This manual covers the 950 Adventure and 990 Super Duke models from the 2003, 2004, and 2005 model years. Built by an Austrian manufacturer known for its performance motorcycles, these models feature the powerful LC8 V-twin engine architecture. The 950 Adventure is a dual-sport, adventure touring motorcycle with a 942 cc engine, while the 990 Super Duke offers a sportier experience with its 999 cc engine. Both are liquid-cooled and utilize a 6-speed transmission. These machines were critically acclaimed for their capabilities, representing expansion into larger displacement segments. This comprehensive workshop repair and service manual provides detailed, step-by-step instructions for all aspects of maintenance and repair. It covers engine lubrication and cooling, fuel injection, drivetrain systems, chassis components, and electrical systems, including extensive wiring diagrams. Owners and technicians will find information on periodic checks, fluid specifications, common wear items, and troubleshooting for various issues. The manual includes specific torque settings, fluid grades, and service intervals, enabling confident DIY repairs and professional servicing to maintain the reliability and performance of your motorcycle.