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Introduction
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Market Position
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Market Position:
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The Aprilia Atlantic 125/200 (2002) represented Aprilia's entry into the popular 'maxi-scooter' segment, offering a blend of performance, comfort, and practicality for urban commuting and light touring. It competed with established models from Yamaha (X-MAX series), Honda (Forza series), and Suzuki (Burgman series).
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Competitive Analysis
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Competitive Analysis:
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The Atlantic series distinguished itself with Italian design flair and often sportier handling characteristics compared to some Japanese competitors. The 200cc variant offered a noticeable step up in performance for those seeking more power than the 125cc version.
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Key Features
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Key Features:
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Sleek, aerodynamic styling, comfortable seating for rider and passenger, substantial under-seat storage, responsive engines, effective braking systems, and typically a robust chassis for stable handling.
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Manual Coverage
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Systems Covered
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Systems Covered:
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Engine (diagnosis, overhaul, tuning), Fuel System (carburetion/injection), Ignition System, Cooling System, Lubrication System, Exhaust System, Transmission (CVT), Chassis, Suspension (front fork, rear shock absorber), Brakes (front and rear disc brakes), Wheels and Tires, Electrical System (lighting, starting, charging, instrumentation), Bodywork (fairings, seat, storage), Frame, Steering System, Troubleshooting.
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Electrical System Coverage:
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Wiring diagrams, component testing, troubleshooting starter, charging, lighting, ignition, and accessory circuits.
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Procedures Included
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Procedures Included:
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Routine maintenance (oil changes, filter replacements, spark plug service), detailed disassembly and reassembly procedures, diagnostic charts, component testing, repair instructions, specifications for torque values, clearances, fluid levels, and more.
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Engine Overhaul Procedures:
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Detailed steps for engine disassembly, piston and cylinder inspection/replacement, valve clearance adjustment, crankshaft and connecting rod checks, and engine reassembly.
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Suspension And Steering Repair:
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Front fork seal replacement, fork oil change, rear shock absorber removal and installation, steering bearing service.
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Fuel System Adjustment:
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Carburetor synchronization, idle speed adjustment, fuel mixture settings.
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Brake System Maintenance:
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Brake pad replacement, brake fluid bleeding, caliper overhaul, master cylinder checks.
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Technical Depth
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Technical Depth:
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Comprehensive, suitable for both experienced technicians and dedicated DIY enthusiasts. Covers everything from basic adjustments to complete engine and gearbox rebuilds.
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Diagrams And Illustrations:
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Extensive use of exploded views, schematics, and line drawings to illustrate disassembly, reassembly, and component identification.
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Engine Specifications
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Primary Engine
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Primary Engine:
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Four-stroke, liquid-cooled, SOHC, 2-valve (for 125) or 4-valve (for 200, depending on specific variant). Likely based on Piaggio/Rotax engine architecture, common in Aprilia products of this era.
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Performance
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Horsepower 125Cc:
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Approx. 15 HP (11 kW) @ 8500 RPM (typical for this class)
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Horsepower 200Cc:
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Approx. 19-20 HP (14-15 kW) @ 7500 RPM (typical for this class)
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Fuel System
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Fuel System:
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Carburetor (likely Mikuni or Keihin), with manual choke for starting.
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Engine Code
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Engine Code Example:
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Likely a Piaggio LEADER engine family variant (e.g., M212M for 125, M212M for 200, specific codes vary).
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Bore Stroke
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Bore Stroke 125Cc:
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Approx. 52.65 mm x 57.2 mm (typical for 125cc Piaggio LEADER)
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Bore Stroke 200Cc:
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Approx. 62.6 mm x 65 mm (typical for 200cc Piaggio LEADER)
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Compression Ratio
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Compression Ratio:
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Approx. 10.5:1 to 11.0:1 (typical)
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Dimensions
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Exterior
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Overall Length:
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Approx. 2150 mm (estimate based on similar models)
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Overall Width:
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Approx. 770 mm (estimate)
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Seat Height:
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Approx. 780 mm (estimate)
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Weights
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Dry Weight 125Cc:
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Approx. 150 kg (estimate)
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Dry Weight 200Cc:
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Approx. 155 kg (estimate)
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Fuel Tank Capacity:
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Approx. 10 Liters (estimate)
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Gross Vehicle Weight Rating:
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Typically around 300-330 kg (estimate, includes rider and cargo)
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Wheels Tires
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Front Tire Size:
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Typically 14-inch or 15-inch front wheel (e.g., 120/70-14 or 110/90-13)
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Rear Tire Size:
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Typically 13-inch or 14-inch rear wheel (e.g., 140/60-14 or 130/70-13)
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Maintenance
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Service Intervals
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Oil Change Interval:
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Typically every 3,000-5,000 km or annually, as detailed in the service manual.
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Spark Plug Replacement Interval:
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Recommended every 6,000-10,000 km, depending on plug type.
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Air Filter Cleaning Replacement:
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Check every 3,000 km, clean or replace as needed, typically every 6,000-12,000 km.
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Fluid Specifications
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Engine Oil Type:
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SAE 10W-40 API SG or higher (confirm specific grade in manual, common for air/liquid cooled engines).
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Coolant Type:
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Ethylene glycol based, anti-freeze/anti-corrosion mixture (e.g., Motul Motocool Expert or equivalent).
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Brake Fluid Type:
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DOT 4 (confirm specific grade in manual).
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Gearbox Oil Type:
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SAE 80W-90 API GL-4 gear oil (typically for the final drive reduction gears).
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Known Issues
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Common Issues:
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Potential for electrical connection corrosion, CVT belt wear over time, stator/regulator issues on some models, and general maintenance needs for carbureted systems.
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Torque Specifications
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Spark Plug Torque:
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Approx. 15-20 Nm (refer to manual for exact spec).
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Wheel Axle Nut Torque:
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Approx. 50-70 Nm (refer to manual for exact spec).
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Troubleshooting Tips
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Troubleshooting Focus:
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The manual provides diagnostic procedures for common starting problems, poor performance, electrical faults, and braking issues.
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