Ariel 4G Square Four 1000 1937 - Specifications & Review

4G Square Four 1000

Article Complete Info

Articleid423079
CategoryAllround
MakeAriel
Model4G Square Four 1000
Year1937

Chassis, Suspension, Brakes & Wheels

FrametypeTubular single loop
FrontbrakesExpanding brake (drum brake)
Frontbrakesdiameter203 mm (8.0 inches)
FrontsuspensionTelescopic fork
Fronttyre3.25-19
RearbrakesExpanding brake (drum brake)
Rearbrakesdiameter178 mm (7.0 inches)
RearsuspensionPlunger-link spring
Reartyre4.00-18
WheelsWire spoked

Engine & Transmission

Borexstroke65.0 x 78.0 mm (2.6 x 3.1 inches)
Compression6.0:1
CoolingsystemAir
Displacement997.00 ccm (60.84 cubic inches)
EnginedetailsSquare four cylinder
EnginetypeDouble twin cylinder arranged as a square
FuelsystemCarburettor. SU MC2 carburettor
Gearbox4-speed
Power35.00 HP (25.5 kW)) @ 5500 RPM
Topspeed140.0 km/h (87.0 mph)
TransmissiontypefinaldriveChain
Valvespercylinder2

Other Specifications

ColoroptionsRed/white
StarterKick

Physical Measures & Capacities

Dryweight193.0 kg (425.5 pounds)
Fuelcapacity23.00 litres (6.08 gallons)
Overalllength2,083 mm (82.0 inches)
Powerweightratio0.1813 HP/kg

About Ariel 4G Square Four 1000 1937

Introducing the 1937 Ariel 4G Square Four 1000, a stunning piece of engineering that stands as a testament to the golden age of British motorcycling. Ariel, a name synonymous with innovation and quality, pushed the boundaries of performance with this all-rounder motorcycle, which perfectly balances power, style, and comfort. The 4G Square Four was designed for those who sought both adventure and elegance, making it a coveted choice among enthusiasts and collectors alike. With its striking red and white color options, this bike not only turns heads but also delivers a uniquely exhilarating riding experience that captures the spirit of the time.

At the heart of the 4G Square Four is a square four-cylinder engine that boasts a displacement of 997 cc, producing an impressive 35 HP at 5500 RPM. This power translates to a top speed of 140 km/h (87 mph), allowing riders to glide effortlessly along the open roads. The engine's 6.0:1 compression ratio, combined with its SU MC2 carburettor, ensures a responsive throttle and smooth acceleration, making every ride a thrilling experience. The motorcycle's 4-speed gearbox and chain final drive provide seamless gear shifts, making it equally adept at navigating city streets or cruising on the highway. Riders will appreciate the bike's weight of 193 kg (425.5 lbs), which offers a sturdy yet agile handling characteristic that inspires confidence in all riding conditions.

The 1937 Ariel 4G Square Four is not just about brute force; it also features advanced technology for its time. The tubular single-loop frame ensures a robust structure, while the telescopic front fork and plunger-link rear suspension provide a comfortable ride, absorbing bumps with grace. The bike is equipped with drum brakes, featuring an 8-inch front brake and a 7-inch rear brake, delivering adequate stopping power for spirited riding. With a fuel capacity of 23 liters (6.08 gallons), the 4G Square Four is designed for longer journeys, allowing riders to embrace the open road without frequent stops. Kick-starting the engine adds a nostalgic touch, connecting riders with the traditional motorcycling experience.

PROs:

  1. Unique Engine Design: The square four-cylinder engine offers a distinctive performance and character, setting it apart from conventional motorcycles.
  2. Comfortable Ride: The telescopic front fork and plunger-link rear suspension combine to provide a smooth riding experience, even on uneven surfaces.
  3. Striking Aesthetics: With its classic red and white color scheme, the 4G Square Four is a visual delight that stands out in any collection.

CONs:

  1. Weight: At 193 kg, the motorcycle may feel heavy for some riders, especially at low speeds or when maneuvering in tight spaces.
  2. Drum Brakes: While adequate for the era, the drum brakes may not provide the same level of stopping power and responsiveness as modern disc brakes.
  3. Kick Start: The traditional kick-start mechanism can be less convenient compared to electric starters, particularly for novice riders or those in a hurry.

In summary, the 1937 Ariel 4G Square Four 1000 is more than just a motorcycle; it's a piece of history that embodies the spirit of adventure and innovation. Whether you're a seasoned rider or a collector, this motorcycle promises an unforgettable journey back to the golden days of motorcycling.

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