🏷️ Basic Information Identification Make: Aprilia Model: RS125 Model Designation: RS 125 Generation Generation Codes: AP125-5, AP125-6 Generation Years: 2006-2012 👋 Introduction Market Position Target Audience: DIY enthusiasts and experienced mechanics Value Proposition: Inexpensive way to keep the vehicle working properly, provides factory-level repair information Competitive Analysis Differentiation: Complete official factory manual, detailed step-by-step instructions with illustrations, digital delivery for immediate access Key Features Feature List: Comprehensive coverage, detailed illustrations, step-by-step procedures, troubleshooting guides, printable format 📋 Manual Details Coverage Areas Primary Coverage: Workshop Service and Repair Secondary Coverage: Maintenance, Troubleshooting, Diagnostics, Reassembly Page Count Estimated Page Count: Hundreds (Specific number not provided, but stated as extensive) Manual Type Manual Type: Official Factory Service Manual / Workshop Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Engine Top End, Lubrication System, Crankshaft/Transmission Assembly Fuel System: Carburetor System, Fuel Delivery, Fuel Tank, Petcock Cooling System: Radiator, Water Pump, Coolant Hoses, Thermostat Clutch: Clutch Assembly, Operation, Maintenance, Repair Drivetrain: Transmission, Final Drive, Chain and Sprocket Maintenance Wheels Tires: Wheel Removal/Installation, Tire Mounting/Balancing, Spoke Maintenance Brakes: Front and Rear Brake Systems, Hydraulic Lines, Calipers, Master Cylinders, Disc Rotors Suspension: Front Forks (USD), Rear Shock Absorber, Linkages Steering: Handlebars, Triple Clamps, Steering Stem Bearings Frame Chassis: Frame Inspection, Components, Geometry Electrical System: Wiring Diagrams, Ignition System, Lighting, Charging System, Battery, Instruments Bodywork: Fairings, Seat, Fuel Tank Cover, Fenders (Coverage implied by 'All Styles Covered') Procedures Included Routine Maintenance: Oil Changes, Filter Replacements, Chain Adjustment, Spark Plug Replacement, Brake Fluid Flush Diagnostic Procedures: Troubleshooting Guides for Common Issues, Electrical System Diagnosis Repair Procedures: Step-by-step instructions for complete disassembly and reassembly of all major components Engine Rebuild: Detailed procedures for top-end overhaul, crankshaft service, transmission repair Electrical Repair: Wiring repairs, component testing, troubleshooting specific electrical faults Technical Depth Depth Level: Comprehensive, from basic maintenance to advanced diagnostics and full rebuilds Diagnostic Tools: Information on diagnostic procedures, though specific tool requirements (e.g., scan tools) are unlikely for this era/type of bike Illustrations: Hundreds of photos, drawings, and detailed illustrations Instruction Format: Numbered steps, bold figure numbers for illustration matching Special Notes: Notes, cautions, and warnings for critical information 📊 Manual Specifications File Format File Format: PDF Compatibility: All PC-based Windows operating systems, Mac Print Quality Printability: Printable without restriction (entire manual or selected pages) Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download, Printable) Delivery Delivery Method: Instant Download Link on Checkout Page Requirements Software Requirements: Adobe PDF Reader ⚙️ Engine Specifications Primary Engine Engine Type: Two-Stroke Single Cylinder Displacement: 124.8 cc (approx.) Bore X Stroke: 54 mm x 54.5 mm (Typical for Rotax 123/122 derived engines) Performance Horsepower: Approx. 30-33 HP (Varies by market and year, typically restricted in some regions) Torque: Approx. 20-22 Nm (Varies by market and year) Fuel System Carburetor: Dell'Orto PHBH 28 or similar (Specific model covered in manual) Fuel Type: Unleaded gasoline (Minimum Octane rating typically 95 RON) Oil Mixing: Two-stroke oil automatically mixed with fuel via separate oil injection system 🔧 Transmission Standard Transmission Type: 6-Speed Manual Features Clutch Type: Wet, Multi-plate Final Drive Type: Chain Driven Transmission Oil Type: Specific gear oil recommended (Details in manual) 📐 Dimensions Exterior Length: Approx. 1,950 mm Width: Approx. 750 mm (at handlebars) Height: Approx. 1,100 mm (at seat) Weights Dry Weight: Approx. 140 kg Wet Weight: Approx. 150 kg (with fluids) Fuel Tank Capacity: Approx. 13 Liters (including reserve) 🛡️ Safety Features Ratings Safety Certification: CE, EPA (market dependent) Active Features Braking System: Dual Disc Front, Single Disc Rear with Hydraulic Actuation Lighting: Halogen Headlight, LED Taillight Passive Features Frame Construction: Aluminum Twin-Spar Frame (Derived from racing technology) 💡 Technology Features Infotainment Infotainment System: N/A (Basic analogue/digital display) Driver Assistance Assistance Features: N/A (Focus on rider control) 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific mileage/time intervals for engine oil and two-stroke oil reservoir. Spark Plug Replacement: Refer to manual for specific mileage/time intervals. Typically 5,000-10,000 km. Chain Maintenance: Lubrication and tension check recommended every 500-1000 km. Fluid Specifications Engine Oil Type: Specific high-quality two-stroke engine oil (e.g., JASO FD, API TC rated) for the oil injection system. Manual specifies exact grade. Coolant Type: Ethylene Glycol based coolant, typically 50/50 mix with distilled water. Refer to manual for specific type. Brake Fluid Type: DOT 4 Known Issues Common Wear Items: Clutch plates, spark plugs, air filter, chain and sprockets due to performance-oriented nature. Two Stroke Specifics: Carbon buildup in exhaust port and powervalve mechanism can affect performance and require periodic cleaning. Cooling System Maintenance: Regular flushing and replacement of coolant is important to prevent overheating. 📚 Vehicle History Brand Heritage Brand Origin: Aprilia is an Italian manufacturer renowned for its sport motorcycles and racing heritage. Model Evolution Model Lineage: The RS125 is a long-standing model in Aprilia's...