BMW R71 1940 - Specifications & Review
Article Complete Info
| Articleid | 990936 |
|---|---|
| Category | Custom-cruiser |
| Make | BMW |
| Model | R71 |
| Year | 1940 |
Chassis, Suspension, Brakes & Wheels
| Frontbrakes | Expanding brake (drum brake). Single |
|---|---|
| Frontbrakesdiameter | 200 mm (7.9 inches) |
| Frontsuspension | Cartridge |
| Fronttyre | 3.5-19 |
| Rearbrakes | Expanding brake (drum brake) |
| Rearbrakesdiameter | 200 mm (7.9 inches) |
| Rearsuspension | Twin shock-Swingarm |
| Reartyre | 3.5-19 |
| Seat | Single seat |
| Wheels | Spoked |
Engine & Transmission
| Borexstroke | 78.0 x 78.0 mm (3.1 x 3.1 inches) |
|---|---|
| Clutch | Dry-single plate-cable operated |
| Compression | 5.5:1 |
| Coolingsystem | Air |
| Displacement | 746.00 ccm (45.52 cubic inches) |
| Enginedetails | Two cylinder boxer, four-stroke |
| Fuelconsumption | 4.50 litres/100 km (22.2 km/l or 52.27 mpg) |
| Fuelsystem | Carburettor. Graetzin G24 |
| Gearbox | 4-speed |
| Greenhousegases | 104.4 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Lubricationsystem | Wet sump |
| Power | 22.03 HP (16.1 kW)) @ 4600 RPM |
| Topspeed | 125.0 km/h (77.7 mph) |
| Transmissiontypefinaldrive | Shaft drive (cardan) |
Other Specifications
| Starter | Kick |
|---|
Physical Measures & Capacities
| Fuelcapacity | 14.00 litres (3.70 gallons) |
|---|---|
| Overallheight | 960 mm (37.8 inches) |
| Overalllength | 2,130 mm (83.9 inches) |
| Overallwidth | 815 mm (32.1 inches) |
| Weightincloilgasetc | 187.0 kg (412.3 pounds) |
About BMW R71 1940
Introducing the 1940 BMW R71: A Classic Cruiser with Timeless Appeal
The 1940 BMW R71 stands as a hallmark of early 20th-century engineering, embodying the spirit of adventure and robust design that characterized the era. Positioned as a custom-cruiser, this motorcycle is not only a stunning piece of history but also a testament to BMW's commitment to performance and reliability. With its unique boxer engine and classic styling, the R71 remains a highly sought-after model by collectors and enthusiasts alike, offering a glimpse into the golden age of motorcycle manufacturing.
Engine Performance and Riding Characteristics
At the heart of the R71 lies a 746cc air-cooled, two-cylinder boxer engine, delivering a commendable 22.03 horsepower at 4,600 RPM. This powertrain, coupled with a 4-speed gearbox and a shaft drive, translates into a smooth and engaging ride. Riders can expect a top speed of 125 km/h (77.7 mph), making it an exhilarating choice for both city cruising and open-road adventures. The engine’s design, featuring a balanced bore and stroke of 78mm, ensures a harmonious power delivery and a distinctive rumble that resonates with enthusiasts. With a fuel consumption rate of just 4.5 liters per 100 km (52.27 mpg), the R71 also proves to be efficient, allowing for longer journeys without frequent stops at the pump.
Key Features and Technology
The R71's design showcases an array of thoughtful features that enhance both safety and comfort. Equipped with a single expanding drum brake at the front and rear, both measuring 200mm, the motorcycle offers reliable stopping power. The front suspension employs a cartridge system while the rear features a twin-shock swingarm setup, providing a stable and comfortable ride over various terrains. With a weight of 187 kg (412.3 pounds), the R71 strikes a balance between agility and sturdiness, making it a pleasure to maneuver. Additional features like a 14-liter fuel tank and a kickstarter exemplify the simplicity and reliability of this classic machine, ensuring that it remains a favorite among vintage enthusiasts.
Pros and Cons
Pros:
- Timeless Design: The R71 boasts classic aesthetics that appeal to vintage motorcycle lovers and collectors.
- Reliable Performance: With its solid engine and efficient fuel consumption, the R71 is well-suited for long rides.
- Comfortable Handling: The balanced weight distribution and quality suspension contribute to a smooth and enjoyable riding experience.
Cons:
- Limited Speed: While the top speed is respectable for its time, modern motorcycles can easily outpace the R71.
- Basic Features: Lacking modern technology, such as electronic ignition or advanced braking systems, may deter some riders.
- Kick Starter Only: The absence of an electric start can be inconvenient, particularly for less experienced riders.
In summary, the 1940 BMW R71 is not just a motorcycle; it’s a piece of history that offers a blend of charm, performance, and a unique riding experience. Whether you’re a seasoned enthusiast or a newcomer to the world of classic motorcycles, the R71 provides an inviting entry point into the rich tapestry of motorcycling heritage.