The 990 Super Duke, produced from 2003 to 2007, is a high-performance naked sportbike renowned for its potent 999cc V-Twin LC8 engine, agile chassis, and powerful Brembo braking system. Designed for performance-oriented riders, this Austrian-manufactured motorcycle offers an engaging and aggressive riding experience, competing with other notable bikes of its era. Its engineering emphasizes a torquey power delivery and precise handling, making it a standout in its segment.

This comprehensive Workshop Service Manual (WSM) provides detailed guidance for the maintenance, repair, and troubleshooting of the 990 Super Duke models from 2003-2007. Covering over 500 pages, it includes in-depth procedures for the engine, fuel system, electrical system, chassis, suspension, and brakes, along with routine maintenance schedules, technical specifications, and diagnostic information. The manual is designed to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of the vehicle.