Segment:
        
        
            Premium scooter segment, often catering to urban mobility with a sporty and comfortable design.
        
     
    
        
            Target Audience:
        
        
            Riders seeking a versatile, stylish, and reliable scooter for commuting and leisure, with varying engine sizes to suit different needs and licensing requirements.
        
     
    
    
        
            Competitors:
        
        
            Direct competitors would include other European and Japanese maxi-scooters of similar displacement, such as models from Yamaha (Majesty, X-Max), Piaggio (X8, X9), Suzuki (Burgman), and Kymco.
        
     
    
    
        
            Design:
        
        
            Sporty styling, comfortable seating for two, ample under-seat storage, aerodynamic fairings for rider protection.
        
     
    
        
            Engine Variety:
        
        
            Offered in multiple engine displacements (125cc, 200cc, 250cc, 500cc) to appeal to a broader market and riders with different licensing classes.
        
     
 
    
    
    
        
            Primary Coverage:
        
        
            Aprilia Atlantic 125, 200, 250, 500 Sprint models for the 1999 model year.
        
     
    
        
            Engine Coverage:
        
        
            125cc, 200cc, 250cc, and 500cc engine variants.
        
     
    
        
            Region Applicability:
        
        
            Global, as service procedures are generally universal.
        
     
    
    
        
            Estimated Pages:
        
        
            The product description does not explicitly state the page count. Based on typical service manuals for multi-variant scooters, expect 300-600 pages.
        
     
    
    
        
            Type:
        
        
            Service Repair Workshop Manual
        
     
    
        
            Purpose:
        
        
            Provides comprehensive instructions for diagnosis, maintenance, repair, and overhaul.
        
     
    
    
        
            Language:
        
        
            Likely English, based on common industry practice for widely distributed manuals. The provided snippet is in English.
        
     
    
    
 
    
    
    
        
            Engine:
        
        
            Internal combustion engine mechanics, including assembly, disassembly, lubrication, cooling, fuel delivery, ignition, starting, and exhaust systems.
        
     
    
        
            Transmission:
        
        
            Automatic transmission (likely CVT - Continuously Variable Transmission) operation, maintenance, and repair, including clutch and variator components.
        
     
    
        
            Chassis:
        
        
            Frame, suspension (front forks, rear shock absorber), steering system, and wheel assembly.
        
     
    
        
            Brakes:
        
        
            Front and rear braking systems (likely disc brakes), including hydraulic components, brake pads, rotors, and bleeding procedures.
        
     
    
        
            Electrical:
        
        
            Wiring diagrams, battery, charging system (alternator/stator), lighting, ignition system, starter motor, and electronic control units (ECU) if applicable.
        
     
    
        
            Fuel System:
        
        
            Fuel tank, fuel lines, fuel pump, carburetor (for 125/200) or fuel injection (for 250/500), and emission control systems.
        
     
    
        
            Cooling System:
        
        
            Liquid cooling system components, radiator, thermostat, water pump, and coolant specifications.
        
     
    
        
            Bodywork:
        
        
            Body panels, fairings, seat, storage compartments, and trim components.
        
     
    
    
        
            Maintenance:
        
        
            Scheduled maintenance tasks, oil changes, filter replacements, chain/belt adjustments, spark plug replacement, and coolant flushes.
        
     
    
        
            Diagnosis:
        
        
            Troubleshooting guides, common problems and their solutions, diagnostic charts, and symptom-based repairs.
        
     
    
        
            Repair:
        
        
            Step-by-step instructions for disassembly, cleaning, inspection, repair, and reassembly of all major components and systems.
        
     
    
        
            Overhaul:
        
        
            Detailed procedures for complete engine rebuilds and transmission overhauls.
        
     
    
        
            Technical Data:
        
        
            Torque specifications, clearances, fluid capacities, electrical values, and diagnostic trouble codes (DTCs).
        
     
    
    
        
            Depth:
        
        
            Comprehensive; covers from basic rider maintenance to in-depth mechanical and electrical diagnostics and repairs, suitable for professional mechanics and advanced DIY enthusiasts.
        
     
 
    
    
    
        
            125Cc:
        
        
            Likely a single-cylinder, 4-stroke, liquid-cooled engine. Specific bore/stroke and compression ratio would be detailed in the manual.
        
     
    
        
            200Cc:
        
        
            Likely a single-cylinder, 4-stroke, liquid-cooled engine, offering increased power over the 125cc variant. Specific details in manual.
        
     
    
        
            250Cc:
        
        
            Likely a single-cylinder, 4-stroke, liquid-cooled engine, potentially with fuel injection. Specifications like power output and torque would be detailed.
        
     
    
        
            500Cc:
        
        
            Likely a larger displacement single-cylinder or parallel-twin, 4-stroke, liquid-cooled engine, providing significant power. Manual would detail specific engine architecture.
        
     
    
    
        
            Power Output:
        
        
            Varies significantly by engine displacement. The manual will provide exact figures (e.g., for the 500cc, expect around 40-45 HP).
        
