The Nexus 300, produced from 2008 onwards, represents a commitment to sporty performance within the maxi-scooter segment. Building on an Italian engineering heritage and now part of a larger group, the Nexus 300 is recognized for its agile handling, powered by a robust 278cc liquid-cooled engine delivering approximately 22.4 HP. Its design emphasizes a sport-tuned chassis and suspension, offering a versatile and engaging riding experience for commuters and enthusiasts alike. Key features include an automatic CVT transmission for ease of operation and integrated braking systems, with optional ABS available on certain variants, underscoring its blend of performance and rider-focused design. This comprehensive factory service and repair workshop manual provides in-depth guidance for the mechanical repair and service of the Nexus 300. It covers all essential areas, from routine maintenance tasks such as oil changes and filter replacements to major repairs involving engine and transmission overhauls. The manual also details troubleshooting procedures, electrical diagnostics, and provides critical technical specifications and torque values. Its purpose is to equip owners, mechanics, and technicians with the necessary knowledge to maintain, diagnose, and repair the vehicle effectively, ensuring its optimal performance and longevity.