NSU 101 OSB 1951 - Specifications & Review

Introducing the 1951 NSU 101 OSB, a classic motorcycle that embodies the spirit of post-war German engineering and innovation. Positioned in the sport category, this lightweight and nimble machine was designed to cater to the desires of the enthusiastic rider looking for a blend of performance and practicality. With its charming retro aesthetics and reliable build quality, the NSU 101 OSB captures the essence of the early 1950s motorcycle culture, making it a coveted piece of history for collectors and vintage motorcycle enthusiasts alike.

At the heart of the NSU 101 OSB lies a spirited 98cc single-cylinder, four-stroke engine capable of producing 5.8 horsepower at 6,500 RPM. This compact powerhouse allows the motorcycle to reach a top speed of 85 km/h (52.8 mph), making it an exhilarating ride for city commuting or weekend jaunts. Thanks to its 7.0:1 compression ratio and air-cooled design, riders can expect a smooth performance with a pleasing throttle response. The engine is paired with a chain final drive, providing a direct connection to the rear wheel, enhancing the overall riding experience. Whether navigating through urban streets or cruising along scenic routes, the NSU 101 OSB offers a delightful balance of agility and stability, making it an ideal choice for both new and seasoned riders.

The NSU 101 OSB is equipped with essential features that reflect the era's engineering prowess. Its pressed steel frame is both sturdy and lightweight, allowing for nimble handling and a powered-to-weight ratio of 0.0682 HP/kg. The motorcycle is fitted with reliable drum brakes at both the front and rear, providing adequate stopping power for its modest speed capabilities. With an 8-liter fuel tank, the NSU 101 OSB ensures that riders can enjoy longer rides without frequent refueling stops. The kick starter adds a touch of nostalgia, harking back to the days when starting a bike required a bit of physical engagement, further connecting the rider to the machine.

Pros:

1. Lightweight and Nimble: At just 85 kg (187.4 lbs), the NSU 101 OSB is easy to maneuver, making it perfect for urban environments and winding roads.
2. Classic Aesthetics: The vintage design and charm of the NSU 101 OSB appeal to collectors and enthusiasts who appreciate classic motorcycles.
3. Reliable Performance: The air-cooled engine and simple mechanical design contribute to the bike's reliability, making it a joy to ride.

Cons:

1. Limited Power: With only 5.8 HP, the motorcycle may feel underpowered for riders looking for high-performance thrills.
2. Basic Braking System: The drum brakes, while adequate for its speed, may not provide the same level of stopping power as modern disc brakes.
3. Kick Start Only: The reliance on a kick starter can be a drawback for some riders accustomed to the convenience of electric starts.

Overall, the 1951 NSU 101 OSB is a remarkable fusion of classic design and practical engineering, inviting riders to experience the joy of motorcycling as it was in the early 1950s.