NSU Neckarsulmer 4PS - Specifications & Review

Neckarsulmer 4PS

Article Complete Info

Articleid330817
CategorySport
MakeNSU
ModelNeckarsulmer 4PS
Year1908

Chassis, Suspension, Brakes & Wheels

FrametypeSteel tube
Fronttyre2.25-26
Reartyre2.25-26
SeatSingle

Engine & Transmission

Borexstroke85.0 x 85.0 mm (3.3 x 3.3 inches)
CoolingsystemLiquid
Displacement482.00 ccm (29.41 cubic inches)
EnginedetailsSingle cylinder, four-stroke
FuelsystemCarburettor
Power4.00 HP (2.9 kW)) @ 4200 RPM
Topspeed70.0 km/h (43.5 mph)
TransmissiontypefinaldriveBelt

Physical Measures & Capacities

Dryweight80.0 kg (176.4 pounds)
Powerweightratio0.0500 HP/kg

About NSU

Country of Origin: Germany
Founder: Christian Schmidt & Heinrich Stoll (NekarSUlm)
Best Known For: Racing innovation, the elegant Max singles, and the ubiquitous Quickly moped

Company History

NSU journeyed from sewing machines and bicycles to world-class motorcycles, setting speed records and capturing GP titles before focusing on mass mobility. The Max series brought overhead-cam elegance to everyday riders—refined singles with superb road manners—while the Quickly moped democratized transport across postwar Europe with cheap, reliable commuting. NSU engineers were restless innovators, experimenting with rotary engines and advanced valvetrains; the company’s later merger path led into the Audi lineage. On two wheels, the throughline was clarity: machines that balanced engineering ambition with usability, supported by dealer networks that understood their communities. Historically, NSU helped define what a modern, reliable motorcycle felt like before Japan reshaped the market, and it embedded itself in daily life through the Quickly’s millions. Restored Maxes and Quicklys remain reminders that elegance and utility can share a badge—and that good engineering ages gracefully.

Other Years

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