🏷️ Basic Information Identification Make: Aprilia Model: Atlantic 125 / 200 Generation Model Years: 2000, 2001, 2002, 2003, 2004, 2005 Codes Product Name: Aprilia SR50 SR 50 2005 Workshop Service Repair Manual Product Description Reference: Aprilia Atlantic 125 200 2000 2001 2002 2003 2004 2005 Workshop Service Repair Manual Download 👋 Introduction Market Position Segment: Premium European maxi-scooter. Competitive Analysis Competitors: Piaggio X9, Yamaha X-Max, Kymco Downtown (during its production run). Key Features Features: Comfortable ride, ample storage, capable for urban commuting and light touring, premium styling. 📋 Manual Details Coverage Areas Markets Covered: Global (primarily European focus based on model) Page Count Estimated Pages: Hundreds Manual Type Manual Type: Workshop Service Repair Manual Language Language: English (assumed, typical for factory manuals of this era and brand) Format Format: Digital Download (PDF) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, disassembly, assembly, tuning, diagnostics for 125cc and 200cc variants. Transmission: Automatic CVT transmission service, maintenance, and repair procedures. Electrical System: Wiring diagrams, component testing, battery management, ignition system, lighting, starter, and charging system. Fuel System: Carburetor (or EFI if applicable, though likely carb for this era) service, cleaning, adjustment, fuel pump, and lines. Braking System: Hydraulic brake system maintenance, caliper service, pad replacement, fluid bleeding, and component inspection. Suspension: Front fork service, rear shock absorber maintenance, and related components. Cooling System: Liquid-cooled system maintenance, coolant types, radiator, water pump, and thermostat service. Chassis And Bodywork: Frame inspection, fairing removal/installation, seat, handlebars, and general body component service. Procedures Included Maintenance: Scheduled maintenance tasks, oil changes, filter replacements, spark plug service, lubrication points. Troubleshooting: Diagnostic flowcharts, common fault identification, and rectification procedures for various systems. Repair: Detailed step-by-step instructions for component removal, repair, and reinstallation across all major systems. Diagnostics: Component testing methods, electrical diagnostics, and general performance issue diagnosis. Technical Depth Depth: Comprehensive factory-level detail, suitable for professional technicians and experienced DIY mechanics. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable if a high-quality scan/original digital document. Print Quality Printability: Designed for clear printing of text and diagrams. Binding Type Binding Type: N/A (Digital) Paper Type Paper Type: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, liquid-cooled, single-cylinder (Piaggio LEADER engine family). Engine Displacement 125Cc: 124 cc (approx.) Engine Displacement 200Cc: 197.5 cc (approx.) Bore X Stroke 125Cc: 52.65 mm x 55.2 mm (typical for LEADER 125) Bore X Stroke 200Cc: 62.4 mm x 65 mm (typical for LEADER 200) Compression Ratio 125Cc: 11.5:1 (typical for LEADER 125) Compression Ratio 200Cc: 11.0:1 (typical for LEADER 200) Performance Horsepower 125Cc: Approx. 15 hp @ 8,000 rpm (varied by market/tune) Horsepower 200Cc: Approx. 21 hp @ 8,000 rpm (varied by market/tune) Torque 125Cc: Approx. 13 Nm @ 6,500 rpm (varied by market/tune) Torque 200Cc: Approx. 18 Nm @ 6,500 rpm (varied by market/tune) Fuel System Fuel Delivery: Carburetor (e.g., Dell'Orto PHVA 30 for 125, larger for 200) or potentially early EFI on some later models/markets. Fuel Type: Unleaded gasoline, minimum 95 RON. Lubrication Oil Type: SAE 5W-40 synthetic or semi-synthetic scooter oil, API SG or higher. Oil Capacity: Approx. 0.9 - 1.1 liters (refer to manual for exact figure and filter change). 🔧 Transmission Standard Transmission Type: Automatic CVT (Continuously Variable Transmission) with dry centrifugal clutch. Features Gear Ratios: Continuously variable, managed by CVT system for optimal engine RPM range. Clutch Type: Dry centrifugal clutch. 📐 Dimensions Exterior Length: Approx. 2030 mm (varies slightly by specific model year/trim) Width: Approx. 770 mm (at handlebars) Height: Approx. 1370 mm (at handlebars) Weights Dry Weight: Approx. 145 kg (varies by model/engine size) Gross Vehicle Weight Rating Gvwr: Refer to manual for specific GVWR, typically around 300-320 kg. Cargo Underseat Storage: Ample capacity, typically fits one full-face helmet and more. Dimensions Wheelbase: Approx. 1420 mm Seat Height: Approx. 770 mm 🛡️ Safety Features Ratings Crash Test Results: N/A (motorcycle/scooter specific crash testing protocols vary significantly). Active Features Braking System: Front disc brake (single 260mm or 280mm disc, depending on model/year), Rear disc brake (single 220mm disc). ABS was an option on later models or specific trims, but not standard on all 2000-2005 models. Lighting: Halogen headlight, taillight, and turn signals. Passive Features Frame Construction: Steel tube frame. Handlebar Design: Ergonomic design for rider control. 💡 Technology Features Infotainment Instrument Cluster: Analog speedometer and tachometer, digital odometer, fuel gauge, clock, temperature warning light. (Details may vary by trim/market). Driver Assistance ABS Availability: Optional on some models/years within this range. Connectivity Connectivity Features: None typical for this era of scooter. 🔧 Maintenance Service Intervals Engine Oil Change: Every 3,000-5,000 km or annually, whichever comes first (refer to manual for precise interval). Gearbox Oil Change: Every 6,000-10,000 km or biennially (refer to manual for precise interval). Air Filter Cleaning Replacement: Check every 3,000 km, clean or replace as needed; recommended replacement every 6,000-12,000...