This manual covers the Ducati Monster 400, produced for the model years 2006 through 2008. The Ducati Monster series is celebrated for its iconic minimalist, naked styling and performance-oriented engineering, a heritage rooted in Italian design and the distinctive L-twin engine. The 400cc variant offers an accessible entry into the Monster lineage, known for its engaging ride and straightforward, yet potent, mechanicals. This particular model features an air-cooled, 90° V-twin engine with desmodromic valve actuation, a 6-speed transmission, and a hydraulically actuated wet clutch, all contributing to its unique character and performance.

This comprehensive Workshop Service Manual (WSM) provides detailed information essential for the maintenance, diagnosis, and repair of your Ducati Monster 400. It covers a wide range of systems, including the engine, transmission, chassis, brakes, and electrical systems, with specific procedures for routine maintenance, component overhaul, and troubleshooting. The manual is designed to assist owners, mechanics, and technicians in keeping the motorcycle in optimal condition, ensuring its reliability and performance through accurate and detailed guidance. It includes technical specifications, wiring diagrams, and information on specialized tools required for various service tasks.