BMW R 57
|BMW R 57|
air-cooled, four-stroke, twin cylinder, SV
|Bore / Stroke||68.6mm x 68.6mm|
|Horsepower||17.97 HP (13.4 KW) @ 4000RPM|
|Transmission||Gear box: 3-speed, manual
Final Drive: shaft
|Suspension||Front: plate spring fork
Rear: hard-tail, sprung seat
|Brakes||Front: 200mm drum
Rear: block brake
|Front Tire||26 x 3.5|
|Rear Tire||26 x 3.5|
|Weight||150.0 kg (wet)|
The bike has a 3-speed, manual transmission. Power was moderated via the dry, single plate.
It came with a 26 x 3.5 front tire and a 26 x 3.5 rear tire. Stopping was achieved via 200mm drum in the front and a block brake in the rear. The front suspension was a plate spring fork while the rear was equipped with a hard-tail, sprung seat.
1928 - 1930 BMW R 57
The 1928 BMW R 57 has, at its heart, an air-cooled, four-stroke, 494cc, twin cylinder powerplant paired to a four-speed manual transmission and can reach a maximum power output of 18 horsepower at 4000 rpm. This classic machine from the House of Munich had standard fittings such as a plate spring front fork, a rigid rear suspension with a sprung single seat, a rear luggage rack, a small headlamp, laced wheels, a center stand, a front drum brake coupled to a block brake in the rear and a 12-liter (3.3-gallon) fuel tank.
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