🏷️ Basic Information Identification Make: Aprilia Model: Leonardo 125 Type: Scooter Codes Engine Code Prefix: GL 👋 Introduction Market Position Market Segment: Mid-range 125cc scooter, popular for urban commuting and A1 license holders. Competitive Analysis Competitors: Piaggio Liberty 125, Honda SH125, Yamaha X-MAX 125, Kymco Agility 125. Key Features Design Philosophy: Italian design flair combined with practical commuter features. Target Audience: Young riders, urban commuters, those seeking an affordable and stylish scooter. 📋 Manual Details Coverage Areas Product Name: Aprilia Leonardo 125 Service Repair Manual Book Page Count Page Count: 300 Manual Type Manual Type: Service and Repair Manual Language Language: English Format Format: Printed Book 📖 Manual Coverage Systems Covered Engine Overhaul: Complete disassembly, inspection, repair, and reassembly of the engine. Fuel System: Carburetor service, fuel pump, fuel lines, fuel tank maintenance. Ignition System: Spark plug, ignition coil, CDI unit, wiring diagrams. Cooling System: Radiator, coolant, fan, thermostat service and inspection. Exhaust System: Muffler, exhaust pipe inspection and replacement. Transmission System: CVT (Continuously Variable Transmission) service, belt replacement, roller weights, clutch inspection. Frame And Bodywork: Chassis inspection, fairing removal/installation, seat, storage compartment. Suspension System: Front fork service, rear shock absorber inspection and replacement. Braking System: Front and rear brake pad replacement, caliper service, brake fluid flush, master cylinder. Electrical System: Battery, starter motor, lighting system, horn, wiring harness, fuses, relays. Steering System: Handlebar, steering stem, bearing inspection and adjustment. Wheels And Tires: Tire pressure, wheel bearing inspection, tire replacement. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, chain/belt adjustments, lubrication points. Troubleshooting: Diagnostic procedures for common starting, running, and electrical issues. Repair Procedures: Step-by-step instructions for component replacement and repair. Wiring Diagrams: Detailed electrical system schematics for easy troubleshooting. Torque Specifications: Precise torque values for all critical fasteners. Specifications Data: Comprehensive technical data for all components and systems. Technical Depth Depth Level: Comprehensive (from basic maintenance to complete engine rebuilds). 📊 Manual Specifications File Format File Format: N/A (Printed Book) Print Quality Print Quality: High-quality printing, clear diagrams and text. Binding Type Binding Type: Stapled/Bound for durability. Paper Type Paper Type: Durable, workshop-friendly paper. ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, single-cylinder, liquid-cooled Displacement: 124.9 cc Bore X Stroke: 52 mm x 51.8 mm Compression Ratio: 11.5:1 (typical) Valve Train: SOHC, 2 valves Performance Horsepower: Approx. 15 hp (at 9,750 rpm) Torque: Approx. 11 Nm (at 8,000 rpm) Fuel System Carburetor Type: Dell'Orto PHVA 26 (or similar) Fuel Type: Unleaded gasoline 95 RON Fuel Tank Capacity: Approx. 9.5 Liters 🔧 Transmission Standard Transmission Type: Automatic CVT (Continuously Variable Transmission) Drive Type: Belt drive Features Clutch Type: Automatic centrifugal dry clutch Transmission Fluid Type: Specific scooter transmission oil (refer to manual for exact spec) 📐 Dimensions Exterior Length: Approx. 2000 mm Width: Approx. 750 mm Height: Approx. 1350 mm Wheelbase: Approx. 1380 mm Weights Dry Weight: Approx. 155 kg Gross Vehicle Weight Rating: Approx. 315 kg 🛡️ Safety Features Ratings Braking System Type: Front: Disc, Rear: Disc (or Drum on some early models) Active Features Front Brake Size: Approx. 240 mm disc Rear Brake Size: Approx. 220 mm disc (or 140 mm drum) Passive Features Lighting: Halogen headlight, LED tail light (model dependent) 💡 Technology Features Infotainment Dashboard: Analog speedometer, fuel gauge, coolant temperature gauge, indicator lights. Driver Assistance ABS: Not typically equipped on standard models, ABS available on specific variants or later models. Connectivity Usb Port: Not standard, aftermarket options may exist. 🔧 Maintenance Service Intervals Engine Oil Change: Every 3,000 - 5,000 km or annually (refer to manual). Air Filter Check: Every 3,000 km. Spark Plug Replacement: Every 6,000 - 10,000 km (depending on type). Cvt Belt Inspection: Every 6,000 km, replacement around 12,000 - 18,000 km. Fluid Specifications Engine Oil Grade: 10W-40 or 15W-50 Synthetic/Semi-Synthetic (refer to manual for specific API/JASO rating). Engine Oil Capacity: Approx. 1.0 - 1.1 Liters (with filter change). Coolant Type: Ethylene Glycol based coolant, suitable for liquid-cooled engines (e.g., MOTUL Motocool Factory Line). Brake Fluid Type: DOT 4 (refer to manual for specific replacement interval). Known Issues Common Wear Items: CVT belt, voltage regulator, starter motor solenoid. Potential Electrical Faults: Wiring harness degradation, faulty stator or rectifier. Carburetor Issues: Clogging of jets due to infrequent use or poor fuel quality. 📚 Vehicle History Brand Heritage Manufacturer Origin: Italy Model Evolution Introduction Year: Late 1990s (e.g., 1998) Key Updates: Introduction of fuel injection in later versions, design tweaks. Production Production Period: Approximately 1998-2007 Manufacturing Locations: Italy, potentially other Piaggio Group facilities. 🏆 Awards & Recognition Recognitions Market Reputation: Praised for its stylish Italian design and capable urban performance.