1955 BMW R 69 technical specifications

Technical specifications

Model: R 69
Years: 1955-56
Engine: Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.
Capacity: 594 cc / 36.2 cu in
Bore x Stroke: 72 x 73 mm
Compression Ratio: 7.5:1
Cooling System: Air cooled
Induction: 2 x Bing 1/26/9 - 1/26/10 carburetors
Ignition: Magneto ignition
Starting: Electric
Clutch: Single plate, dry, suacer spring
Max Power: 26.1 kW / 35 hp @ 6800 rpm
Transmission: 4 Speed
Final Drive: Shaft
Gear Ratio: 1st 5.33 / 2nd 3.02 / 3rd 2.04 / 4th 1.54
Frame: Double loop steel tubular frame
Front Suspension: Telescopic front fork with hydraulic damping
Rear Suspension: Swingarm, plunger type shock absorbers
Front Brakes: ∅200mm Drum
Rear Brakes: ∅200mm Drum
Front Tyre: 3.50 - S18"
Rear Tyre: 4.00 - S18"
Wet-Weight: 202 kg / 445 lbs
Fuel Capacity: 17 liters / 4.4 US gal

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