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R 65 Monolever
   
. Data sheet
. Back to Models
Production
Begin of Production   1985
End of Production   1993
Number Sold   8.260
Price   8.980,- DM
Engine
Motor Type   four-stroke, two-cylinder, horizontally-opposed "Boxer" engine, air-cooled
Bore x Stroke   82 x 61,5 mm
Cubic Capacity   649,6 ccm
Max Power   48 hp (35 KW) [27 hp (20 KW)] at 7250 rpm [5500 rpm]
Max Torque   47,8 Nm [45,5 Nm] at 3500 rpm [3500 rpm]
Compression Ratio   8.7 : 1 [8.4 : 1]
Valves per Cylinder   2
Valve Control   ohv, using push rod and rocker arm
Carburation System   2 constant depression carburettors, Bing 64/32/359-360 [64/26/317-318]
Engine Lubrication   wet sump
Power transmission
Clutch   dry single plate, with lever-action diaphragm spring
Number of Gears   5
Gear Selection   dog-type gearbox (ratchet foot lever)
Gear Ratios   4.4 / 2.86 / 2.07 / 1.67 / 1.50 :1
Rear Wheel Ratio   1 : 3.36 [1 : 3.44]
Bevel / Crownwheel   11 / 37 teeth [9 / 31 teeth]
Electrical system
Ignition   Contact-free electronic ignition (Bosch)
Alternator   Bosch 280 W
Starter   Bosch 0.7 kW
Spark Plugs   Bosch W 7 DC/Beru 14-7 DU/Champion N 9 YC
 
Chassis
Type of Frame   double-loop tubular frame with bolt-on rear section
Front Suspension   telescopic fork with hydraulic shock absorber
Rear Suspension   BMW Monolever swinging arm
Spring Travel front/rear   175 / 121 mm
Rims front   MTH 2.50 x 18 E
Rims rear   MTH 2.50 x 18 E
Tyres front   90/90 18 51 H [90/90 18 51 S]
Tyres rear   120/90 18 51 H [120/90 18 65 S]
Brakes front   single disc brake 285 mm dia
Brakes rear   simplex drum brake 200 mm dia
Dimensions / Weights
Length x Width x Height   2175 x 800 x 1106 mm
Wheel Base   1447 mm
Tank Capacity   22 l
Unladen Weight, full Tank   205 kg
Max permissible Weight   440 kg
Ground Clearance   140 mm
Fuel Consumption   4,6 l/100 km [5,0 l/100 km] (at constant 90 kph)
Top Speed   173 kph [155 kph]
Acceleration 0-100 kph   6,8 sec [9,9 sec]