Editing BMW R12

[[Image:1938-BMW-R12-Army.jpg|left|thumb|1938 BMW R12 Army]]
[[Image:1939 BMW R12.jpg|right|thumb|1939 BMW R12]]
The '''R12''' was an air-cooled [[boxer twin]] [[four-stroke]] [[motorcycle]] produced by [[BMW]] from 1935-1942.  

The R12 along with its sister model, the [[BMW R17|R17]] were milestone models in the evolution of [[motorcycling]], being the first production machines to feature a hydraulically dampened [[telescopic front fork]].  This resulted in the R12 being the best selling pre-WWII [[:Category:BMW motorcycles|BMW motorcycle]], with 36,000 units sold from 1935 to 1942, with a great many going into [[:Category:Military motorcycles|military]] service.  

{{BMW}}

[[Category:BMW motorcycles|R12, BMW]]
[[Category:Military motorcycles|R12]]
[[Category:BMW R series]]
[[Category:1930s motorcycles]]
[[Category:1940s motorcycles]]

{{Infobox Motorcycle
|name             = '''BMW R12'''
|image            =
|aka              = R12 Single Carb, R12 Twin carb, R 12
|manufacturer     = [[BMW]]
|parent_company   =
|production       = 1935 - 1942
|model_year       =
|predecessor      =
|successor        =
|class            = [[Classic]]
|engine           = two cylinder boxer, four-stroke
|bore_stroke      = 78.0mm x 78.0mm
|compression      = 5.2:1
|top_speed        = 68 mph (110 km/h)
|power            = 17.57 HP (13.1 KW) @ 3400RPM
|torque           =
|ignition         = magneto
|spark_plug       =
|battery          = 5.2:1
|transmission     = Gear box: 4-speed <br>
Final Drive: [[shaft]] <br>
Clutch: dry multiplate-cable operated <br>

|frame            =
|suspension       =Front: telescopic fork <br>
Rear: rigid-
|brakes           =Front: expanding [[brake]] (drum brake) <br>Rear: expanding brake (drum brake)
|front_tire       = {{tire|3.5-19}} 
|rear_tire   	  = {{tire|3.5-19}} 
|rake_trail       =
|wheelbase        = 54.33 inches (1380 mm)
|length           = 82.68 inches (2100 mm)
|width            = 35.43 inches (900 mm)
|height           = 37.01 inches (940 mm)
|seat_height      =
|dry_weight       = 407.86 pounds (185.0 Kg)
|wet_weight       = 185.0 kg
|fuel_capacity    = 3.7 Gallon (14.00 Liters)
|oil_capacity     =
|fuel_consumption = 3.40 litres/100 km (29.4 km/l or 69.18 mpg)
|turning_radius   =
|related          =
|competition      =
}}

The '''[[BMW]] R12 Single Carb''' was a two cylinder boxer, [[four-stroke]] Classic [[motorcycle]] produced by [[BMW]] between 1935 and 1942. It could reach a top speed of 68 mph (110 km/h). Claimed [[horsepower]] was 17.57 HP (13.1 KW) @ 3400 RPM.  

==Engine==
The engine was a [[air cooled]] two cylinder boxer, four-stroke. A 78.0mm [[bore]] x 78.0mm [[stroke]] result in a [[displacement]] of just 745.0 cubic centimeters. Fuel was supplied via a standing valves.  

==Drive==
The bike has a 4-speed transmission. Power was moderated via the dry multiplate-cable operated.  

==Chassis==
It came with a 3.5-19 front [[tire]] and a 3.5-19 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  telescopic fork while the rear was equipped with a rigid-. The R12 Single Carb was fitted with a 3.7 Gallon (14.00 Liters) fuel tank. The bike weighed just 407.86 pounds (185.0 Kg). The wheelbase was 54.33 inches (1380 mm) long.  

==1935 - 1942 BMW R 12==
[[File:bmw-r12-1935-1942-4.jpg|600px|1935 - 1942 BMW R 12]]
[[File:bmw-r12-1935-1942-3.jpg|600px|1935 - 1942 BMW R 12]]
[[File:bmw-r12-1935-1942-2.jpg|600px|1935 - 1942 BMW R 12]]
[[File:bmw-r12-1935-1942-1.jpg|600px|1935 - 1942 BMW R 12]]
[[File:bmw-r12-1935-1942-0.jpg|600px|1935 - 1942 BMW R 12]]

The 1935 BMW R 12 has, at its heart, an air-cooled, four-stroke, 745cc, twin cylinder powerplant mated to a four-speed manual transmission and can produce a claimed 20 horsepower at 4000 rpm. It also comes with laced wheels, a large, round headlamp, a rear luggage rack, a telescopic front fork, a hard-tail rear suspension with a sprung single saddle, a drum braking system in the front and in the rear, a dual exhaust and a dry, double plate clutch.


