
BMW R50US
Key specifications
Overview
Introducing the 1967 BMW R50US: A Classic Allrounder The 1967 BMW R50US stands as a testament to the timeless craftsmanship and engineering prowess of BMW, perfectly positioned in the allround category of motorcycles. With its distinctive boxer engine and robust build, the R50US captures the essence of mid-20th-century motorcycling, appealing to both seasoned riders and collectors alike. This model encapsulates the spirit of adventure, offering a reliable and versatile riding experience that has made it a beloved classic in the biking community. Performance and Riding Characteristics At the heart of the R50US lies a 494 cc two-cylinder boxer engine, a configuration that delivers a harmonious balance of power and stability. Producing approximately 25.97 horsepower at 5800 RPM, this four-stroke powerhouse allows riders to reach a top speed of 140 km/h (87 mph), providing ample performance for both city cruising and longer journeys. The engine's 7.5:1 compression ratio, combined with a 24mm Bing carburettor, ensures smooth throttle response and efficient fuel consumption—averaging an impressive 5.10 litres per 100 km (about 46.12 mpg). The four-speed gearbox and the reliable shaft drive system contribute to a seamless riding experience, enabling riders to tackle winding roads and open highways with confidence. Key Features and Technology The 1967 R50US is not just about power; it also showcases significant advancements in design and technology for its era. The sturdy steel double cradle frame provides excellent rigidity and stability, while the cartridge front suspension and twin-shock swingarm rear suspension ensure a comfortable ride over varying terrains. The braking system features robust drum brakes at both the front and rear, enhancing stopping power while providing a classic aesthetic. Additionally, the bike’s kick starter adds a nostalgic touch, embodying the simplicity and charm of vintage motorcycles. With a weight of 195 kg (429.9 lbs) and a fuel capacity of 17 litres (4.49 gallons), the R50US is well-suited for long-distance touring, making it an ideal companion for those who seek both adventure and comfort on the open road. **
Pros
Cons
- Iconic Design: The classic boxer engine and vintage styling attract enthusiasts and collectors alike.
- Efficient Fuel Consumption: With 46.12 mpg, it’s economical, making it perfect for long rides.
- Sturdy and Reliable: The steel double cradle frame and shaft drive offer durability and low maintenance.
- Limited Power: With 25.97 HP, it may feel underpowered for riders seeking high-performance capabilities.
- Weight: At 195 kg, it’s heavier than some modern counterparts, which can affect agility.
- Kick Start Only: The absence of an electric start may deter some riders accustomed to modern conveniences.
Technical details
Source specification data
- Make
- BMW
- Model
- R50US
- Category
- Allround
- Starter
- Kick
- Power
- 25.97 HP (19.0 kW)) @ 5800 RPM
- Clutch
- Dry-single plate-cable operated
- Gearbox
- 4-speed
- Ignition
- Magneto
- Top Speed
- 140.0 km/h (87.0 mph)
- Fuel System
- Carburettor. 24mm Bing
- Bore X Stroke
- 68.0 x 68.0 mm (2.7 x 2.7 inches)
- Compression
- 7.5:1
- Displacement
- 494.00 ccm (30.14 cubic inches)
- Cooling System
- Air
- Engine Details
- Two cylinder boxer, four-stroke
- Fuel Consumption
- 5.10 litres/100 km (19.6 km/l or 46.12 mpg)
- Greenhouse Gases
- O2
- g/km. (
- O2
- -
- Carbon
- dioxide emission)
- Lubrication System
- Wet sump
- Transmission Type Final Drive
- Shaft drive (cardan)
- Fuel Capacity
- 17.00 litres (4.49 gallons)
- Overall Width
- 660 mm (26.0 inches)
- Overall Height
- 980 mm (38.6 inches)
- Overall Length
- 2,137 mm (84.1 inches)
- Weight Incl Oil Gas Etc
- 195.0 kg (429.9 pounds)
- Seat
- Dual seat
- Rear Tyre
- 4.02-18.00
- Frame Type
- Steel doble cradle
- Front Tyre
- 3.50-18.00
- Rear Brakes
- Expanding
- brake (drum brake).
- Simplex
- full hub
- Front Brakes
- Expanding
- brake (drum brake).
- Duplex
- full hub
- Rear Suspension
- Twin shock-Swingarm
- Front Suspension
- Cartridge
- Rear Brakes Diameter
- 200 mm (7.9 inches)
- Front Brakes Diameter
- 200 mm (7.9 inches)