BMW R52: history, specs, pictures

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Manufacturer BMW
Production 1928 - 1929
Engine two cylinder boxer, four-stroke
Top speed 62 mph (100 km/h)
Horse Power 11.67 HP (8.7 KW) @ 3400RPM
Fuel system carburetor. 22mm bmw spezial
Ignition type magneto
Battery 5.1:1
Transmission Gear box: 3-speed

Final Drive: shaft drive (cardan)

Clutch: dry-single plate-cable operated
Suspension Front: leading link
Rear: rigid
Brakes Front: 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), 152.0 kg (wet)
Fuel capacity 3.3 Gallon (12.50 Liters)
Fuel consumption 3.50 liters/100 km (28.6 km/l or 67.21 mpg)
Manuals Service Manual
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The BMW R52 was a two cylinder boxer, four-stroke standard produced by BMW between 1928 and 1929. It could reach a top speed of 62 mph (100 km/h). Claimed horsepower was 11.67 HP (8.7 KW) @ 3400 RPM.


The engine was a air cooled two cylinder boxer, four-stroke. Fuel was supplied via a overhead valves (ohv).


The bike has a 3-speed transmission. Power was moderated via the dry-single plate-cable operated.


It came with a 3.50-26.00 front tire and a 3.50-26.00 rear tire. The front suspension was a leading link while the rear was equipped with a rigid. The R52 was fitted with a 3.3 Gallon (12.50 Liters) fuel tank. The wheelbase was 55.12 inches (1400 mm) long.