This comprehensive workshop repair service manual for the 2006 Aprilia RS125 RS 125 provides detailed instructions and illustrations to guide you through every aspect of maintenance and repair. It's designed to be your go-to resource, empowering you to tackle a wide range of tasks, from routine servicing to complex repairs. The manual delves into every system of your motorcycle, offering a thorough understanding of its operation and how to address issues effectively. You'll find detailed instructions for tasks such as: * **General Information** providing an overview of the motorcycle's design and specifications. * **Fuel System** covering components like the carburetor, fuel lines, and injectors. * **Cooling System** examining the radiator, coolant flow, and temperature regulation. * **Engine Top End** focusing on the cylinder head, valves, and camshaft. * **Clutch** explaining how the clutch works, its adjustment, and replacement procedures. * **Engine Lubrication System** detailing the oil pump, filters, and oil change procedures. * **Engine Removal and Installation** outlining the process of safely removing and reinstalling the engine. * **Crankshaft and Transmission** providing detailed information on these critical components. * **Wheels and Tires** covering tire maintenance, wheel balancing, and replacement procedures. * **Final Drive** explaining the operation and maintenance of the chain or shaft drive. * **Brakes** illustrating the principles of braking, adjustment, and repair. * **Suspension** detailing the forks, shocks, and their adjustments. * **Steering** covering the steering head bearings and steering geometry. * **Frame** explaining the frame construction and its components. * **Electrical System** offering comprehensive wiring diagrams and troubleshooting guidance for the electrical system. * **Appendix** including additional resources and references. This manual is designed to be user-friendly, featuring clear and concise instructions, numerous diagrams, and detailed illustrations, making even complex procedures easy to follow. The step-by-step approach ensures that you have the knowledge and confidence to perform repairs and maintenance on your own.

The Aprilia RS125 is a high-performance, single-cylinder, two-stroke motorcycle that was produced by the Italian manufacturer Aprilia from 1992 to 2011. The RS125 is known for its lightweight design, agile handling, and powerful engine, making it a popular choice for both amateur and professional track-day riders. The 2006 model year RS125 marked a significant evolution in the model's history, with a new chassis, updated engine, and a host of other improvements. The 2006 RS125 featured a new twin-spar aluminum frame which provided increased rigidity and improved handling characteristics. The engine was also thoroughly revised, with a larger bore and stroke, new cylinder head, and a new exhaust system. These changes resulted in a significant increase in power and torque, with the output now being rated at 32 bhp. Other significant changes for the 2006 model year included new bodywork, a revised suspension, and a new digital instrument panel. The 2006 RS125 was a significant improvement over its predecessors and helped to solidify Aprilia's position as a leading manufacturer of high-performance motorcycles. The RS125 remained a popular choice for track-day riders and enthusiasts alike, and it was praised for its performance, handling, and overall riding experience. The 2006 RS125 is remembered for its sleek design, powerful engine, and exceptional handling, which made it a true joy to ride.