Spec Sheet
The information below is specific to the BMW - 650 R 65 RT, showing anything for service information to the amount of fork oil or even the tyre pressures. If you would like to contribute any missing information, please use the edit link below.
Back.BMW - R 65 RT 85
Bike Info
CC:
650
Service
Valve Clearance Cold - Exhaust:
0.20 mm
Valve Clearance Cold - Inlet:
0.10 mm
Brakes
Front:
Twin Disc
Rear:
Drum
Brake fluid:
DOT 3
Front Disc Size:
260 mm
Front-Pistons-per-caliper:
2
Rear Drum Size:
200 mm
Dimensions
Fuel Capacity:
22 litres
Ground Clearance:
130 mm
Seat Height:
810 mm
Wet Weight:
205 kg
Wheelbase:
1390 mm
Electrics
Voltage:
12v
Charging System:
Alternator - Bosch 280 W
Ignition:
Battery ignition. From 1981 model: Contact free electronic ignition
Spark Plugs:
NGK BP7ES
Engine
Type:
Air Cooled 4 Stroke SOHC Flat Twin
Bore x Stroke:
82 X 61.5 MM
Carburation:
2 constant depression carburettors, Bing 64/32/2030 - 64/32/2040 or 64/32/307 - 64/32/308
Compression Ratio:
9.2:1
Displacement:
649.6 cc
Lubrication System:
Wet sump
No. of Valves:
4
Valve Train:
OHV using push rod and rocker arm
Transmission
Clutch Type:
Dry single plate with diaphragm spring
Final Drive:
Shaft
Gearchange Pattern:
1 N 2 3 4 5
Gear Ratio 1st:
4.4:1
Gear Ratio 2nd:
2.86:1
Gear Ratio 3rd:
2.07:1
Gear Ratio 4th:
1.67:1
Gear Ratio 5th:
1.50:1
Transmission:
5 Speed
Misc.
Frame:
Double loop tubular frame with bolt on rear section
Motorcycle Style:
Tourer
Place of Manufacture:
Spandau - Berlin - Germany
Power
Max Power Output:
45 hp (33 Kw) at 7,250 rpm. From 1981 50 hp 37 Kw at 7,250
Max Torque:
50 Nm / 36 ft lb at 5,500 rpm. From 1981 model: 52.3 Nm / 38 ft lb at 6500 rpm
Top Speed:
approx. 108mph
Suspension
Front:
Telescopic fork with hydraulic shock absorber
Rear:
Long swinging arm with adjustable strut
Tyres
Front:
90/90-H18 Tubeless
Rear:
400-18 Tubeless
Wheels
Front:
1.85 B 18
Rear:
2.50 B 18
Add information to the model
All information presented on the website is given to the best of our knowledge at the given time. All information is intended to only as a guide. A major Japanese manufacturer's quote:
We reserve the right to vary our specification with or without notice, and as such time and in such manner as we think fit.