This comprehensive Aprilia RS4 125 2011 Factory Service Repair Manual provides a detailed guide to maintaining and repairing your motorcycle. Every aspect of the Aprilia RS4 125 2011 is covered, enabling you to perform a wide range of tasks with confidence. You'll learn how to diagnose and resolve engine problems, troubleshoot electrical issues, and understand the intricate workings of your motorcycle's systems. The manual includes clear and detailed instructions, accompanied by numerous illustrations and diagrams, making it easy to follow. It's designed to be user-friendly, allowing you to quickly find the specific information you need. You can print out individual pages or chapters, making it convenient to have the information readily available in your workshop. This manual covers a vast array of topics including: * General Information about the Aprilia RS4 125 2011 * Fuel System - Understanding and maintaining your fuel delivery system * Cooling System - Learn about the cooling system and how to keep it operating efficiently * Engine Top End - Detailed instructions on inspecting, maintaining, and repairing the top end of your engine * Clutch - Information on the clutch system, adjustment, and replacement * Engine Lubrication - Essential knowledge about the lubrication system and how to keep your engine running smoothly * Engine Removal and Installation - Comprehensive instructions on removing and installing the engine safely and efficiently * Crankshaft and Transmission - In-depth details on inspecting, maintaining, and repairing the crankshaft and transmission * Wheels and Tires - Learn about maintaining and repairing your wheels and tires * Final Drive - Understanding and maintaining the final drive system * Brakes - Information on brake components, adjustments, and repairs * Suspension - Detailed instructions on inspecting, maintaining, and repairing the suspension system * Steering - Learn about steering components, adjustments, and repairs * Frame - Information on the frame, components, and repairs * Electrical System - Detailed wiring diagrams and troubleshooting information for the electrical system * Appendix - Additional information and resources This manual provides you with the knowledge and skills necessary to maintain and repair your Aprilia RS4 125 2011. Save money on labor costs and gain a deeper understanding of your motorcycle. This is the essential resource for any owner looking to perform their own repairs and keep their Aprilia running smoothly.

The Aprilia RS4 125 is a high-performance, lightweight motorcycle designed for young riders looking for an exhilarating entry into the world of sportbikes. Launched in 2011, the RS4 125 is a single-cylinder, liquid-cooled 125cc machine that boasts a sharp and aggressive design, echoing the styling of its larger displacement siblings. This makes the RS4 125 a head-turning machine, especially in its bold factory livery. The bike comes equipped with a potent 125cc engine capable of producing 15 horsepower, making it a nimble and quick performer on the track and on the open road. The RS4 125's lightweight frame and suspension are tuned for agile handling, allowing riders to confidently navigate tight corners and enjoy the exhilarating experience of a true sportbike. The Aprilia RS4 125's key features include a sturdy steel trellis frame, inverted telescopic front forks, a single rear monoshock, and a double disc braking system for precise and responsive braking. The bike also features a comfortable and ergonomic riding position, allowing riders to enjoy extended rides without fatigue. The RS4 125 is perfect for novice riders looking to hone their skills on a manageable and exciting machine, or experienced riders seeking a fun and affordable track day weapon. As a member of the Aprilia RS family, the RS4 125 inherits the spirit of racing and performance that characterizes the brand. With its aggressive aesthetics, sporty performance, and impressive handling, the Aprilia RS4 125 is a compelling and engaging motorcycle that delivers an unforgettable riding experience.