NSU 601 OSL 1936 - Specifications & Review

Introducing the 1936 NSU 601 OSL, a remarkable example of pre-war engineering that embodies the spirit of the allround motorcycle category. NSU, a prominent German manufacturer, positioned the 601 OSL as a versatile and reliable bike for riders seeking adventure on both city streets and country roads. With its elegant design and robust performance, the 601 OSL quickly gained a reputation for being a dependable companion for long journeys and everyday commutes alike.

At the heart of the 601 OSL lies a powerful single-cylinder, four-stroke engine boasting a displacement of 562 cc. This engine delivers an impressive 24 horsepower at 4950 RPM, providing riders with ample power for spirited rides. The bore and stroke measurements of 85.0 x 99.0 mm ensure a smooth power delivery, allowing the bike to accelerate gracefully while maintaining excellent torque. The air-cooled engine, combined with a well-tuned Amal carburettor, offers a responsive throttle and a satisfying riding experience, making the 601 OSL a joy to pilot. With a weight of just 150 kg, the bike showcases an admirable power-to-weight ratio of 0.1600 HP/kg, ensuring nimble handling and agility, whether navigating through traffic or cruising on open roads.

The 1936 NSU 601 OSL is not just about performance; it also features several key elements that enhance its overall appeal. The motorcycle is equipped with expanding drum brakes at both the front and rear, providing reliable stopping power that instills confidence even in challenging conditions. The kick starter adds a classic touch, embodying the spirit of the era while ensuring that riders can easily get back on the road with minimal fuss. Aesthetically, the bike boasts a timeless design that reflects the craftsmanship of the period, making it a sought-after collector's item among vintage motorcycle enthusiasts.

PROs:

1. Agile Handling: Weighing in at only 150 kg, the NSU 601 OSL offers superb maneuverability, ideal for both city riding and longer tours.
2. Reliable Performance: The powerful single-cylinder engine delivers consistent performance, making it suitable for various riding conditions.
3. Classic Aesthetics: The elegant design and vintage charm make the 601 OSL a standout in any collection, appealing to enthusiasts of classic motorcycles.

CONs:

1. Limited Power: While adequate for its time, the 24 HP output may feel underwhelming for riders accustomed to modern motorcycles with higher performance.
2. Drum Brakes: The expanding drum brake system, while effective for its era, may not offer the same level of stopping power and responsiveness as contemporary disc brakes.
3. Kick Starter Only: The absence of an electric starter can be a drawback for some riders, especially in challenging situations where quick starts are necessary.

In summary, the 1936 NSU 601 OSL is not just a motorcycle; it’s a piece of history that offers a delightful blend of performance, reliability, and classic style. Whether you're a vintage motorcycle aficionado or a newcomer eager to explore the allure of the past, the NSU 601 OSL promises an unforgettable riding experience.