This comprehensive factory service repair manual, meticulously crafted for the Triumph Trophy 250 motorcycle, covers all production years from 1955 to 1974. It serves as an indispensable resource for both novice and experienced mechanics, offering a wealth of detailed instructions and illustrations to guide you through every repair and maintenance procedure. The manual delves into the complete disassembly of the motorcycle, providing step-by-step instructions for each component. Hundreds of high-quality images and illustrations complement the text, ensuring a clear understanding of each process. Detailed substeps expand on repair procedures, while notes, cautions, and warnings highlight critical information throughout each chapter. Numbered instructions guide you through every repair step-by-step, and bold figure numbers allow for quick reference to corresponding illustrations. Enlarged insets provide close-up views of parts for detailed examination. A numbered table of contents makes navigating the manual easy and efficient, allowing you to locate the information you need quickly. This manual also simplifies the diagnosis and repair of electrical system issues. Troubleshooting and electrical service procedures are integrated with detailed wiring diagrams for ease of use. Whether you're tackling a routine maintenance task or a complex repair, this manual provides the knowledge and guidance necessary to keep your Triumph Trophy 250 running smoothly.

The Triumph Trophy 250, a motorcycle produced by Triumph Motorcycles from 1955 to 1974, was a popular choice for both recreational and competitive riding. Designed as a lightweight and nimble machine, it quickly gained a reputation for its reliability and performance. The Trophy 250 was powered by a 248cc single-cylinder four-stroke engine, which produced a modest 16 horsepower. However, its lightweight frame and responsive handling made it surprisingly quick and agile, especially on winding roads. The Trophy 250 was available in various configurations, including standard, scrambler, and trials versions, catering to a diverse range of rider preferences. Its versatility extended to its use in competitive motorcycle racing, particularly in the burgeoning scrambles and trials disciplines. The Triumph Trophy 250's enduring appeal can be attributed to several factors. Its simple and robust construction made it incredibly user-friendly, even for novice riders. The single-cylinder engine was renowned for its smooth and reliable operation, while the motorcycle's compact size and light weight made it easy to maneuver and handle. The Trophy 250's design incorporated many innovative features, including a telescopic front fork and a rear swingarm suspension, which significantly improved rider comfort and handling. Throughout its production run, the Trophy 250 underwent a series of minor modifications, primarily focusing on cosmetic and performance enhancements. The introduction of electric start in later models further increased the motorcycle's practicality and appeal. Though production ceased in 1974, the Triumph Trophy 250 continues to be cherished by classic motorcycle enthusiasts. Its timeless design, rugged construction, and engaging riding experience solidify its place as a true icon of the golden age of British motorcycling.