BMW R 25/3 Make Model | BMW R 25/3 | Year | 1953-56 | Engine | Air cooled, four stroke, single cylinder, pushrod operated, OHV, 2 valves per cylinder. | Capacity | 247 | Bore x Stroke | 68 x 68 mm | Compression Ratio | 7.0:1 | Induction | 1x Bing type 1/24/41 or SAWE type K 24 F carburetor | Ignition / Starting | Battery ignition / Kick | Clutch | Single plate, dry | Max Power | 13 hp @ 5800 rpm | Transmission / Drive | 4 Speed / shaft | Gear Ratio | 1st 6.1 2nd 3.0 3rd 2.04 4th 1.54 | Frame | Closed steel twin loop frame, welded | Front Suspension | Telescopic fork | Rear Suspension | Telescopic suspension | Front Brakes | 160mm drum | Rear Brakes | 160mm drum | Front Tyre | 3,25 - 19 | Rear Tyre | 3.25 -18 | Wet-Weight | 150 kg / 330 lb | Fuel Capacity | 12 Litres / 3.1 gal | |