Ariel 4F Square Four 600 1935 - Specifications & Review

Introducing the 1935 Ariel 4F Square Four 600—an iconic motorcycle that stands as a testament to the innovative spirit of the 1930s. Designed for the all-rounder, this machine effortlessly combines performance, comfort, and style. Nestled in the heart of the British motorcycle industry, Ariel made its mark by pioneering unique designs, and the Square Four 600 is no exception. Its distinctive square four-cylinder engine and elegant lines make it a sought-after classic among collectors and enthusiasts alike, representing an era when motorcycles were not just vehicles but works of art.

At the core of the 4F Square Four is its remarkable square four-cylinder engine, boasting a displacement of 601cc and generating a spirited 23 horsepower at 5600 RPM. This configuration not only provides smooth power delivery but also contributes to the bike's impressive top speed of 140 km/h (87 mph). Riders will appreciate the bike's straightforward 4-speed gearbox and reliable chain final drive, allowing for a seamless transition between gears. With a compression ratio of 6.9:1, the engine delivers a thrilling ride while retaining the charm of its vintage origins. The combination of air cooling and a carburettor fuel system ensures a straightforward maintenance experience, making this model a favorite among enthusiasts who love the classic feel of a well-engineered motorcycle.

The 1935 Ariel 4F Square Four 600 is not just about performance; it’s also about the technology and features that make riding enjoyable. The tubular single-loop frame contributes to the bike's stability and handling, while the spring girder front suspension provides a comfortable ride over varied terrains. Both the front and rear drum brakes offer reliable stopping power, instilling confidence in riders navigating the open road. With a fuel capacity of 13.25 liters, this motorcycle is designed for longer journeys, allowing riders to experience the freedom of the open road without frequent stops. The kick starter adds to its vintage charm, connecting riders to the tactile experience of starting a real classic.

Pros:

1. Unique square four-cylinder engine design enhances smoothness and performance.
2. Classic aesthetics combined with practical features make it a standout on the road.
3. Comfortable riding experience thanks to the spring girder front suspension.

Cons:

1. Limited top speed may not satisfy riders looking for high-performance capabilities.
2. Drum brakes, while nostalgic, may lack the stopping power of modern disc brakes.
3. The rigid rear suspension can lead to a less cushioned ride on rough surfaces.

In summary, the 1935 Ariel 4F Square Four 600 is a beautifully crafted motorcycle that represents a significant chapter in motorcycle history. Its combination of unique engineering, classic styling, and comfortable ride makes it a treasured piece for any enthusiast's collection. Whether you're cruising down winding country roads or showcasing it at vintage motorcycle shows, this bike delivers a timeless experience that continues to captivate riders today.