BMW R 57

BMW R 57 SPECIFICATIONS, PRICE & IMAGES

BMW R 57 For Sale Specifications, Price and Images BMW R 57 For Sale Specifications, Price and Images BMW R 57 For Sale Specifications, Price and Images

Bike Features


Make Model:

BMW R 57


Year:

1928 – 30


Engine:

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


Capacity:

494 cc / 30.1 cu in.

Bore x Stroke:
68 x 68 mm

Compression Ratio:

5.8:1


Induction:

1 x
Spezial two valve ∅24 mm carburetor


Ignition :

Bosch high voltage magneto ignition


Starting:

Kick


Clutch:

Single plate, dry


Max Power :

13.4 kW / 18 hp @ 4000 rpm


Transmission:

3 Speed


Final
Drive:

Shaft


Gear Ratio:

1st 2.83 / 2nd 1.55 / 3rd
1.08


Frame:

Twin loop steel tubular frame


Front Suspension:

Plate spring, 6 laminae


Rear Suspension:

Rigid


Front Brakes:

∅200mm Drum


Rear Brakes:

Block brake


Front Tyre:

26 x 3.5″ low pressure or 26 x 3.5″ high pressure


Rear Tyre:

26 x 3.5″ low pressure or 26 x 3.5″ high pressure


Wet-Weight:

150 kg / 330 lb


Fuel Capacity :

12.5 liters
/ 3.3 US gal