==In Media==
* [https://motopixel.org/pixel/so-war-berlin#bmw-r12 So war Berlin]
* [https://motopixel.org/pixel/gdansk-39#bmw-r12 Gdansk '39]
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* [https://motopixel.org/pixel/great-tank-battles-of-world-war-ii#bmw-r12 Great Tank Battles of World War II]
* [https://motopixel.org/pixel/la-femme-tranquille#bmw-r12 La femme tranquille]
* [https://motopixel.org/pixel/valkyrie#bmw-r12 Valkyrie]
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* [https://motopixel.org/pixel/9-april#bmw-r12 9. april]
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* [https://motopixel.org/pixel/pierre-brossolette-ou-les-passagers-de-la-lune#bmw-r12 Pierre Brossolette ou les passagers de la lune]
* [https://motopixel.org/pixel/un-enfant-dans-la-foule#bmw-r12 Un enfant dans la foule]
* [https://motopixel.org/pixel/la-guerre-des-ondes-radio-londres-1943-1944#bmw-r12 La guerre des ondes (Radio Londres 1943-1944)]
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* [https://motopixel.org/pixel/elsa-la-rose#bmw-r12 Elsa la rose]
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* [https://motopixel.org/pixel/hundert-jahre-deutschland#bmw-r12 Hundert Jahre Deutschland]
* [https://motopixel.org/pixel/aviateurs-75-ans-daventures#bmw-r12 Aviateurs, 75 ans d'aventures]
* [https://motopixel.org/pixel/hans-kloss-stawka-wieksza-niz-smierc#bmw-r12 Hans Kloss. Stawka wieksza niz smierc]
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* [https://motopixel.org/pixel/hitlers-bodyguard#bmw-r12 Hitler's Bodyguard]
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* [https://motopixel.org/pixel/die-wehrmacht-eine-bilanz#bmw-r12 Die Wehrmacht - Eine Bilanz]
* [https://motopixel.org/pixel/quel-maledetto-treno-blindato#bmw-r12 Quel maledetto treno blindato]
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* [https://motopixel.org/pixel/bluszcz#bmw-r12 Bluszcz]
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* [https://motopixel.org/pixel/fontana-pre-zuzanu#bmw-r12 Fontána pre Zuzanu]
* [https://motopixel.org/pixel/triple-cross#bmw-r12 Triple Cross]
* [https://motopixel.org/pixel/betrayed#bmw-r12 Betrayed]
* [https://motopixel.org/pixel/les-chinois-a-paris#bmw-r12 Les chinois à Paris]
* [https://motopixel.org/pixel/le-train#bmw-r12 Le train]
* [https://motopixel.org/pixel/la-traversee-de-paris#bmw-r12 La traversée de Paris]
* [https://motopixel.org/pixel/les-impures#bmw-r12 Les impures]
* [https://motopixel.org/pixel/hitler-in-colour#bmw-r12 Hitler in Colour]
* [https://motopixel.org/pixel/i-leopardi-di-churchill#bmw-r12 I Leopardi di Churchill]
* [https://motopixel.org/pixel/brdrene-dal-og-professor-drvels-hemmelighet#bmw-r12 Brødrene Dal og professor Drøvels hemmelighet]
* [https://motopixel.org/pixel/pistruiatul#bmw-r12 Pistruiatul]
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* [https://motopixel.org/pixel/sins#bmw-r12 Sins]
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* [https://motopixel.org/pixel/strange-angel#bmw-r12 Strange Angel]
* [https://motopixel.org/pixel/la-verte-moisson#bmw-r12 La verte moisson]
* [https://motopixel.org/pixel/die-wache#bmw-r12 Die Wache]
* [https://motopixel.org/pixel/from-hell-to-victory#bmw-r12 From Hell to Victory]
* [https://motopixel.org/pixel/spojrzenie-na-wrzesien#bmw-r12 Spojrzenie na wrzesien]

[[Category:Classic motorcycles]]
[[Category:BMW motorcycles]]
[[Category:1930s motorcycles]]
[[Category:1940s motorcycles]]
[[Category:Motorcycles needing images]]