The Yamaha TDR250, produced between 1988 and 1993, is a distinctive sport touring motorcycle renowned for its unique 250cc liquid-cooled, parallel-twin, two-stroke engine featuring the Yamaha Power Valve System (YPVS). Its lightweight perimeter frame, derived from Yamaha's sportbike heritage, contributes to agile handling, while the long-travel suspension ensures comfort and capability across various road conditions. This model was designed for riders seeking a versatile and sporty machine suitable for commuting, touring, and light off-road excursions, blending performance with practicality.

This comprehensive English-language service repair manual provides detailed guidance for maintaining and repairing the Yamaha TDR250 (model code 2YK). It covers all essential aspects, including full engine mechanicals, fuel and ignition systems, cooling, transmission, brakes, suspension, and electrical systems. The manual offers step-by-step procedures for routine maintenance, troubleshooting, component overhauls, and adjustments, making it an invaluable resource for owners and technicians aiming to preserve the vehicle's performance and longevity.