This comprehensive Aprilia RS4 125 Factory Service Repair Manual covers models from 2011 to 2014, providing you with the same detailed information that professional technicians rely on. It's a valuable resource for anyone who wants to maintain, repair, or rebuild their Aprilia RS4 125. The manual is organized into sections that cover every aspect of the motorcycle, including general information, fuel system, cooling system, engine top end, clutch, engine lubrication system, engine removal and installation, crankshaft/transmission, wheels/tires, final drive, brakes, suspension, steering, frame, electrical system, and an appendix. Each section contains detailed illustrations, diagrams, and specifications to guide you through any repair procedure. The manual also includes an advanced troubleshooting guide to help you diagnose and correct any problems. The electrical system section features detailed wiring diagrams for easy troubleshooting and repair. Whether you're a seasoned mechanic or a DIY enthusiast, this manual will empower you to perform a wide range of maintenance and repair tasks on your Aprilia RS4 125.

The Aprilia RS4 125, produced from 2011 to 2014, is a sporty and lightweight motorcycle aimed at young riders seeking a thrilling entry into the world of motorcycling. This machine embodies Aprilia's commitment to delivering high-performance machines with cutting-edge technology, even in the entry-level segment. Powered by a liquid-cooled, single-cylinder 125cc four-stroke engine, the RS4 125 delivers a punchy acceleration and exhilarating performance. The engine is mated to a six-speed gearbox, allowing riders to fully exploit its potential on both twisty roads and open stretches. With its lightweight tubular steel trellis frame and fully adjustable suspension, the RS4 125 boasts exceptional handling and agility, making it a true joy to ride. The bike's sharp and aggressive design, featuring a low-slung profile, aerodynamic fairings, and a race-inspired single-sided swingarm, further emphasizes its sporty character. The Aprilia RS4 125 is not just about looks and performance; it also includes features designed to enhance rider safety and comfort. The bike comes equipped with a powerful braking system, including a disc brake at both the front and rear wheels, to provide confident stopping power. Additionally, the RS4 125 boasts a comfortable riding position and a sleek instrument panel displaying all the essential information for an enjoyable and safe ride. With its striking design, exhilarating performance, and user-friendly features, the Aprilia RS4 125 offers a compelling entry point for aspiring riders looking for a fun and engaging motorcycle experience. This machine, despite its small displacement, packs a punch and provides a glimpse into the world of high-performance motorcycling, making it a worthy addition to Aprilia's legacy of producing exciting and innovative motorcycles.