NSU 601 OSB: history, specs, pictures

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NSU 601 OSB
Manufacturer NSU
Production 1936 - 1941
Engine single cylinder, four-stroke
Bore / Stroke 85.0mm x 99.0mm
Horse Power 25.48 HP (19.0 KW) @ 4950RPM
Fuel system carburettor. amal
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 3.50-19
Rear Tire 3.50-19
Wheelbase 55.91 inches (1420 mm)
Dimensions L 86.61 inches (2200 mm)
W 33.46 inches (850 mm)
H 39.37 inches (1000 mm)
Weight 330.69 pounds (150.0 Kg)
Manuals Service Manual
Tech Specs · Brochures · Reviews · Ads · Videos

The NSU 601 OSB was a single cylinder, four-stroke standard produced by NSU between 1936 and 1941. Claimed horsepower was 25.48 HP (19.0 KW) @ 4950 RPM.

Engine

The engine was a air cooled single cylinder, four-stroke. A 85.0mm bore x 99.0mm stroke result in a displacement of just 562.0 cubic centimeters.

Chassis

It came with a 3.50-19 front tire and a 3.50-19 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The bike weighed just 330.69 pounds (150.0 Kg). The wheelbase was 55.91 inches (1420 mm) long.