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BMW R 45

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Make Model

BMW R 45

Year

1980 -

Engine

Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.

Capacity

453 cc / 27.6 cu in.
Bore x Stroke 70 x 61.5 mm
Compression Ratio 9.2:1
Cooling System Air cooled

Induction

2 x Bing V65 carburetors

Ignition

Bosch contact free electronic ignition

Starting

Kick

Max Power

20 kW / 27 hp @ 7250 rpm

Max Torque

37.5 Nm / 3.82 kgf-m / 27.65 lb-ft @ 5000 rpm

Transmission

5 Speed

Final Drive

Shaft

Front Suspension

Telescopic hydraulic forks

Front Wheel Travel

175 mm / 6.9"

Rear Suspension

Long swinging arm with adjustable strut

Rear Wheel Travel

110 mm / 4.3"

Front Brakes

2 x 260mm Disc, 2 piston caliper.

Rear Brakes

Single 200mm drum

Front Tyre

1.85 - B18

Rear Tyre

2.50 - B18

Dry Weight

185 kg / 408 lbs

Fuel Capacity 

22 Litres / 5.8 US gal
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