front Tyre:
3.00 – 21

Rear Tyre:
4.00 – 18

Dimensions:
Length  2230 mm / 87.7 in
Width      820 mm / 32.3 in
Height   1150 mm /
45.2 in

Wheelbase:
1465 mm / 67.6 in

Ground Clearance:
175 mm / 6.88 in

Seat Height:
860 mm / 33.9 in

Wet Weight:
186 kg / 409 lbs

Fuel Capacity :
19.5 L / 5.1 US gal

Consumption Average:
5.2 L/100 km / 19.1 km/l / 45 US mpg

Standing

¼ Mile  :
13.8 sec

Top Speed:
167 km/h / 104 mph