The Aprilia RS125 represents a pinnacle of 125cc sportbike engineering, renowned for its race-inspired design and exhilarating performance. Produced across several generations from the early 1990s into the late 2010s, this model, powered by high-revving Rotax 122 or 123 two-stroke engines, has consistently offered a premium riding experience. Its sophisticated chassis, premium suspension components, and aggressive ergonomics have made it a favorite for riders seeking track-day capability and a connection to Aprilia's rich racing heritage. The RS125 has historically competed at the forefront of its segment, celebrated for its handling dynamics and potent power delivery for its displacement.

This comprehensive service repair manual provides in-depth technical information essential for the maintenance and repair of the Aprilia RS125. It covers all mechanical, electrical, and bodywork systems, including detailed procedures for engine disassembly and assembly, transmission servicing, fuel and electrical system diagnostics, and maintenance of the braking, suspension, and cooling systems. The manual also offers guidance on preventative maintenance, troubleshooting common issues, and provides critical technical specifications. Its detailed, professional-level content is designed to assist owners, mechanics, and technicians in keeping their RS125 in optimal condition.

The Aprilia RS125 represents a pinnacle of 125cc sportbike engineering, renowned for its race-inspired design and exhilarating performance. Produced across several generations from the early 1990s into the late 2010s, this model, powered by high-revving Rotax 122 or 123 two-stroke engines, has consistently offered a premium riding experience. Its sophisticated chassis, premium suspension components, and aggressive ergonomics have made it a favorite for riders seeking track-day capability and a connection to Aprilia's rich racing heritage. The RS125 has historically competed at the forefront of its segment, celebrated for its handling dynamics and potent power delivery for its displacement.

This comprehensive service repair manual provides in-depth technical information essential for the maintenance and repair of the Aprilia RS125. It covers all mechanical, electrical, and bodywork systems, including detailed procedures for engine disassembly and assembly, transmission servicing, fuel and electrical system diagnostics, and maintenance of the braking, suspension, and cooling systems. The manual also offers guidance on preventative maintenance, troubleshooting common issues, and provides critical technical specifications. Its detailed, professional-level content is designed to assist owners, mechanics, and technicians in keeping their RS125 in optimal condition.