What is the engine displacement of the 1957 Ariel 4 G Square Four Mark II?

The 1957 Ariel 4 G Square Four Mark II has an engine displacement of 995.0 ccm (60.71 cubic inches).

What is the top speed of the 1957 Ariel 4 G Square Four Mark II?

The 1957 Ariel 4 G Square Four Mark II has a top speed of 160.0 km/h (99.4 mph).

What is the fuel consumption of the 1957 Ariel 4 G Square Four Mark II?

The 1957 Ariel 4 G Square Four Mark II has an approximate fuel consumption of 3.04 litres/100 km (32.9 km/l or 77.38 mpg).

1957 Ariel 4 G Square Four Mark II Price, Specs, Review

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Review

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The 1957 Ariel 4 G Square Four Mark II is a classic motorcycle known for its distinctive 995cc square four-cylinder engine and a top speed of 99.4 mph. This engine configuration provides a smooth and unique riding experience. The 4-speed gearbox allows riders to effectively manage the engine's power, making it suitable for both relaxed cruising and more spirited riding. Equipped with an oil-damped telescopic fork front suspension, the 4 G Square Four Mark II offers improved comfort and control compared to earlier models. The expanding drum brake provides adequate stopping power for its performance capabilities. The fuel tank has a capacity of 5.0 US gallons, offering a decent range for longer journeys. This Ariel is geared toward enthusiasts who appreciate classic British motorcycles with innovative engineering. Its unique engine design, combined with its improved suspension and performance, makes it a desirable choice for those seeking a vintage riding experience with a touch of modern refinement. The 4 G Square Four Mark II represents a significant step in the evolution of Ariel's Square Four series.

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License Class (EU)

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Rule of thumb: under 125cc / 15HP → A1, under 47HP → A2, above → A.

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Fuel Economy & Running Costs

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Manufacturer-quoted consumption: 3.04 litres/100 km (32.9 km/l or 77.38 mpg).

⛽ Tank: 18.93 litres (5.00 US gallons)

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Insurance Class

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