Segment:
        
        
            Lightweight Scooter
        
     
    
        
            Target Audience:
        
        
            Commuters, City Riders, DIY Mechanics
        
     
    
    
        
            Competitors 125Cc Scooter:
        
        
            Honda SH125, Yamaha X-MAX 125 (later models), Piaggio Liberty 125
        
     
    
    
        
            Design Philosophy:
        
        
            Sporty yet practical urban mobility scooter
        
     
    
    
        
            Value Proposition:
        
        
            Enables owners to perform all necessary maintenance and repairs, reducing dealership costs.
        
     
    
        
            Manual Strength:
        
        
            Detailed technical drawings, torque specifications, and clear step-by-step instructions.
        
     
 
    
    
    
        
            Applicable Years:
        
        
            1997, 1998, 1999, 2000, 2001, 2002, 2003
        
     
    
        
            Covered Variants:
        
        
            All Service Repair
        
     
    
    
        
            Estimated Pages:
        
        
            Refer to actual product for exact count (typically 200-400 for comprehensive manuals)
        
     
    
    
        
            Type:
        
        
            Comprehensive Service & Repair Manual
        
     
    
    
    
    
        
            Format:
        
        
            Digital Download (PDF expected)
        
     
 
    
    
    
        
            Powertrain:
        
        
            Engine, Transmission, Fuel System, Exhaust System
        
     
    
        
            Chassis:
        
        
            Suspension (Front & Rear), Brakes (Front & Rear), Steering, Wheels & Tires
        
     
    
        
            Electrical:
        
        
            Ignition System, Lighting, Battery, Charging System, Wiring Diagrams, Instruments
        
     
    
        
            Bodywork:
        
        
            Body Panels, Fairings, Seat, Storage, Fasteners
        
     
    
        
            Lubrication And Fluids:
        
        
            Engine Oil, Gear Oil, Coolant (if applicable), Brake Fluid
        
     
    
    
        
            Maintenance:
        
        
            Routine Service, Oil Changes, Filter Replacements, Spark Plug Service, Chain/Belt Adjustment (if applicable)
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic Procedures, Common Faults and Solutions, Electrical System Diagnostics
        
     
    
        
            Repair:
        
        
            Engine Overhaul, Transmission Repair, Brake System Overhaul, Suspension Component Replacement, Electrical Component Repair
        
     
    
        
            Disassembly Assembly:
        
        
            Step-by-step instructions for major component removal and installation
        
     
    
    
        
            Depth:
        
        
            Comprehensive: Covers basic maintenance to full engine rebuilds and diagnostics.
        
     
    
        
            Diagnostics:
        
        
            Detailed diagnostic flowcharts and fault code interpretation (if applicable).
        
     
 
    
    
    
        
            Engine Type:
        
        
            4-stroke, Single-cylinder, Air-cooled
        
     
    
        
            Displacement:
        
        
            124.5 cc (approx.)
        
     
    
        
            Bore X Stroke:
        
        
            52.0 mm x 58.6 mm (typical for this engine family)
        
     
    
        
            Compression Ratio:
        
        
            10.0:1 (typical)
        
     
    
        
            Valve Train:
        
        
            SOHC, 2-valve
        
     
    
        
            Power Output Hp:
        
        
            Approx. 10.5 - 12 HP @ 7500-8000 RPM (model specific)
        
     
    
        
            Torque Nm:
        
        
            Approx. 10.5 - 11.5 Nm @ 6000-6500 RPM (model specific)
        
     
    
    
        
            Top Speed Kph:
        
        
            Approx. 95-105 km/h
        
     
    
    
        
            Fuel Delivery:
        
        
            Carburetor (e.g., Keihin CVK or similar)
        
     
    
        
            Carburetor Model Example:
        
        
            Keihin CVK30 or similar
        
     
    
        
            Fuel Type:
        
        
            Unleaded Gasoline (95 RON recommended)
        
     
    
    
        
            Cooling Method:
        
        
            Air-cooled
        
     
    
    
        
            Ignition System:
        
        
            CDI (Capacitor Discharge Ignition)
        
     
 
    
    
    
        
            Crash Test Data:
        
        
            N/A (Motorcycle/Scooter safety standards differ from cars)
        
     
    
    
        
            Braking System:
        
        
            Front Disc Brake, Rear Drum Brake (common configuration)
        
     
    
        
            Tire Size Front:
        
        
            120/70-12 (common)
        
     
    
        
            Tire Size Rear:
        
        
            130/70-12 (common)
        
     
    
    
        
            Lighting:
        
        
            Halogen Headlight, LED Taillight (later models may have)
        
     
    
        
            Mirrors:
        
        
            Adjustable Rearview Mirrors
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Every 3,000 - 5,000 km or annually
        
     
    
        
            Air Filter Check:
        
        
            Every 3,000 km
        
     
    
        
            Spark Plug Replace:
        
        
            Every 6,000 - 10,000 km
        
     
    
        
            Valve Clearance Check:
        
        
            Every 10,000 - 15,000 km
        
     
    
    
        
            Engine Oil Type:
        
        
            SAE 10W-40, API SG or higher (check manual for exact spec)
        
     
    
        
            Engine Oil Capacity Ml:
        
        
            Approx. 900-1000 ml (check dipstick/sight glass)
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 3 or DOT 4 (check manual)
        
     
    
        
            Gear Oil Spec:
        
        
            SAE 80W-90 API GL-4 or GL-5
        
     
    
        
            Gear Oil Capacity Ml:
        
        
            Approx. 100-120 ml
        
     
    
    
        
            Carburetor Cleaning:
        
        
            Can become clogged with age, requiring periodic cleaning/rebuilding.
        
     
    
        
            Electrical Connections:
        
        
            Corrosion on connectors, especially in humid climates.
        
     
    
        
            Cvt Belt Wear:
        
        
            Wear and tear on the CVT belt and rollers over time, affecting performance.
        
     
    
        
            Cooling System Blockages:
        
        
            If liquid-cooled, potential for radiator or coolant passage blockages. (Leonardo 125 is air-cooled, but important for other variants).
        
     
    
        
        Maintenance Tools Required
    
 
    
        
            Common Tools:
        
        
            Socket set, wrench set, screwdrivers, torque wrench, oil filter wrench, feeler gauges.
        
     
 
    
    
    
        
            Manufacturer:
        
        
            Aprilia (Italian)
        
     
    
        
            Heritage Focus:
        
        
            Performance motorcycles, scooters, and racing heritage
        
     
    
    
        
            Introduction Period:
        
        
            Mid-1990s
        
     
    
        
            Key Distinction:
        
        
            Sporty styling and performance for its class, often featuring Piaggio mechanicals.
        
     
    
    
        
            Production Era:
        
        
            1997-2003 (for 125cc model)
        
     
    
        
            Manufacturing Location:
        
        
            Italy