The YZ85 is a purpose-built off-road motorcycle designed for motocross competition and serious recreational riding. Known for its strong performance and robust engineering, this 2005 model is part of the esteemed YZ series, a lineage celebrated for its dominance in the junior motocross class. It features a liquid-cooled, 84.7 cc two-stroke engine with a V-Force reed valve intake and a 28mm Keihin carburetor, delivering an estimated 20-25 horsepower. The motorcycle is equipped with hydraulic disc brakes front and rear for effective stopping power and adjustable suspension components for optimized handling and control, reflecting a legacy of producing durable and high-performance machines.

This comprehensive Service and Repair Manual provides detailed guidance for owners and technicians specializing in the YZ85. It covers all essential aspects of maintenance and repair, including complete engine and transmission overhauls, carburetor tuning, chassis maintenance, electrical system diagnostics, and suspension and braking system servicing. The manual offers extensive troubleshooting procedures and component replacement instructions, making it an invaluable resource for maintaining the vehicle's peak performance. Available in English, German, and French, this manual is designed for factory-level detail, ensuring users can undertake everything from routine upkeep to complete rebuilds with confidence.