Back to Bike FinderYears: 1936 · 1935 · 1934 · 1933 · 1932
Ariel 4F Square Four 600
1932Allround

Ariel 4F Square Four 600

Key specifications

Engine
601 cc
Power
23 HP
Weight
168 kg
Fuel type
petrol
Fuel capacity
3.5 L
Transmission
4-speed
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

Introducing the 1932 Ariel 4F Square Four 600 Step back in time to the early 1930s, a golden era of motorcycling, where innovation met style, and the 1932 Ariel 4F Square Four 600 stood as a shining beacon of engineering prowess. Designed for the allround rider, this motorcycle encapsulates the spirit of adventure and freedom that enthusiasts crave. The Ariel 4F is not just a motorcycle; it is a statement piece, embodying the elegance and performance of its time, making it a desirable classic for collectors and vintage ride aficionados alike. With its distinctive square four-cylinder engine and charming design, the 4F Square Four is as much a conversation starter as it is a capable machine on the road. Engine Performance and Riding Characteristics At the heart of the 4F Square Four lies a remarkable 601cc square four-cylinder engine, expertly engineered to deliver a solid 23 horsepower at 5600 RPM. With a compression ratio of 6.9:1, this motorcycle boasts a lively performance that feels agile yet stable, allowing riders to navigate through winding roads with confidence. The engine’s unique configuration not only contributes to its smooth power delivery but also provides a character that is distinctly Ariel. Coupled with a 4-speed gearbox and a chain final drive, the 4F offers a versatile riding experience, whether you are cruising through town or embarking on a long-distance journey. The air-cooled system keeps the engine running efficiently, ensuring that you can enjoy the ride without worrying about overheating. Key Features and Technology The 1932 Ariel 4F Square Four is not just about engine performance; it also boasts a well-thought-out chassis and suspension setup. The semi-cradle frame provides robust support while minimizing weight, tipping the scales at a manageable 168 kg (370.4 lbs). It features spring girder front suspension that enhances comfort and stability, making it a joy to ride over various terrains. The drum brakes, both front and rear, deliver reliable stopping power that aligns with the era’s technology. Another standout feature is the optional sidecar, expanding the 4F's utility and making it an appealing option for riders looking to share the experience with a passenger. **

Pros

    Cons

    • Unique Engine Configuration: The square four design provides a distinctive riding experience with smooth power delivery.
    • Versatile Riding Capabilities: Suitable for both urban commuting and longer journeys, thanks to its balanced performance and comfort.
    • Classic Aesthetic: Timeless design and charm, making it a collector's favorite and a head-turner on the roads.
    • Weight: At 168 kg, it may feel heavier compared to modern motorcycles, which could be challenging for some riders.
    • Braking Technology: Drum brakes, while characteristic of the era, may not offer the same stopping power as contemporary disc brakes, requiring extra caution.
    • Limited Parts Availability: As a vintage model, sourcing parts for maintenance or restoration can be more challenging than for modern motorcycles.

    Technical details

    Source specification data

    Make
    Ariel
    Model
    4F Square Four 600
    Category
    Allround
    Starter
    Kick
    Comments
    Optional sidecar
    Power
    23.00 HP (16.8 kW)) @ 5600 RPM
    Gearbox
    4-speed
    Engine Type
    Double twin - square 4 cylinder arrangement
    Fuel System
    Carburettor
    Bore X Stroke
    56.0 x 61.0 mm (2.2 x 2.4 inches)
    Compression
    6.9:1
    Displacement
    601.00 ccm (36.67 cubic inches)
    Cooling System
    Air
    Engine Details
    Square four cylinder
    Exhaust System
    2 x 1-into-1
    Valves Per Cylinder
    2
    Transmission Type Final Drive
    Chain
    Dry Weight
    168.0 kg (370.4 pounds)
    Fuel Capacity
    13.25 litres (3.50 gallons)
    Power Weight Ratio
    0.1369 HP/kg
    Wheels
    Wire spoked
    Rear Tyre
    3.25-19
    Frame Type
    Semi-cradle
    Front Tyre
    3.25-19
    Rear Brakes
    Expanding brake (drum brake)
    Front Brakes
    Expanding brake (drum brake)
    Rear Suspension
    Rigid
    Front Suspension
    Spring girders