Ariel 4G Square Four 1000 1942 - Specifications & Review

Introducing the 1942 Ariel 4G Square Four 1000, a motorcycle that stands as a unique testament to mid-20th century engineering. Often affectionately referred to as the "Squariel," this iconic machine was conceived during a tumultuous time in history and has since earned a revered place among classic motorcycle enthusiasts. Positioned in the all-rounder category, the 4G Square Four combines robust performance with innovative design, making it a versatile choice for riders seeking both style and substance. Designed by the legendary Edward Turner, this motorcycle captures the spirit of its era while delivering a ride that feels as fresh today as it did over 80 years ago.

At the heart of the Ariel 4G is its remarkable square four-cylinder engine, boasting a displacement of 995 cc. This engine produces a respectable 35 HP at 5,500 RPM, propelling the motorcycle to a top speed of 140 km/h (87 mph). The unique square configuration not only enhances the engine's performance but also lends a distinct character to the bike, offering an exhilarating yet smooth ride. With a compression ratio of 6.0:1 and an air-cooled design, the 4G Square Four is as resilient as it is powerful. The 4-speed gearbox paired with a chain final drive ensures seamless power delivery, making it an engaging ride whether you're cruising through city streets or tackling winding country roads.

The Ariel 4G is not just about raw power; it also showcases thoughtful engineering and features that enhance the riding experience. The tubular single-loop frame provides both strength and agility, while the telescopic front fork and plunger-link rear suspension deliver comfort and stability across various terrains. Stopping power is managed by drum brakes at both the front (203 mm) and rear (178 mm), offering reliable control in diverse riding conditions. With a fuel capacity of 23 liters, riders can embark on lengthy journeys with confidence, knowing that the "Squariel" is well-equipped for adventure.

PROs:

1. Unique Engine Design: The square four-cylinder engine offers a distinctive performance and character, setting it apart from traditional parallel or V-twin engines.
2. Comfortable Ride: The combination of a well-designed frame and advanced suspension systems provides a smooth and enjoyable riding experience, even on longer journeys.
3. Iconic Styling: The Ariel 4G embodies classic motorcycle aesthetics, making it a standout piece in any collection and a head-turner on the road.

CONs:

1. Weight: At 211 kg (465.2 pounds), the 4G can feel heavy, especially for newer riders or those accustomed to lighter motorcycles.
2. Drum Brakes: While reliable, the drum brakes may not provide the same stopping power or responsiveness as modern disc brakes, potentially affecting performance in emergency situations.
3. Limited Parts Availability: As a vintage motorcycle, finding replacement parts can be challenging, making maintenance and repairs more complex for owners.

In essence, the 1942 Ariel 4G Square Four 1000 is not just a motorcycle; it is a piece of history, a blend of innovative engineering and timeless style that continues to captivate riders and collectors alike.