The Aprilia Leonardo, produced in 1999, represents a capable offering in the commuter and maxi-scooter segment. Available in 125, 150, and 250cc variants, this model embodies Aprilia's legacy of sporty handling and robust engineering, designed with an emphasis on comfort, stability, and practicality for urban commuters and everyday riders. Its design philosophy prioritizes a comfortable and secure riding experience, often featuring larger wheels for enhanced stability. The Leonardo series aimed to bridge the gap between smaller scooters and larger touring motorcycles, making it a versatile choice for daily use.

This comprehensive service and repair manual provides detailed guidance for the 1999 Aprilia Leonardo 125, 150, and 250 models. It covers essential maintenance schedules, in-depth troubleshooting guides, diagnostic procedures, and critical component specifications. The manual offers step-by-step instructions for a wide range of repair procedures, including engine mechanicals, transmission, chassis, braking system, and electrical systems. Its purpose is to empower owners, mechanics, and technicians with the knowledge required to maintain, diagnose, and repair the vehicle effectively, ensuring its longevity and optimal performance.