🏷️ Basic Information Identification Make: Aprilia Model: Leonardo Year: 2003 Sub Model: 250, 300 📋 Manual Details Coverage Areas Engine: Repair, maintenance, rebuilding Chassis: Repair, maintenance Electrical: Repair, maintenance Body: Repair, maintenance Troubleshooting: Comprehensive troubleshooting guides Page Count Estimated Page Count: N/A (Manual content is detailed and extensive) Manual Type Type: Full Service Repair Manual Language Language: English ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, single-cylinder Displacement 250: 244 cc Displacement 300: 278 cc Bore X Stroke 250: 72 mm x 60 mm (approximate) Bore X Stroke 300: 75 mm x 63 mm (approximate) Cooling System: Liquid-cooled Valve Train: SOHC, 4 valves Performance Horsepower 250: Approx. 21 HP Horsepower 300: Approx. 23 HP Torque 250: Approx. 20 Nm Torque 300: Approx. 22 Nm Fuel System Fuel Delivery: Carburetor (likely Keihin or similar) or Electronic Fuel Injection (EFI) depending on exact variant Fuel Type: Unleaded gasoline Fuel Tank Capacity: Approx. 12 Liters 🔧 Transmission Standard Transmission Type: Automatic CVT (Continuously Variable Transmission) Features Clutch: Automatic centrifugal clutch Final Drive: Belt drive 📐 Dimensions Exterior Length: Approx. 2050 mm Width: Approx. 770 mm Height: Approx. 1390 mm Wheelbase: Approx. 1440 mm Weights Dry Weight: Approx. 160 kg Gross Vehicle Weight Rating: N/A (Typically not specified for scooters) 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Motorcycles/scooters generally do not have standardized crash test ratings) Features Brakes Front: Hydraulic disc brake Brakes Rear: Hydraulic disc brake Suspension Front: Telescopic fork Suspension Rear: Unit swingarm with adjustable shock absorber Lighting: Halogen headlight, LED tail light, turn signals 🔧 Maintenance Service Intervals Oil Change: Every 5,000-7,000 km or 6-12 months Air Filter Cleaning Replacement: Every 5,000 km Spark Plug Replacement: Every 10,000-15,000 km Drive Belt Inspection Replacement: Inspect every 10,000 km, replace as needed Fluid Specifications Engine Oil Type: SAE 10W-40, API SG or higher (confirm with manual) Engine Oil Capacity: Approx. 1.2 Liters (including filter) Coolant Type: Ethylene glycol based antifreeze (50/50 mix) Brake Fluid Type: DOT 4