The Aprilia Rs4 125 2011 Workshop Service Repair Manual provides a comprehensive guide for servicing and repairing your motorcycle. This official manual, written by the manufacturer, offers detailed instructions and diagrams covering a wide range of topics, ensuring you have the most accurate and complete information available.

The manual includes sections on:

* **Characteristics:** Understanding the key features and specifications of your Aprilia Rs4 125.
* **Special Tools:** Identifying and using specialized tools required for specific repair tasks.
* **Maintenance:** Performing regular maintenance procedures to keep your motorcycle running smoothly and extending its lifespan.
* **Troubleshooting:** Diagnosing and resolving common issues that may arise with your motorcycle.
* **Electrical System:** Understanding the motorcycle's electrical system, including wiring diagrams and troubleshooting procedures.
* **Engine (From Vehicle):** Detailed instructions on removing and reinstalling the engine.
* **Engine:** In-depth analysis of the engine components, operation, and repair procedures.
* **Power Supply:** Understanding the power system and its components, including troubleshooting and repair.
* **Suspensions:** Detailed information on the suspension system, its adjustments, and maintenance.
* **Chassis:** Exploring the motorcycle's frame, its components, and their repair procedures.
* **Braking System:** Comprehensive information on the braking system, including maintenance, troubleshooting, and repair.
* **Cooling System:** Understanding the cooling system, its components, and how to ensure its proper operation.
* **Bodywork:** Guidance for repairing and maintaining the motorcycle's body panels.
* **Pre-Delivery:** Instructions and checklists for preparing the motorcycle for delivery to the customer.

This manual serves as an invaluable resource for mechanics, enthusiasts, and owners who want to understand and maintain their Aprilia Rs4 125 to its full potential.

The Aprilia RS4 125, introduced in 2011, is a potent and stylish sportbike designed for young riders seeking an entry point into the world of performance motorcycling. It embodies Aprilia's commitment to delivering high-quality, aesthetically pleasing machines with a focus on delivering exhilarating riding experiences. The RS4 125 is powered by a liquid-cooled, single-cylinder, four-stroke engine with a displacement of 125cc, generating impressive power for its class. This engine is mated to a six-speed gearbox, allowing for smooth and precise gear changes. The bike's chassis boasts a lightweight aluminum frame, contributing to its agility and handling prowess. Suspensions, consisting of a telescopic fork at the front and a monoshock at the rear, provide balanced and responsive ride quality. The RS4 125 is adorned with a sharp and modern design language, featuring aggressive lines, a low-slung profile, and a sporty fairing that enhances aerodynamic efficiency. Its twin headlights and distinctive side panels contribute to its distinctive and eye-catching appearance.

The Aprilia RS4 125 is equipped with a generous array of features designed to enhance safety and performance. It includes a powerful braking system with a single disc brake at the front and a single disc brake at the rear, providing confident stopping power. The addition of a digital instrument panel provides riders with essential information including speed, engine RPM, fuel level, and trip meter readings. The RS4 125's ergonomic design prioritizes rider comfort and control with a well-positioned handlebar, comfortable seat, and footpegs that allow for a confident and engaging riding experience. The RS4 125's competitive price point makes it a highly attractive option for entry-level riders. Its combination of sporty styling, potent performance, and accessible price has made it a popular and successful model within the 125cc sportbike segment.