     
    
        
            Torque:
        
        
            Varies by engine displacement. The manual will provide specific torque figures and curves.
        
     
    
    
        
            125/200Cc:
        
        
            Likely carbureted (e.g., Mikuni or Keihin). Manual covers carburetor tuning, cleaning, and jetting.
        
     
    
        
            250/500Cc:
        
        
            Likely fuel-injected (EFI). Manual covers injector cleaning, fuel pressure checks, and ECU diagnostics.
        
     
    
    
    
        
            Coolant Type:
        
        
            The manual will specify the correct type of antifreeze/coolant (e.g., ethylene glycol based) and capacity.
        
     
 
    
    
    
        
            Type:
        
        
            Automatic, Continuously Variable Transmission (CVT)
        
     
    
        
            Components:
        
        
            Includes variator (drive and driven pulleys), drive belt, clutch assembly, and reduction gears.
        
     
    
    
        
            Type:
        
        
            N/A for this model, all variants use automatic transmission.
        
     
    
    
        
            Maintenance:
        
        
            Manual will detail CVT belt inspection, variator roller replacement, clutch shoe inspection, and gearbox oil changes.
        
     
 
    
    
    
        
            Length:
        
        
            Specific dimensions for each variant will be in the manual, but generally Maxi-scooter proportions.
        
     
    
        
            Width:
        
        
            Specific dimensions for each variant will be in the manual.
        
     
    
        
            Height:
        
        
            Specific dimensions for each variant will be in the manual.
        
     
    
    
        
            Dry Weight:
        
        
            Varies by engine size, manual will provide exact figures for each variant (e.g., 125cc likely around 150-160 kg).
        
     
    
        
            Gross Vehicle Weight Rating:
        
        
            Specified in the manual, indicating maximum permissible weight.
        
     
 
    
    
    
        
            Crash Test Results:
        
        
            N/A for motorcycle/scooter safety ratings in the same way as cars. Focus is on component safety and handling.
        
     
    
    
        
            Braking:
        
        
            Likely equipped with front and rear disc brakes, possibly with linked braking or ABS on some variants (manual will confirm ABS availability).
        
     
    
        
            Lighting:
        
        
            Headlight, taillight, turn signals, brake lights. Manual covers bulb types and electrical testing.
        
     
    
    
        
            Frame Construction:
        
        
            Steel frame designed for stability and handling. Manual details frame inspection for damage.
        
     
    
        
            Ergonomics:
        
        
            Designed for rider comfort and control during urban and touring use.
        
     
 
    
    
    
        
            Dashboard:
        
        
            Likely analog and/or digital instrumentation including speedometer, tachometer, fuel gauge, odometer, and warning lights. Specific features depend on variant.
        
     
    
    
        
            ABS:
        
        
            Availability of Anti-lock Braking System (ABS) would be variant-dependent and confirmed in the manual.
        
     
    
    
        
            Vehicle Diagnostics:
        
        
            For fuel-injected models, on-board diagnostics (OBD) may be present, with the manual providing information on accessing error codes.
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Typically every 4,000-6,000 km or annually, whichever comes first. Manual will specify exact interval and oil type.
        
     
    
        
            Air Filter Check:
        
        
            Recommended at every oil change or every 2,000-3,000 km. Manual provides cleaning/replacement procedures.
        
     
    
        
            Belt Check Replacement:
        
        
            CVT belt inspection interval typically around 10,000-12,000 km, with replacement based on wear. Manual details inspection and replacement.
        
     
    
    
        
            Engine Oil:
        
        
            The manual will specify the correct viscosity grade (e.g., 10W-40, 15W-50) and API classification (e.g., SG, SH, SJ) for the engine oil. Capacity will also be listed.
        
     
    
        
            Gearbox Oil:
        
        
            The manual will specify the type and quantity of gear oil for the final drive.
        
     
    
        
            Brake Fluid:
        
        
            Manual will specify DOT standard (e.g., DOT 3, DOT 4) for brake fluid and replacement intervals.
        
     
    
    
        
            Common Wear Items:
        
        
            CVT belt wear, variator rollers, brake pads, suspension bushings, and exhaust system components. Manual helps in early detection and replacement.
        
     
    
        
            Electrical Connections:
        
        
            As with many scooters of this era, corrosion in electrical connectors can lead to intermittent faults. Manual's wiring diagrams are crucial for troubleshooting.
        
     
    
        
            Cooling System:
        
        
            Leaks from hoses or radiator, thermostat failure. Manual guides for inspection and replacement.
        
     
 
    
    
    
        
            Manufacturer:
        
        
            Aprilia is an Italian manufacturer known for its performance motorcycles and scooters, with a strong racing heritage.
        
     
    
    
        
            Atlantic Series:
        
        
            The Atlantic was a key model in Aprilia's scooter lineup, offering a blend of performance and touring comfort across various engine displacements. The 1999 model represents an early iteration of this popular platform.
        
     
    
    
        
            Manufacturing Location:
        
        
            Likely manufactured in Italy, consistent with Aprilia's primary production facilities.