BMW R 47
|BMW R 47|
air-cooled, four-stroke, boxer twin cylinder, OHV
|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, 5 laminae
Rear: hard-tail, sprung seat
|Brakes||Front: 150mm drum
Rear: external shoe brake at the gearing (on cardan shaft)
|Front Tire||27 x 3.5|
|Rear Tire||27 x 3.5|
|Wheelbase||55.51 inches (1410 mm)|
|Length||82.68 inches (2100 mm)|
|Width||30.98 inches (787 mm)|
|Weight||130.0 kg (wet)|
The bike has a 3 speed, manual transmission. Power was moderated via the dry, single plate.
It came with a 27 x 3.5 front tire and a 27 x 3.5 rear tire. Stopping was achieved via 150mm drum in the front and a external shoe brake at the gearing (on cardan shaft) in the rear. The front suspension was a plate spring, 5 laminae while the rear was equipped with a hard-tail, sprung seat. The wheelbase was 55.51 inches (1410 mm) long.
1928 BMW R 47
The House of Munich has launched the 1927 R 47 with an air-cooled, four-stroke, 494cc, boxer twin cylinder powerplant mated to a three-speed manual transmission, that could produce a claimed 18 horsepower at 4000 rpm. It comes with a front drum brake, a plate spring fork, a hard-tail rear suspension, a single sprung seat, a rear luggage rack, pull-back handlebars, laced wheels, long fenders, and a small luggage rack in the front.