BMW R42 1928

Complete specifications and details for the 1928 BMW R42. This comprehensive guide includes engine specifications, dimensions, features, and performance data.

BMW R42 1928

Basic Information

MakeBMW
ModelR42
Year1928
CategoryAllround

Chassis, Suspension & Brakes

Frame TypeSteel doble cradle
Front BrakesExpanding brake (drum brake)
Front Brakes Diameter150 mm (5.9 inches)
Front SuspensionLeading link
Front Tyre3.5-26
Rear SuspensionRigid
Rear Tyre3.5-26
SeatSingle seat

Other Specifications

StarterKick

Engine & Transmission

Displacement494.00 ccm (30.14 cubic inches)
Engine DetailsTwo cylinder boxer, four-stroke
Power11.96 HP (8.7 kW)) @ 3400 RPM
Top Speed95.0 km/h (59.0 mph)
Compression4.9:1
Bore X Stroke68.0 x 68.0 mm (2.7 x 2.7 inches)
Fuel SystemCarburettor. 20mm BMW Spezial
Lubrication SystemWet sump
Cooling SystemAir
Gearbox3-speed
Transmission Type Final DriveShaft drive (cardan)
ClutchDry-single plate-cable operated

Dimensions & Capacities

Overall Height950 mm (37.4 inches)
Overall Length2,100 mm (82.7 inches)
Overall Width800 mm (31.5 inches)
Weight Incl Oil Gas Etc126.0 kg (277.8 pounds)