Triumph Speed Twin 1957 - Specifications & Review

Introducing the 1957 Triumph Speed Twin

The 1957 Triumph Speed Twin epitomizes the spirit of mid-century motorcycling, a time when innovation and classic design intertwined to create legendary machines. Positioned as an allround motorcycle, the Speed Twin gained a cult following among enthusiasts for its versatility, reliability, and unmistakable British charm. Whether navigating city streets or roaring down country lanes, this bike captured the hearts of riders who appreciated its blend of performance and style. Triumph, a hallmark of British engineering, delivered a motorcycle that not only met the demands of the era but also set the standard for future generations.

Engine Performance and Riding Characteristics

At the heart of the Speed Twin lies a robust 498cc twin-cylinder, four-stroke engine that produces a spirited 27 HP at 6300 RPM. This power plant is paired with an Amal carburettor that ensures smooth throttle response and optimal fuel delivery, allowing the rider to enjoy a thrilling yet controlled experience. The bike's chain final drive translates the engine's power seamlessly to the rear wheel, providing a commendable power-to-weight ratio of 0.1701 HP/kg. Riders will appreciate the Speed Twin's agile handling, thanks to its lightweight design at just 158.8 kg (350.0 pounds). The combination of a telescopic front suspension and optional rigid rear suspension allows for a balanced ride, whether cruising or tackling more spirited corners.

Key Features and Technology

The 1957 Speed Twin integrates several noteworthy features that enhance both aesthetics and performance. Its timeless design is highlighted by traditional drum brakes at both the front and rear, offering reliable stopping power while maintaining the classic look. The bike's clean lines and minimalist approach embody the spirit of the era, with chrome accents that sparkle in the sunlight. The choice of rigid-optional sprung hub for the rear suspension presents a unique option for riders seeking a more cushioned ride. Overall, the Triumph Speed Twin is not only a mechanical marvel but also a piece of art that continues to resonate with collectors and classic motorcycle aficionados.

Pros and Cons

Pros:

1. Classic Aesthetic: The Speed Twin's vintage design and chrome detailing are visually stunning, making it a head-turner at any motorcycle gathering.
2. Agile Handling: Lightweight and well-balanced, the bike offers an engaging riding experience, perfect for both new and seasoned riders.
3. Reliable Engine: With its simple yet effective engine design, the Speed Twin is known for its durability and ease of maintenance, making it an excellent choice for long-term ownership.

Cons:

1. Limited Braking Performance: The drum brakes, while adequate for their time, may feel less responsive compared to modern disc brakes, necessitating careful riding.
2. Vibration at Higher RPMs: Riders may experience some vibration through the handlebars at higher speeds, which could lead to fatigue on long journeys.
3. Suspension Limitations: While the telescopic front forks provide decent handling, the rear suspension options may not offer the comfort of contemporary systems, especially on rough terrain.

In summary, the 1957 Triumph Speed Twin stands as a testament to the golden age of motorcycling, offering a combination of style, performance, and historical significance that few can rival. Whether you're a collector or a rider seeking a nostalgic journey, the Speed Twin promises an experience unlike any other.