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BMW R25 - generations and specs | MOTOVULKAN

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R25

BMW · Model— R25

R25

1 generation1950 - 1950·Naked

BMW R25 1950

About generation 1950

1950

Years: 1950+
Class: Naked

Specifications

5 groups

General

2

Market: Foreign-make model
Manufacturer: BMW

Engine

13

Bore: 68 mm
Cooling: Air-cooled
Power: 12 hp
Power RPM: 5,600 rpm
Stroke: 68 mm
Cylinders: 1
Fuel system: Carburetor
Engine type: 4-stroke
Valvetrain: OHV
Cylinder layout: Single cylinder
Displacement: 274 cc
Compression ratio: 6.5
Valves per cylinder: 2

Chassis

6

Rear tire: 3.25-19
Front tire: 3.25-19
Rear suspension: Plunger
Front suspension: Telescopic fork
Rear tire construction: Bias
Front tire construction: Bias

Weight

1

Dry weight: 140 kg

Capacities

1

Fuel tank: 12 l

Current model lots at auction