BMW R25 3 1956 - Specifications & Review
Article Complete Info
| Articleid | 528391 |
|---|---|
| Category | Allround |
| Make | BMW |
| Model | R25 3 |
| Year | 1956 |
Chassis, Suspension, Brakes & Wheels
| Frametype | Closed steel loop-welded |
|---|---|
| Frontbrakes | Expanding brake (drum brake) |
| Frontbrakesdiameter | 160 mm (6.3 inches) |
| Frontsuspension | Cartridge |
| Fronttyre | 3.27-18 |
| Rearbrakes | Expanding brake (drum brake) |
| Rearbrakesdiameter | 160 mm (6.3 inches) |
| Rearsuspension | Telscopic |
| Reartyre | 3.27-18 |
Engine & Transmission
| Borexstroke | 68.0 x 68.0 mm (2.7 x 2.7 inches) |
|---|---|
| Clutch | Single plate dry-cable operated |
| Compression | 7.1:1 |
| Coolingsystem | Air |
| Displacement | 247.00 ccm (15.07 cubic inches) |
| Enginedetails | Single cylinder, four-stroke |
| Fuelconsumption | 2.90 litres/100 km (34.5 km/l or 81.11 mpg) |
| Fuelsystem | Carburettor. Bing |
| Gearbox | 4-speed |
| Greenhousegases | 67.3 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Ignition | Battery |
| Lubricationsystem | Wet sump |
| Power | 13.05 HP (9.5 kW)) @ 5800 RPM |
| Topspeed | 88.0 km/h (54.7 mph) |
| Transmissiontypefinaldrive | Shaft drive (cardan) |
Other Specifications
| Starter | Kick |
|---|
Physical Measures & Capacities
| Fuelcapacity | 12.00 litres (3.17 gallons) |
|---|---|
| Groundclearance | 92 mm (3.6 inches) |
| Overallheight | 710 mm (28.0 inches) |
| Overalllength | 2,065 mm (81.3 inches) |
| Overallwidth | 760 mm (29.9 inches) |
| Seatheight | 730 mm (28.7 inches) If adjustable, lowest setting. |
| Weightincloilgasetc | 150.0 kg (330.7 pounds) |
About BMW R25 3 1956
Introducing the 1956 BMW R25/3: A Classic Allrounder
In the mid-1950s, BMW solidified its reputation as a maker of reliable and innovative motorcycles, and the 1956 R25/3 stands as a testament to this legacy. Positioned as an allround motorcycle, the R25/3 captured the hearts of enthusiasts seeking a blend of performance, comfort, and versatility. With its iconic design and robust engineering, this bike is not just a mode of transport; it's a piece of history that showcases an era where simplicity and functionality seamlessly intertwined. Whether you’re cruising through the countryside or navigating city streets, the R25/3 promises a riding experience steeped in character and charm.
At the heart of the R25/3 is a spirited 247cc single-cylinder, four-stroke engine. Producing 13.05 horsepower at 5,800 RPM, this powerplant may not inspire adrenaline-fueled speeds, but it delivers a thrilling ride up to 54.7 mph (88 km/h). The bike's impressive fuel efficiency of 2.90 litres per 100 km (81.11 mpg) makes it an ideal companion for long journeys or daily commutes. With a compression ratio of 7.1:1 and a balanced bore and stroke of 68mm, the engine provides a smooth, predictable power delivery. Complemented by a 4-speed gearbox and a shaft drive, the R25/3 ensures that each ride is not only enjoyable but also economical, allowing riders to explore with peace of mind.
The R25/3 is equipped with a closed steel loop-welded frame, providing a sturdy foundation for its chassis. The bike features a combination of cartridge front suspension and telescopic rear suspension, which together contribute to a comfortable ride over varying terrains. Stopping power is provided by expanding drum brakes at both the front and rear, each with a diameter of 160mm. Notably, the seat height of 730mm ensures that riders of varying sizes can confidently plant their feet on the ground, helping to enhance overall comfort and control. The classic kickstarter adds a nostalgic touch, giving riders a tactile connection to the machine. With a fuel capacity of 12 litres, the R25/3 is ready for the open road, beckoning adventure.
Pros and Cons of the 1956 BMW R25/3
Pros:
- Exceptional Fuel Efficiency: With a consumption rate of 2.90 litres per 100 km, this motorcycle is economical for long-distance travel.
- Classic Aesthetic Appeal: The vintage styling and signature BMW design elements make it a head-turner at any gathering or during a ride.
- Comfortable Riding Position: A reasonable seat height and well-balanced suspension offer a comfortable ride for various riders, enhancing overall handling.
Cons:
- Limited Power Output: The 13.05 HP engine may feel underpowered compared to modern motorcycles, especially for those seeking high-speed thrills.
- Drum Brakes: While sufficient for its time, the drum brake system may not provide the same stopping power or responsiveness as modern disc brakes.
- Kickstarter Only: The absence of an electric start can be a drawback for those accustomed to modern conveniences, requiring more effort to get going.
In summary, the 1956 BMW R25/3 is not just a motorcycle; it's an experience that allows riders to engage with the rich history of motorcycling. Its blend of vintage charm, efficient performance, and riding comfort ensures that it remains a beloved classic among enthusiasts and collectors alike.