This comprehensive Aprilia RS4 125 2012 Workshop Repair Service Manual provides detailed technical information for service, maintenance, and troubleshooting. The manual is designed for professionals and DIY enthusiasts alike, offering a wealth of knowledge to keep your Aprilia RS4 125 running smoothly. The manual covers a wide range of topics, including:
* General vehicle information * Fuel system operation and repair * Cooling system maintenance and troubleshooting * Engine top-end repair, including cylinder head and valve adjustments * Clutch system repair and adjustment * Engine lubrication system maintenance * Engine removal and installation procedures * Crankshaft and transmission repair * Wheel and tire maintenance * Final drive system diagnosis and repair * Brake system service and adjustments * Suspension system repair and tuning * Steering system maintenance and alignment * Frame and chassis inspection and repair * Electrical system diagnosis and repair, including wiring diagrams * Appendix with additional technical data and specifications
The manual is structured with clear and concise instructions, detailed illustrations, and numerous diagrams that guide you through every repair procedure step-by-step. You'll find notes, cautions, and warnings throughout the manual to ensure your safety and highlight critical information. This manual is your ultimate resource for understanding and maintaining your Aprilia RS4 125 2012.

The Aprilia RS4 125, released in 2012, is a testament to Aprilia's legacy in producing high-performance, sporty motorcycles, even within the smaller displacement category. This lightweight, single-cylinder machine is designed to deliver an exhilarating riding experience, targeting young riders eager to enter the world of sportbikes. The sharp, aggressive styling, inspired by Aprilia's larger displacement models, immediately catches the eye, with its low-slung profile, sculpted fairings, and distinctive twin headlights. The RS4 125 packs a punch with its liquid-cooled, 125cc, four-stroke engine that delivers spirited acceleration and a thrilling top speed. The responsive throttle, coupled with the lightweight chassis and well-balanced suspension, allows for precise handling and confident cornering, making it a joy to ride on both twisty roads and racetracks. Beyond its performance, the Aprilia RS4 125 is equipped with several practical features that enhance rider comfort and safety. The digital instrument cluster provides clear and concise information on speed, engine RPM, fuel level, and more. The adjustable levers and comfortable seat ensure a comfortable riding position for riders of various heights. The powerful brakes, with a front disc brake and rear disc brake, provide strong stopping power, offering peace of mind for riders. The RS4 125 is a perfect entry point into the world of sportbikes, offering a thrilling riding experience that is both fun and manageable. Its blend of performance, handling, and practical features makes it a compelling choice for young riders seeking a stylish and sporty motorcycle without sacrificing practicality.