🏷️ Basic Information Identification Make: Aprilia Model: SR50 Year: 2007 Generation Generation Identifier: Piaggio Group Era (Post-2000) Codes Engine Code: Morini 2-stroke, liquid-cooled, 49.4cc (specific variant dependent on market/sub-model) 👋 Introduction Market Position Market Position: The Aprilia SR50 'Factory' variant represents a higher-performance, sport-oriented iteration of the popular SR50 scooter, often featuring premium components and tuning. It targets the discerning young rider or enthusiast seeking agile urban mobility with a sporty pedigree. Competitive Analysis Competitive Analysis: Competes with other premium 50cc scooters from brands like Yamaha (Aerox), MBK (Nitro), Gilera (Runner), and Piaggio (Zip SP). The SR50 'Factory' distinguishes itself with its liquid-cooled engine, often a higher-spec engine (like the Morini or later Piaggio hi-per2), advanced suspension, and sporty styling. Key Features Key Features: Sporty design, potent liquid-cooled 2-stroke engine, advanced chassis and suspension for superior handling, reliable braking, and a user-friendly yet feature-rich riding experience. The 'Factory' model typically includes upgraded components for enhanced performance. 📋 Manual Details Coverage Areas Coverage Areas: Complete factory service and repair coverage for the Aprilia SR50 model year 2007 Page Count Page Count: Hundreds of pages (exact count not specified, implying a comprehensive document) Manual Type Manual Type: Factory Service Repair Manual Language Language: English (Implied by product listing, typical for international markets) Format Format: Download PDF 📖 Manual Coverage Systems Covered Systems Covered: Engine, fuel system, cooling system, transmission (CVT), braking system, suspension (front and rear), electrical system, ignition system, lighting, chassis, bodywork, troubleshooting, diagnostics, maintenance schedules, torque specifications, wiring diagrams. Procedures Included Procedures Included: Routine maintenance, periodic servicing, engine overhaul, carburetor adjustment/cleaning, clutch and variator service, brake pad replacement, suspension component repair, electrical diagnostics and repair, body panel removal and installation, fluid changes, gasket replacement, tire mounting and balancing. Technical Depth Technical Depth: Comprehensive, ranging from basic user maintenance to detailed component disassembly, repair, and reassembly. Includes diagnostic procedures and specifications for professional-level repairs. 📊 Manual Specifications File Format File Format: Portable Document Format (PDF) Print Quality Print Quality: High-resolution, suitable for printing individual pages or the entire manual. Optimized for clarity of diagrams and text. Binding Type Binding Type: N/A (Digital Download - PDF) Paper Type Paper Type: N/A (Digital Download - PDF) ⚙️ Engine Specifications Primary Engine Engine Type: 2-Stroke, Single Cylinder, Liquid-Cooled Engine Displacement: 49.4 cc (nominal) Bore X Stroke: 39.0 mm x 41.4 mm (typical for Morini variant) Power Output: Approximately 5-7 HP (market dependent, restricted for legal compliance in some regions) Torque: Approximately 5-6 Nm (market dependent) Performance Top Speed: Legally restricted to 45 km/h in many European markets for 50cc class. Performance tuning can significantly increase this. Fuel System Fuel Delivery: Carburetor (e.g., Dell'Orto PHBN 14 or similar, depending on exact variant) Fuel Type: Unleaded Gasoline (95 RON recommended) Fuel Tank Capacity: Approx. 7.0 Liters Oil Mixture: Automatic Oil Injection System (Separate reservoir) 🔧 Transmission Standard Transmission Type: Automatic Continuously Variable Transmission (CVT) Clutch Type: Centrifugal Automatic Clutch Optional Optional Transmissions: N/A for 50cc models Features Gear Reduction: Primary drive: V-belt, Secondary drive: Spur gears Transmission Fluid: N/A (CVT systems are generally sealed; lubrication for final drive gears is via specific gear oil, check manual for spec). 📐 Dimensions Exterior Length: Approx. 1870 mm Width: Approx. 720 mm (at handlebars) Height: Approx. 1200 mm (at handlebars) Wheelbase: Approx. 1340 mm Interior Seating Capacity: 2 Cargo Underseat Storage: Sufficient for a full-face helmet (design varies slightly by sub-model) Weights Dry Weight: Approx. 106 kg Gross Vehicle Weight Rating: Check local regulations; typically around 280-300 kg 🛡️ Safety Features Ratings Safety Ratings: N/A (Scooters typically do not undergo the same NCAP-style crash testing as cars. Safety is derived from design and component quality.) Active Features Active Safety Features: Disc brakes front and rear, responsive steering, stable chassis geometry, quality tire equipment. Passive Features Passive Safety Features: Robust frame construction, integrated lighting system (headlight, taillight, turn signals), sturdy bodywork for rider protection. 💡 Technology Features Infotainment Infotainment System: Basic analog and digital instrumentation: speedometer, odometer, fuel gauge, engine temperature indicator, clock, indicator lights. No advanced infotainment features. Driver Assistance Driver Assistance Systems: N/A (No electronic driver assistance systems on this model). Connectivity Connectivity Features: N/A (No Bluetooth or smartphone integration). 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 - 5,000 km or annually (for 4-stroke models). For 2-stroke oil injection, check oil level regularly, refill as needed. Refer to manual for exact 2-stroke oil change recommendations. Spark Plug Replacement: Every 5,000 - 8,000 km (NGK CR10EK or equivalent recommended) Air Filter Cleaning Replacement: Clean every 3,000 km, replace every 6,000 km or as needed. Cvt Maintenance: Check belt wear and roller condition every 5,000 km. Replace belt and rollers as per manual recommendations (typically 8,000-10,000 km). Fluid Specifications Engine Oil Type: N/A for 2-stroke pre-mix. For 2-stroke oil injection, use high-quality 2T synthetic oil (e.g., Motul Scooter...