BMW R42 1928 - Specifications & Review

Article Complete Info
| Articleid | 374352 |
|---|---|
| Category | Allround |
| Make | BMW |
| Model | R42 |
| Year | 1928 |
Chassis, Suspension, Brakes & Wheels
| Frametype | Steel doble cradle |
|---|---|
| Frontbrakes | Expanding brake (drum brake) |
| Frontbrakesdiameter | 150 mm (5.9 inches) |
| Frontsuspension | Leading link |
| Fronttyre | 3.5-26 |
| Rearsuspension | Rigid |
| Reartyre | 3.5-26 |
| Seat | Single seat |
Engine & Transmission
| Borexstroke | 68.0 x 68.0 mm (2.7 x 2.7 inches) |
|---|---|
| Clutch | Dry-single plate-cable operated |
| Compression | 4.9:1 |
| Coolingsystem | Air |
| Displacement | 494.00 ccm (30.14 cubic inches) |
| Enginedetails | Two cylinder boxer, four-stroke |
| Fuelsystem | Carburettor. 20mm BMW Spezial |
| Gearbox | 3-speed |
| Lubricationsystem | Wet sump |
| Power | 11.96 HP (8.7 kW)) @ 3400 RPM |
| Topspeed | 95.0 km/h (59.0 mph) |
| Transmissiontypefinaldrive | Shaft drive (cardan) |
Other Specifications
| Starter | Kick |
|---|
Physical Measures & Capacities
| Overallheight | 950 mm (37.4 inches) |
|---|---|
| Overalllength | 2,100 mm (82.7 inches) |
| Overallwidth | 800 mm (31.5 inches) |
| Weightincloilgasetc | 126.0 kg (277.8 pounds) |
About BMW R42 1928
Introducing the 1928 BMW R42: A Classic Allrounder
Step back in time to the late 1920s, when motorcycling was transforming into a thrilling mode of transportation, and meet the BMW R42. Launched in 1928, this iconic model signified a pivotal moment for BMW as it entered the motorcycle market with a robust and versatile design. Positioned as an allround motorcycle, the R42 was engineered to cater to a vast array of riders—from casual enthusiasts to those seeking spirited rides across the open road. Its classic styling, paired with BMW’s commitment to quality, quickly established the R42 as a respected choice among motorcyclists of the era.
At the heart of the R42 lies its impressive 494cc two-cylinder boxer engine, which delivers a respectable 11.96 horsepower at 3,400 RPM. This four-stroke powerhouse, with a balanced bore and stroke of 68mm, is renowned for its distinctive sound and character. Riders will appreciate the smooth power delivery and the capability to reach a top speed of 95 km/h (59 mph), making it suitable for both city commuting and weekend getaways. The 3-speed gearbox and shaft drive offer a reliable and engaging riding experience, while the air-cooled system ensures longevity even during extended journeys. The R42’s rigid rear suspension contributes to its vintage charm, providing a ride that feels connected to the road.
The BMW R42 is not just about raw power; it also boasts several features that highlight the ingenuity of its time. The steel double cradle frame ensures stability and durability, while the leading-link front suspension enhances cornering capabilities. The expanding drum brakes, with a diameter of 150 mm, offer sufficient stopping power, a necessity in an era when brakes were still evolving. Complemented by a kick starter, the R42 seamlessly blends simplicity with function, making it a reliable companion for any ride. Whether you're cruising through town or embarking on an adventure, the R42 stands as a testament to BMW's engineering prowess and commitment to rider satisfaction.
Pros and Cons of the 1928 BMW R42
Pros:
- Timeless Design: The classic aesthetics and iconic BMW styling make it a coveted piece for collectors and enthusiasts alike.
- Reliable Engine: The boxer engine configuration offers smooth performance and a uniquely engaging riding experience.
- Sturdy Construction: Built with a robust steel frame and solid components, the R42 is designed to withstand the rigors of the road.
Cons:
- Limited Speed and Power: While it offers decent performance for its time, modern standards may find the R42 lacking in acceleration and top speed.
- Rigid Suspension: The rear rigid suspension can lead to a less comfortable ride on bumpy roads compared to modern motorcycles with advanced suspension systems.
- Basic Features: Lacking modern conveniences such as electric start and advanced braking systems, the R42 requires a more hands-on approach to riding and maintenance.
In summary, the 1928 BMW R42 embodies the spirit of early motorcycling—simple yet effective, and undoubtedly stylish. Whether you're a seasoned collector or a passionate rider, this vintage masterpiece is sure to ignite a sense of adventure and nostalgia.
