AJS E5 – 350cc 1925


The AJS E5 350cc from 1925 is a classic British motorcycle manufactured by AJS (Associated Motor Cycles). Here’s an in-depth look at its specifications, manufacturer design, legacy, and interesting facts:


  • Engine: 349cc single-cylinder, four-stroke engine.
  • Power: Approximately 10 horsepower.
  • Transmission: 3-speed gearbox.
  • Frame: Typically a rigid frame with telescopic front forks and rigid rear suspension.
  • Brakes: Drum brakes (early models might have had mechanical brakes).

Manufacturer Design:

AJS designed the E5 to be a reliable and versatile motorcycle suitable for both everyday commuting and leisure riding. It featured a sturdy frame, economical engine, and straightforward design typical of motorcycles from the early 20th century.


  1. Engineering Pedigree: AJS was known for its robust engineering and attention to detail, qualities reflected in the E5. The model contributed to AJS’s reputation for producing durable motorcycles capable of enduring rough road conditions.
  2. Popularity: The E5 was part of AJS’s successful lineup during the interwar period, appealing to a wide range of riders due to its balance of affordability, reliability, and performance.
  3. Historical Significance: As a motorcycle from the 1920s, the AJS E5 represents a transitional period in motorcycle design when manufacturers were experimenting with new technologies and refining their production techniques to meet growing consumer demand.

Most Interesting Facts:

  1. Innovation: The E5 might have incorporated innovative features for its time, such as improved carburetors and ignition systems, aimed at enhancing fuel efficiency and reliability.
  2. Sporting Heritage: AJS motorcycles, including the E5, enjoyed success in competitive racing events, bolstering the brand’s reputation for performance and reliability on the track.
  3. Collector’s Item: Due to its historical significance and relative rarity today, the AJS E5 is highly sought after by motorcycle collectors and enthusiasts interested in vintage British motorcycles.

Conclusion:  The AJS E5 350cc holds importance as a representative model of early 20th-century British motorcycle engineering, embodying AJS’s commitment to quality and innovation. Its legacy includes influencing subsequent AJS models and contributing to the brand’s enduring appeal among motorcycle enthusiasts worldwide.

In conclusion, the AJS E5 350cc remains a cherished example of classic British motorcycle design, admired for its simplicity, reliability, and historical significance in the evolution of motorcycles during the early 20th century.


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