Ariel HT5 500 Trials 1957 - Specifications & Review

Introducing the 1957 Ariel HT5 500 Trials Motorcycle: A Classic Icon of Enduro Excellence

The 1957 Ariel HT5 500 Trials motorcycle stands as a revered emblem of British engineering and off-road prowess. Born during a golden era of motorcycle innovation, the HT5 was specifically designed to conquer the rugged terrains of trials and enduro riding. With its robust single-cylinder engine and lightweight construction, this bike perfectly bridges the gap between the spirited demands of competitive trials and the leisurely enjoyment of off-road escapades. As a quintessential representation of Ariel's commitment to performance and durability, the HT5 remains a sought-after classic among enthusiasts and collectors alike.

Engine Performance and Riding Characteristics: Unleashing Power with Precision

At the heart of the HT5 lies a 497cc single-cylinder, four-stroke engine that delivers a commendable 24.94 horsepower at 6000 RPM. This powerplant is not just about numbers; it offers an exhilarating blend of torque and responsiveness that transforms the riding experience. The air-cooled engine is complemented by a four-speed gearbox, allowing riders to seamlessly navigate through tight trails and steep inclines. The smooth power delivery, coupled with a lightweight frame tipping the scales at just 132 kg (291 pounds), ensures that the HT5 is agile and nimble, giving riders the confidence to tackle challenging terrains with ease. The motorcycle's power-to-weight ratio of 0.1889 HP/kg further enhances its performance, making it a formidable competitor in the trials arena.

Key Features and Technology: Built for the Bold

The 1957 Ariel HT5 is adorned with features that underscore its exceptional design and functionality. The single cradle frame provides structural integrity while keeping the weight low, enhancing handling and maneuverability. The telescopic front fork and swing arm rear suspension with hydraulic dampers work in harmony to absorb shocks from uneven surfaces, ensuring a smooth ride across all landscapes. Stopping power is provided by reliable drum brakes, both front and rear, boasting a diameter of 152 mm (6 inches), which deliver predictable stopping performance when faced with challenging obstacles. The kick starter is a nod to classic simplicity, allowing riders to easily bring this vintage beauty to life before embarking on their next adventure.

Pros and Cons: The HT5 at a Glance

Pros:

1. Agile Handling: Lightweight design and a well-balanced frame make it easy to maneuver in tight spaces and on rough trails.
2. Classic Appeal: The vintage aesthetics and historical significance make it a prized possession for collectors and enthusiasts.
3. Robust Performance: The powerful single-cylinder engine delivers a delightful mix of torque and power, ideal for trials and enduro riding.

Cons:

1. Limited Power: While capable, the 24.94 HP output may leave some riders desiring more power for high-speed pursuits.
2. Drum Brakes: While sufficient for trials, the drum brake system may not meet the expectations of modern riders accustomed to disc brakes.
3. Kick Start Only: The absence of an electric start may be less convenient for some, particularly in challenging terrain or inclement weather.

In summary, the 1957 Ariel HT5 500 Trials motorcycle is more than just a machine; it’s a testament to the spirit of adventure and a celebration of classic motorcycling. Whether you’re an avid collector or an adventurous rider, this iconic bike invites you to experience the thrill of trials riding like never before.