🏷️ Basic Information Identification Make: Aprilia Model: SR50 Factory Year: 2005 Codes Model Code: SR50 Factory (likely internal Aprilia designation) 👋 Introduction Market Position Target Audience: DIY enthusiasts, independent repair shops, Aprilia SR50 Factory owners Key Features Completeness: Complete Factory Service Manual, mirroring dealer technician resources Usability: Designed for both professional mechanics and DIY individuals 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Manual Language: English File Format: PDF/ZIP Compatibility: Windows, macOS, Linux 📖 Manual Coverage Systems Covered Engine Systems: Fuel System, Cooling System, Engine Internal Components, Lubrication System Chassis Systems: Frame, Suspension (Front and Rear), Steering, Brakes (Front and Rear), Wheels and Tires Electrical Systems: Ignition System, Lighting, Instrumentation, Starting System, Battery, Wiring Diagrams Procedures Included Maintenance Procedures: Routine Checks, Fluid Changes, Filter Replacements, Spark Plug Service, Brake Pad Replacement Repair Procedures: Engine Disassembly and Reassembly, Transmission Overhaul, Suspension Component Replacement, Electrical Component Diagnosis and Repair, Body Panel Removal and Installation Troubleshooting: Diagnostic Flowcharts, Common Issue Identification and Resolution Technical Depth Diagnostic Level: Advanced diagnostics and component-level troubleshooting Rebuild Level: Comprehensive engine and transmission rebuild procedures Special Tools: Identification and usage of specialized tools required for repairs 📊 Manual Specifications File Specifications Download Type: Instant Download Unzipping Requirement: Requires unzipper software (e.g., WinRAR) ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, single-cylinder (common for SR50 models) Cooling System: Liquid-cooled Performance Displacement: 49.4cc (typical for SR50) Bore X Stroke: Technical specifications to be detailed in the manual Fuel System Fuel Delivery: Carburetor (likely Dell'Orto, specific model to be confirmed in manual) Ignition System: Electronic CDI (Capacitor Discharge Ignition) 🔧 Transmission Standard Transmission Type: Automatic CVT (Continuously Variable Transmission) Clutch Type: Centrifugal clutch Features Gear Reduction: Details on gear reduction ratios and maintenance within the manual 📐 Dimensions Exterior Wheelbase: Approx. 1350-1370 mm (typical for SR50) Seat Height: Approx. 800-820 mm (typical for SR50) Weights Dry Weight: Approx. 105-115 kg (typical for SR50 Factory) 🛡️ Safety Features Active Features Braking System: Hydraulic disc brakes, front and rear Tire Sizes: Front: 130/60-13, Rear: 140/60-13 (typical for SR50 Factory) 💡 Technology Features Infotainment Instrument Cluster: Digital/analog combination with speedometer, tachometer, fuel gauge, odometer, and warning lights. Lighting Technology: Halogen headlights, LED taillight/brake light (depending on exact sub-model variations). Driver Assistance Keyless Ignition: Some SR50 Factory models may feature a keyless ignition system. 🔧 Maintenance Service Intervals Oil Change Interval: As per factory recommendations in the manual (typically every 3,000-5,000 km or annually). Spark Plug Replacement: Refer to manual for specific mileage or time intervals. Air Filter Cleaning Replacement: Routine checks and replacement as outlined in the manual, dependent on operating conditions. Fluid Specifications Engine Oil Type: Two-stroke specific oil, API TC, JASO FD (specific grade and brand recommendations in manual). Coolant Type: Ethylene glycol based antifreeze coolant with corrosion inhibitors (specific type and mix ratio in manual). Brake Fluid Type: DOT 4 hydraulic brake fluid. Known Issues Carburetor Tuning: Can require periodic tuning due to environmental factors or wear. Water Pump Seals: Potential for seal degradation over time, leading to coolant leaks. Cvt Belt Wear: CVT belt requires periodic inspection and replacement to maintain performance. 📚 Vehicle History Brand Heritage Aprilia Legacy: Aprilia has a strong heritage in performance-oriented scooters and motorcycles, particularly in the racing and sport-scooter segments. Model Evolution Sr50 Lineage: The SR50 line is Aprilia's flagship sporty scooter, known for its performance and handling, evolving through various engine and styling updates over the years. Production Manufacturing Origin: Aprilia scooters are typically manufactured in Italy. 🏆 Awards & Recognition Recognitions Sport Scooter Segment: The Aprilia SR50 series has consistently been recognized as a benchmark for sporty and performance-oriented 50cc scooters in its class.