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{{DISPLAYTITLE:{{PAGENAME}}: history, specs, pictures}} | {{DISPLAYTITLE:{{PAGENAME}}: history, specs, pictures}} | ||
{{Motorcycle | {{Motorcycle | ||
|name = BMW R39 | |name = BMW R39 | ||
|aka = | |||
|aka = | |||
|manufacturer = BMW | |manufacturer = BMW | ||
|parent_company = | |parent_company = | ||
|production = | |production = 1926 - 1927 | ||
|model_year = | |model_year = | ||
|predecessor = | |predecessor = | ||
|successor = | |successor = | ||
|class = | |class = | ||
|engine = | |engine = single cylinder, four-stroke | ||
|bore_stroke = | |bore_stroke = 68.0mm x 68.0mm | ||
|compression = | |compression = | ||
|top_speed = 62 mph (100 km/h) | |top_speed = 62 mph (100 km/h) | ||
|power = 5.9 HP (4.4 KW) @ 4000RPM | |power = 5.9 HP (4.4 KW) @ 4000RPM | ||
|torque = | |torque = | ||
|fuel_system = carburetor. 20mm bmw spezial | |||
|ignition = | |ignition = | ||
|spark_plug = | |spark_plug = | ||
|battery = | |battery = | ||
|transmission = Gear box: 3 speed | |transmission = Gear box: 3-speed <br> | ||
Final Drive: [[shaft]] <br> | Final Drive: [[shaft drive]] (cardan) <br> | ||
Clutch: dry | Clutch: dry-single plate-cable operated <br> | ||
|frame = | |frame = | ||
|suspension =Front: | |suspension =Front: leading link <br> | ||
Rear: | Rear: rigid | ||
|brakes =Front: | |brakes =Front: expanding [[brake]] (drum brake) <br> | ||
|front_tire = {{tire| | |front_tire = {{tire|3.5-27}} | ||
|rear_tire = {{tire| | |rear_tire = {{tire|3.5-27}} | ||
|rake_trail = | |rake_trail = | ||
|wheelbase = | |wheelbase = | ||
|length = 80. | |length = 80.71 inches (2050 mm) | ||
|width = | |width = 31.5 inches (800 mm) | ||
|height = | |height = 37.4 inches (950 mm) | ||
|seat_height = | |seat_height = | ||
|dry_weight = | |dry_weight = | ||
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|competition = | |competition = | ||
}} | }} | ||
The '''[[BMW]] | |||
The '''[[BMW]] R39''' was a single cylinder, [[four-stroke]] standard produced by [[BMW]] between 1926 and 1927. It could reach a top speed of 62 mph (100 km/h). Claimed [[horsepower]] was 5.9 HP (4.4 KW) @ 4000 RPM. | |||
==Engine== | ==Engine== | ||
A | The engine was a [[air cooled]] single cylinder, four-stroke. A 68.0mm [[bore]] x 68.0mm [[stroke]] result in a [[displacement]] of just 247.0 cubic centimeters. Fuel was supplied via a overhead valves (ohv). | ||
==Drive== | ==Drive== | ||
The bike has a 3 speed | The bike has a 3-speed transmission. Power was moderated via the dry-single plate-cable operated. | ||
==Chassis== | ==Chassis== | ||
It came with a | It came with a 3.5-27 front [[tire]] and a 3.5-27 rear tire. The front suspension was a leading link while the rear was equipped with a rigid. | ||
[[Category:standard motorcycles]] | |||
[[ | |||
[[Category:BMW motorcycles]] | [[Category:BMW motorcycles]] | ||
[[Category:1920s motorcycles]] | [[Category:1920s motorcycles]] | ||
[[Category:Motorcycles needing images]] | |||