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| | | #Redirect [[BMW R47]] |
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| {{Infobox Motorcycle
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| |name = '''BMW R 47'''
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| |image =
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| |aka =
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| |manufacturer = [[BMW]]
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| |parent_company =
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| |production = 1928
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| |model_year =
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| |predecessor =
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| |successor =
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| |class = [[Classic]]
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| |engine = air-cooled, four-stroke, boxer twin cylinder, OHV
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| |bore_stroke = 68.6mm x 68.6mm
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| |compression = 5.8:1
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| |top_speed =
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| |power = 17.97 HP (13.4 KW) @ 4000RPM
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| |torque =
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| |ignition =
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| |spark_plug =
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| |battery =
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| |transmission = Gear box: 3 speed, manual <br>
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| Final Drive: [[shaft]] <br>
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| Clutch: dry, single plate <br>
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| |frame =
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| |suspension =Front: plate spring, 5 laminae <br>
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| Rear: hard-tail, sprung seat
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| |brakes =Front: 150mm drum <br>Rear: external shoe [[brake]] at the gearing (on cardan shaft)
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| |front_tire = {{tire|27 x 3.5}}
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| |rear_tire = {{tire|27 x 3.5}}
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| |rake_trail =
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| |wheelbase = 55.51 inches (1410 mm)
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| |length = 82.68 inches (2100 mm)
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| |width = 30.98 inches (787 mm)
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| |height =
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| |seat_height =
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| |dry_weight =
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| |wet_weight = 130.0 kg
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| |fuel_capacity =
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| |oil_capacity =
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| |fuel_consumption =
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| |turning_radius =
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| |related =
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| |competition =
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| }}
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| The '''[[BMW]] R 47''' was a air-cooled, four-stroke, boxer twin cylinder, OHV Classic [[motorcycle]] produced by [[BMW]] in 1928. Claimed [[horsepower]] was 17.97 HP (13.4 KW) @ 4000 RPM.
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| ==Engine==
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| A 68.6mm [[bore]] x 68.6mm [[stroke]] result in a [[displacement]] of just 494.0 cubic centimeters.
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| ==Drive==
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| The bike has a 3 speed, manual transmission. Power was moderated via the dry, single plate.
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| ==Chassis==
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| 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.
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| ==1928 BMW R 47==
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| [[File:bmw-r-47-1928-1928-1.jpg|600px|1928 BMW R 47]]
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| [[File:bmw-r-47-1928-1928-0.jpg|600px|1928 BMW R 47]]
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| 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.
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| [[Category:Classic motorcycles]]
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| [[Category:BMW motorcycles]]
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| [[Category:1920s motorcycles]]
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| [[Category:Motorcycles needing images]]
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