This manual covers the Ducati 750SS and 900SS models from 1991, featuring the iconic Desmodromic L-Twin air-cooled engine. These sport-touring motorcycles are renowned for their distinctive engine character, Italian performance heritage, and capable handling for their era. The 750SS offers approximately 69 hp, while the 900SS delivers around 83 hp, both providing characteristic torque delivery.

This workshop service manual provides comprehensive repair and service information for the 1991 Ducati 750SS and 900SS. It details maintenance procedures, diagnostic steps, troubleshooting guides, and technical specifications across all major systems, including the engine, transmission, chassis, brakes, and electrical components. The manual is designed to assist professional technicians and experienced home mechanics in maintaining and repairing these performance motorcycles, ensuring optimal operation and longevity.