This comprehensive service repair manual is your ultimate guide for maintaining and repairing your 1999-2003 Aprilia Rs125 motorcycle. It's the same information used by professional mechanics and technicians, providing you with detailed instructions and insights to tackle any repair or maintenance task. From general information and specifications to in-depth coverage of engine systems, transmission, chassis, electrical system, and more, this manual equips you with everything you need to confidently work on your bike. Benefit from clear illustrations, diagrams, step-by-step instructions, and pictures that simplify complex procedures. With this manual, you'll have access to detailed information about periodic checks and adjustments, troubleshooting, and technical specifications, enabling you to perform repairs, rebuilds, refurbishments, or restorations effectively. Gain the knowledge to save money by performing your own repairs with confidence using the easy-to-follow instructions and detailed information provided in this essential guide.

The Aprilia RS125 is a high-performance, single-cylinder, two-stroke motorcycle that captivated riders with its aggressive styling, lightweight design, and exhilarating performance. Produced from 1999 to 2003, the RS125 became a staple in the 125cc sportbike class, offering a thrilling entry point into the world of track-focused machines. It was a machine that epitomized the spirit of the era, where lightweight, high-revving two-stroke engines dominated the racing scene. The RS125 was powered by a liquid-cooled, single-cylinder, 124cc engine that produced around 30 horsepower, enabling it to reach a top speed of over 100 mph. This nimble and powerful machine was designed for both street riding and track days, with its razor-sharp handling and responsive throttle making it a favorite among enthusiasts.

Beyond its performance, the Aprilia RS125 was praised for its innovative design. It showcased a bold and aerodynamic fairing featuring a distinctive double headlight setup, giving it a menacing yet sophisticated appearance. The exposed trellis frame, with its clean and purposeful lines, further accentuated the bike's lightweight construction. The RS125 was a testament to Aprilia's engineering prowess, incorporating features like a USD front fork, single rear shock, and powerful disc brakes, all of which contributed to its exceptional handling and braking performance. The RS125 also boasted a digital instrument panel, offering riders essential information at a glance. While the era of two-stroke motorcycles is waning, the Aprilia RS125 remains a cherished and sought-after machine. Its combination of performance, style, and affordability continues to attract enthusiasts and collectors, ensuring its place in motorcycle history as a true legend of the 125cc sportbike class.