What is the engine displacement of the 1939 Triumph Speed Twin 5T?

The 1939 Triumph Speed Twin 5T has an engine displacement of 498.00 ccm (30.39 cubic inches).

How much horsepower does the 1939 Triumph Speed Twin 5T have?

The 1939 Triumph Speed Twin 5T produces 27.00 HP (19.7 kW)) @ 6300 RPM of power.

1939 Triumph Speed Twin 5T Price, Specs, Review

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Review

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The Triumph Speed Twin 5T 1939 is a legendary motorcycle that holds a special place in the history of motorcycling. With its iconic design and innovative engineering, it set the standard for performance and style in its era. The 500cc parallel-twin engine was a game-changer, delivering a perfect balance of power and smoothness that was unmatched at the time. The Speed Twin's handling and agility were also exceptional, making it a favorite among riders looking for a thrilling and dynamic riding experience. In addition to its impressive performance, the Triumph Speed Twin 5T 1939 is highly coveted by collectors and enthusiasts today. Its classic styling and timeless appeal have ensured its status as a sought-after vintage motorcycle. Owning a piece of motorcycle history like the Speed Twin not only provides a glimpse into the past but also offers a sense of pride and admiration for the craftsmanship and innovation of that era. For those who appreciate the blend of heritage and performance, the Triumph Speed Twin 5T 1939 remains a valuable and cherished piece of motorcycling history.

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Pros (Advantages)
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✅ Why buy this bike?

The Triumph Speed Twin 5T 1939 was one of the pioneering motorcycles to feature a parallel-twin engine design, setting the standard for many future models.

Its 500cc engine provided a good balance of power and smoothness, making it a versatile choice for both city commuting and long-distance touring.

The motorcycle's stylish and timeless design has made it a classic among vintage motorcycle enthusiasts, with its iconic lines and detailing.

With its advanced suspension system for the time, the Speed Twin 5T offered a comfortable and stable ride, even on rougher roads.

The Triumph brand's reputation for reliability and durability ensured that the Speed Twin 5T was a dependable choice for riders looking for a trustworthy motorcycle.

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Cons (Disadvantages)
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⚠️ Things to consider

Limited top speed compared to other motorcycles of the era.

Relatively heavy weight, which can affect handling and maneuverability.

Older technology and design may result in more frequent maintenance and repairs.

Limited availability of spare parts due to the age of the motorcycle.

Lack of modern safety features such as ABS or traction control.

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Alternatives
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⚖️ Comparison & Competition

Harley-Davidson WLA

The Harley-Davidson WLA was a rugged and reliable military motorcycle used during World War II. It featured a similar classic design to the Triumph Speed Twin 5T and was known for its durability and performance.

Indian Scout

The Indian Scout is a legendary American motorcycle known for its powerful engine and smooth handling. It offers a classic cruiser style similar to the Triumph Speed Twin 5T and is popular among riders who appreciate both performance and style.

BMW R5

The BMW R5 is a classic German motorcycle that was produced in the 1930s. Known for its elegant design and advanced engineering, the R5 offers a unique alternative to the Triumph Speed Twin 5T with its distinctive styling and smooth performance.

Norton Model 18

The Norton Model 18 is a British classic that was popular in the pre-World War II era. With its iconic styling and reliable performance, the Model 18 is a timeless alternative to the Triumph Speed Twin 5T for riders who appreciate vintage motorcycles.

BSA Gold Star

The BSA Gold Star is a legendary British motorcycle that gained fame for its racing success in the 1950s. With its powerful engine and agile handling, the Gold Star offers a thrilling alternative to the Triumph Speed Twin 5T for riders seeking a high-performance vintage motorcycle

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License Class (EU)
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The Triumph Speed Twin 5T produces 27 HP, fitting A2 license limits (max 35 kW / 47 HP). For riders 18+.

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Fuel Economy & Running Costs
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Estimated average for 498cc class: 45-60 mpg (4.0-5.5 L/100km)

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Insurance Class
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Insurance grouping for Triumph Speed Twin 5T (498cc):

📋 Group 8-15 — mid-range

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Insurance Calculator (UK est.)
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Personalised premium estimate for the Triumph Speed Twin 5T (UK rates):

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💡 Estimate based on UK market averages. For real quotes, compare on Compare the Market, MoneySuperMarket, GoCompare.

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Price Estimate
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Estimated price range for the Triumph Speed Twin 5T based on comparable motorcycles:

AVERAGE

$2,761

📊 Category-based (18 motorcycles) · Approximate (USD)

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Buy New & Used
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Find new and used Triumph Speed Twin 5T 1939 listings:

🛒 eBay Motors 🏍️ Cycle Trader 🇬🇧 Auto Trader UK 🔍 Google Listings

💡 Third-party listings. MotoBike Info is informational only.

👤 Final premium varies by rider age, history, location.

⚙️ Full Specifications

No specifications found.

📋 Detailed Review

The Triumph Speed Twin 5T 1939 is a legendary motorcycle that holds a special place in the history of motorcycling. With its iconic design and innovative engineering, it set the standard for performance and style in its era. The 500cc parallel-twin engine was a game-changer, delivering a perfect balance of power and smoothness that was unmatched at the time. The Speed Twin's handling and agility were also exceptional, making it a favorite among riders looking for a thrilling and dynamic riding experience. In addition to its impressive performance, the Triumph Speed Twin 5T 1939 is highly coveted by collectors and enthusiasts today. Its classic styling and timeless appeal have ensured its status as a sought-after vintage motorcycle. Owning a piece of motorcycle history like the Speed Twin not only provides a glimpse into the past but also offers a sense of pride and admiration for the craftsmanship and innovation of that era. For those who appreciate the blend of heritage and performance, the Triumph Speed Twin 5T 1939 remains a valuable and cherished piece of motorcycling history.

🎬 Video Reviews

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📷 Gallery

⚡ Key Specs

Displacement498.00 ccm (30.39 cubic inches)

Power27.00 HP (19.7 kW)) @ 6300 RPM

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Triumph Speed Twin 5T

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