Back to Bike FinderYears: 1969 · 1968 · 1967
BMW R50US
1967Allround

BMW R50US

Key specifications

Engine
494 cc
Power
26 HP
Fuel type
petrol
Fuel capacity
4.5 L
Transmission
4-speed
Front brakes
Expanding brake (drum brake). Duplex full hub
Rear brakes
Expanding brake (drum brake). Simplex full hub

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)