BMW R42 1926 - Specifications & Review

Discovering the 1926 BMW R42: A Classic Allround Motorcycle

The 1926 BMW R42 stands as a testament to early 20th-century engineering and design, embodying the spirit of adventure and innovation that BMW has come to represent. Positioned in the "Allround" category, the R42 was crafted for versatility, making it an ideal choice for both urban commuting and country excursions. With its distinctive styling and robust build, this motorcycle appeals not only to enthusiasts of vintage motorcycles but also to collectors eager to own a piece of history. The R42 marked BMW's foray into the motorcycle market, setting the stage for a legacy of performance and durability that continues to this day.

At the heart of the R42 is its impressive two-cylinder boxer engine, boasting a displacement of 494 cc and a power output of nearly 12 HP at 3,400 RPM. This four-stroke powerhouse delivers a top speed of 95 km/h (59 mph), allowing riders to experience the thrill of the open road while maintaining a sense of stability and control. With a compression ratio of 4.9:1 and a bore and stroke of 68 mm each, the engine's design emphasizes balance and efficiency, making for a smooth riding experience. Coupled with a three-speed gearbox and a reliable shaft drive, the R42 effortlessly combines power and practicality, ensuring a comfortable ride whether you’re navigating city streets or exploring the countryside.

The 1926 BMW R42 is packed with features that exemplify the technological advancements of its time. Its steel double cradle frame provides robust support, while the leading link front suspension enhances stability, making it suitable for various terrains. The classic drum brake, measuring 150 mm in diameter, offers reliable stopping power, and the rigid rear suspension contributes to a straightforward yet effective design ethos. Fuel efficiency is another highlight, with a consumption rate of just 3.00 liters per 100 km (approximately 78.41 mpg), allowing riders to enjoy long journeys without frequent fuel stops. The kick-starter adds a nostalgic charm, harking back to a simpler time when motorcycling was all about the thrill of the ride.

Pros and Cons of the 1926 BMW R42

Pros:

1. Timeless Design: The R42's classic aesthetic continues to captivate motorcycle enthusiasts and collectors alike.
2. Fuel Efficiency: With an impressive consumption rate, the R42 allows for extended rides without constant refueling.
3. Solid Performance: The boxer engine delivers a balanced mix of power and stability, ensuring a smooth riding experience.

Cons:

1. Limited Speed: While enjoyable, the top speed of 95 km/h may not satisfy those looking for high-performance thrills.
2. Basic Features: Modern riders may find the R42 lacks some contemporary conveniences such as electric start and advanced braking systems.
3. Rigid Rear Suspension: The lack of rear suspension may result in a less comfortable ride over rough terrain compared to modern bikes.

In summary, the 1926 BMW R42 is an iconic motorcycle that offers a unique blend of historical significance and reliable performance, making it a delightful choice for those who appreciate the roots of motorcycling. Whether you’re cruising down a scenic highway or displaying it at a vintage motorcycle show, the R42 promises an engaging ride steeped in history.