This comprehensive Yamaha GT-80 DT-100 service repair workshop manual covers models from 1977 to 1982. It is designed to provide detailed instructions and technical specifications for servicing, repairing, and maintaining your motorcycle. The manual includes detailed step-by-step instructions, clear illustrations, and diagrams to guide you through every aspect of repair and maintenance. From basic troubleshooting to complex engine rebuilds, this manual is your essential resource for keeping your Yamaha GT-80 DT-100 running smoothly. This manual is the same one used by professional mechanics and workshops, ensuring you have access to the most accurate and up-to-date information available. It is a valuable tool for any DIY enthusiast looking to save money and gain a deeper understanding of their motorcycle.

## The Yamaha GT-80/DT-100: A Legacy of Reliability and Adventure The Yamaha GT-80 and DT-100, produced from 1977 to 1982, represent a significant chapter in the history of Yamaha's motorcycle production. These models were known for their ruggedness, dependability, and versatility, making them immensely popular among both casual riders and serious off-road enthusiasts. The GT-80, featuring a 79cc air-cooled two-stroke engine, was designed as a street-legal commuter and was appreciated for its nimble handling and fuel efficiency. It was a lightweight and accessible machine, perfect for navigating urban streets and offering a fun and economical way to get around. On the other hand, the DT-100, powered by a slightly larger 98cc engine, was a true off-road machine, designed to tackle challenging terrains with ease. Its robust frame, knobby tires, and powerful engine made it a favorite for trail riding, enduro competitions, and even motocross. Both the GT-80 and DT-100 benefited from Yamaha's reputation for quality engineering and durable construction. They featured a simple yet reliable design, making them easy to maintain and repair. These motorcycles became known for their long-lasting engines, sturdy frames, and robust suspension systems, ensuring they could withstand the rigors of daily use and off-road adventures. The GT-80/DT-100 models also showcased Yamaha's commitment to accessibility, offering an affordable entry point into the world of motorcycling. Their relatively low price made them appealing to young riders and those looking for a reliable and economical mode of transportation. This affordability coupled with their robust build and the ease of maintenance made the Yamaha GT-80/DT-100 a true success story, leaving a lasting legacy of reliable performance and adventurous spirit.