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{{Motorcycle | |||
|name = BMW R 3 | |||
|photo=bmw-r-3-1937-1937-0.jpg | |||
|aka = | |||
|manufacturer = BMW | |||
|parent_company = | |||
|production = 1937 | |||
|model_year = | |||
|predecessor = | |||
|successor = | |||
|class = Classic | |||
|engine = air-cooled, four-stroke, single vertical cylinder | |||
|bore_stroke = 68.6mm x 68.6mm | |||
|compression = 6.0:1 | |||
|top_speed = | |||
|power = 11.0 HP (8.2 KW) @ 4200RPM | |||
|torque = | |||
|ignition = | |||
|spark_plug = | |||
|battery = | |||
|transmission = Gear box: 4-speed, manual <br> | |||
Final Drive: [[shaft]] <br> | |||
Clutch: dry, single plate <br> | |||
|frame = | |||
|suspension =Front: parallelogram fork <br> | |||
Rear: hard-tail, sprung seat | |||
|brakes =Front: 200mm drum <br>Rear: 200mm drum | |||
|front_tire = {{tire|3.50 x 26}} | |||
|rear_tire = {{tire|3.50 x 26}} | |||
|rake_trail = | |||
|wheelbase = | |||
|length = | |||
|width = | |||
|height = | |||
|seat_height = | |||
|dry_weight = | |||
|wet_weight = 149.0 kg | |||
|fuel_capacity = | |||
|oil_capacity = | |||
|fuel_consumption = | |||
|turning_radius = | |||
|related = | |||
|competition = | |||
}} | |||
The '''[[BMW]] R 3''' was a air-cooled, four-stroke, single vertical cylinder Classic [[motorcycle]] produced by [[BMW]] in 1937. Claimed [[horsepower]] was 11.0 HP (8.2 KW) @ 4200 RPM. | |||
==Engine== | |||
A 68.6mm [[bore]] x 68.6mm [[stroke]] result in a [[displacement]] of just 305.0 cubic centimeters. | |||
==Drive== | |||
The bike has a 4-speed, manual transmission. Power was moderated via the dry, single plate. | |||
==Chassis== | |||
It came with a 3.50 x 26 front [[tire]] and a 3.50 x 26 rear tire. Stopping was achieved via 200mm drum in the front and a 200mm drum in the rear. The front suspension was a parallelogram fork while the rear was equipped with a hard-tail, sprung seat. | |||
==1937 BMW R 3== | |||
[[File:bmw-r-3-1937-1937-0.jpg|600px|1937 BMW R 3]] | |||
The 1937 MY BMW R 3 has, at its heart, an air-cooled, four-stroke, 305cc, single vertical cylinder powerplant paired to a four-speed manual transmission, that can produce a claimed 11 horsepower at 4200 rpm. Standard features include laced wheels, a rigid rear suspension with a sprung seat, a parallelogram front fork, a large headlight, a taillight, a drum braking system and large fenders. | |||
==In Media== | |||
* [https://motopixel.org/pixel/bodomin-legenda#bmw-r-3 Bodomin legenda] | |||
[[Category:Classic motorcycles]] | |||
[[Category:BMW motorcycles]] | |||
[[Category:1930s motorcycles]] | |||