Difference between revisions of "BMW R32"

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|ignition        = magneto
 
|ignition        = magneto
 
|spark_plug      =
 
|spark_plug      =
|battery          = 5.1:1
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|battery          =  
 
|transmission    = Gear box: 3-speed <br>
 
|transmission    = Gear box: 3-speed <br>
 
Final Drive: [[shaft]] drive (cardan) <br>
 
Final Drive: [[shaft]] drive (cardan) <br>

Revision as of 18:42, 9 November 2019

1923-BMW-R32.jpg
'BMW R32'
Manufacturer
[[BMW]]
Also called R 32
Production 1923 - 1926
Class [[:Category:Classic motorcycles|Classic]] [[Category:Classic motorcycles]]
Engine
two cylinder boxer, four-stroke
Bore / Stroke 68.0mm x 68.0mm
Compression ratio 5.0:1
Top Speed 59 mph (95 km/h)
Horsepower 8.45 HP (6.3 KW) @ 3200RPM
Ignition magneto
Transmission Gear box: 3-speed

Final Drive: shaft drive (cardan)

Clutch: single plate dry-cable operated
Suspension Front: leading link
Rear: hard-tail, sprung seat
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 2.99-26
Rear Tire 2.99-26
Wheelbase 54.33 inches (1380 mm)
Length 82.68 inches (2100 mm)
Width 31.5 inches (800 mm)
Height 37.4 inches (950 mm)
Weight 122.0 kg (wet)
Fuel Capacity 3.7 Gallon (14.00 Liters)
Fuel Consumption 3.00 liters/100 km (33.3 km/l or 78.41 mpg)
Manuals Service Manual


The BMW R32 was a two cylinder boxer, four-stroke Classic motorcycle produced by BMW between 1923 and 1926. It could reach a top speed of 59 mph (95 km/h). Claimed horsepower was 8.45 HP (6.3 KW) @ 3200 RPM.


Intro

A 1923 BMW R32, with a shaft-drive, boxer twin engine

The R32 was the first BMW motorcycle ever manufactured. It was powered by a boxer engine that produced 8bhp at 3300 RPM. It was a rather expensive motorcycle but sold well due to it's clever design and nice fit and finish.

Engine

The engine was a air cooled two cylinder boxer, four-stroke. A 68.0mm bore x 68.0mm stroke result in a displacement of just 494.0 cubic centimeters. Fuel was supplied via a overhead valves (ohv).

Drive

The bike has a 3-speed transmission. Power was moderated via the single plate dry-cable operated.

Chassis

It came with a 2.99-26 front tire and a 2.99-26 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 leading link while the rear was equipped with a hard-tail, sprung seat. The R32 was fitted with a 3.7 Gallon (14.00 Liters) fuel tank. The wheelbase was 54.33 inches (1380 mm) long.

1923 - 1926 BMW R 32


The 1923 BMW R 32 has, at its heart, an air-cooled, four-stroke, 494cc, single vertical cylinder engine mated to a three-speed manual transmission, capable of producing 8.5 horsepower at 3200 rpm. This machine also came with laced wheels, a center stand, a parallelogram front suspension coupled to a hard-tail rear, a single sprung seat, a rear luggage rack, drum brakes in the front and in the rear, a front luggage rack, a small headlight and wide handlebars.

In Media