🏷️ Basic Information Identification Make: Aprilia Model: RS4 125 Year: 2013 Engine Type: Four-stroke, single-cylinder, 4-valve Engine Displacement: 124.2 cc Cooling System: Liquid-cooled 👋 Introduction Market Position Target Audience: Aprilia RS4 125 (2013) owners, DIY mechanics, motorcycle enthusiasts Competitive Analysis Manual Authenticity: Actual Genuine Repair Service Factory Manuals, not 3rd party alternatives Key Features Cost Savings: Potential to save $50-$60 per hour on shop labor costs by enabling self-servicing Information Access: Provides knowledge typically held by factory-trained technicians, empowering owners with informed decision-making. Utility: Enables users to diagnose issues, evaluate repair approaches, test components, and understand complex systems. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive repair and maintenance for the Aprilia RS4 125 (2013) Page Count Estimated Page Count: Hundreds (exact number not specified, but described as 'complete official full factory service repair manual') Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Fuel System, Cooling System, Engine Top End, Engine Lubrication System, Crankshaft/Transmission, Engine Removal/Installation Chassis Systems: Wheels/Tires, Final Drive, Brakes, Suspension, Steering, Frame Electrical Systems: Electrical System, Wiring Diagrams, Engine Management Systems Procedures Included Diagnostic Procedures: Engine fault symptom diagnosis, advanced troubleshooting guide, part testing techniques Maintenance Procedures: General maintenance, routine servicing, fluid checks and changes Repair Procedures: Step-by-step repair guidance for all covered systems, rebuild procedures, common fixes Tuning Procedures: Tuning guidance Technical Depth Depth: Complete factory level detail, covering all styles, essential for owners to make informed maintenance and repair decisions, comparable to what factory-trained technicians know. 📊 Manual Specifications File Format Format: PDF Compatibility: Windows and Mac OS (requires Adobe PDF Reader) Print Quality Printability: Printable without restriction (entire manual or selected pages) Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) Resolution Image Resolution: High Resolution Searchability Text Search: Searchable text for quick information retrieval ⚙️ Engine Specifications Primary Engine Engine Configuration: Single-cylinder, 4-stroke, 4 valves per cylinder Performance Bore X Stroke: 58 mm x 47 mm Compression Ratio: 12.4:1 (typical for this model) Max Power: 11 kW (15 hp) at 10,000 rpm (approximate, subject to regional regulations for 125cc class) Max Torque: 10.5 Nm (7.7 lb-ft) at 8,000 rpm (approximate) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) - specific system details covered in manual Fuel Type: Unleaded gasoline (minimum 95 octane recommended) Lubrication System Type: Wet sump with forced lubrication Oil Capacity: Refer to manual for exact capacity and fluid specification 🔧 Transmission Standard Type: 6-speed constant mesh Features Clutch Type: Wet multi-plate clutch Final Drive Type: O-ring sealed chain 📐 Dimensions Exterior Length: Approx. 1950 mm (76.8 in) Width: Approx. 760 mm (29.9 in) Height: Approx. 1130 mm (44.5 in) Weights Dry Weight: Approx. 131 kg (288.8 lbs) Fuel Tank Capacity: Approx. 13.8 Liters (3.6 US gal) 🛡️ Safety Features Ratings Not Applicable: Motorcycles are typically not rated by agencies like NHTSA in the same way cars are; safety is assessed through design and component specifications. Active Features Braking System Front: Hydraulic disc brake, radial caliper - specifications detailed in manual Braking System Rear: Hydraulic disc brake - specifications detailed in manual Suspension Front: Upside-down telescopic fork - detailed adjustment and maintenance in manual Suspension Rear: Monoshock absorber with adjustable preload - detailed adjustment and maintenance in manual Passive Features Lighting: Halogen headlight, LED taillight - electrical system coverage in manual 💡 Technology Features Infotainment Dashboard: Digital instrument cluster providing speed, RPM, fuel level, trip meters, and warning lights. Specific information on reading and interpreting codes is in the manual. Driver Assistance ABS: ABS was an option on some 2013 models. If equipped, the manual will cover its operation and diagnostics. Connectivity Not Applicable: This model predates advanced smartphone integration and typical 'connectivity' features found in modern vehicles. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific interval (typically 3,000-5,000 km or annually) Spark Plug Replacement: Refer to manual for specific interval Chain Maintenance: Regular cleaning, lubrication, and tension adjustment recommended (covered in manual) Fluid Specifications Engine Oil Type: Refer to manual for specific API classification, viscosity grade (e.g., 10W-40), and JASO standard (likely MA or MA2 for wet clutch) Coolant Type: Ethylene glycol-based antifreeze/coolant mixture (refer to manual for specific ratio and type) Brake Fluid Type: DOT 4 synthetic brake fluid (refer to manual for exact specification and replacement interval) Known Issues Common Wear Items: Brake pads, tires, chain and sprockets, clutch plates (subject to riding style and maintenance). Manual provides guidance on inspection and replacement. Electrical Connections: As with many motorcycles, ensuring clean and secure electrical connections is crucial. The manual's electrical section and troubleshooting guide will be invaluable. 📚 Vehicle History Brand Heritage Heritage: Aprilia is an Italian manufacturer renowned for its performance-oriented motorcycles, particularly in the sportbike and off-road segments. Model Evolution Rs4 Lineage: The RS4 125 represents...