BMW R57: history, specs, pictures

From CycleChaos
Revision as of 17:57, 24 May 2019 by Daniel45 (talk | contribs) (expanding)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search


BMW R57
Manufacturer BMW
Production 1928 - 1930
Engine two cylinder boxer, four-stroke
Top speed 71 mph (115 km/h)
Horse Power 17.57 HP (13.1 KW) @ 4000RPM
Fuel system carburettor. 24mm bing
Battery 5.8:1
Transmission Final Drive: shaft drive (cardan)
Clutch: dry-single plate-cable operated
Suspension Front: leading link
Rear: long swingarm-oil pressure shocks
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 3.50-26.00
Rear Tire 3.50-26.00
Wheelbase 55.12 inches (1400 mm)
Dimensions L 82.68 inches (2100 mm)
W 31.5 inches (800 mm)
H 37.4 inches (950 mm)
Weight  (dry), 195.0 kg (wet)
Fuel capacity 3.17 Gallon (12.00 Liters)
Fuel consumption 4.20 litres/100 km (23.8 km/l or 56.00 mpg)
Manuals Service Manual
Tech Specs · Brochures · Reviews · Ads · Videos

The BMW R57 was a two cylinder boxer, four-stroke standard produced by BMW between 1928 and 1930. It could reach a top speed of 71 mph (115 km/h). Claimed horsepower was 17.57 HP (13.1 KW) @ 4000 RPM.

Engine

The engine was a air cooled two cylinder boxer, four-stroke.

Drive

Power was moderated via the dry-single plate-cable operated.

Chassis

It came with a 3.50-26.00 front tire and a 3.50-26.00 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The front suspension was a leading link while the rear was equipped with a long swingarm-oil pressure shocks. The R57 was fitted with a 3.17 Gallon (12.00 Liters) fuel tank. The wheelbase was 55.12 inches (1400 mm) long.