🏷️ Basic Information Identification Make: Aprilia Model: RS50 Year: 2003 Generation Generation Name: First Generation (2000-2005) 📋 Manual Details Coverage Areas Repair Procedures: Comprehensive diagnostic and repair procedures Maintenance: Detailed maintenance schedules and procedures Rebuilding: Rebuild and refurbishment procedures Restoration: Restoration guidance Diagnostics: All diagnostic procedures Wiring Diagrams: Detailed wiring diagrams included Electrical Service: Electrical system troubleshooting and service Troubleshooting: Comprehensive troubleshooting guides Illustrations: Detailed illustrations, drawings, and photos User Target Audience: Professional technicians and DIY mechanics Manual Type Type: Full Service Repair Manual Language Language: English Format File Format: PDF Printability: Full Printable Delivery Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader, WinRAR Compatibility Operating Systems: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke Displacement: 49.3 cc Bore X Stroke: 39.5 mm x 40.5 mm (Typical for this era of RS50) Cooling System: Liquid-cooled Ignition System: Electronic (CDI) Starting System: Electric Start and Kick Start Fuel System Fuel Delivery: Carburetor Carburetor Model: Dell'Orto PHBN 14 (Typical) Fuel Type: Unleaded Gasoline (Minimum 95 RON) Fuel Tank Capacity: Approx. 13 Liters Performance Horsepower: Approximately 5-6 hp (Restricted for licensing, higher if de-restricted) Torque: Refer to manual for specific figures 🔧 Transmission Standard Type: 6-speed Manual Gear Ratios: Refer to manual for specific gear ratios Features Clutch: Wet, multi-plate 📐 Dimensions Exterior Length: Approx. 1945 mm (Varies slightly by sub-model) Width: Approx. 750 mm (Varies slightly by sub-model) Height: Approx. 1130 mm (Varies slightly by sub-model) Wheelbase: Approx. 1340 mm Weights Dry Weight: Approx. 111 kg Curb Weight: Approx. 117 kg 🛡️ Safety Features Features Brakes Front: Disc, Hydraulic Brakes Rear: Disc, Hydraulic Suspension Front: Telescopic forks Suspension Rear: Monoshock Lighting: Halogen headlight, LED tail light (Typical) Tires Front: Tubeless Radial (Common sizes: 100/80-17) Tires Rear: Tubeless Radial (Common sizes: 130/70-17) 🔧 Maintenance Service Intervals Oil Change Frequency: Refer to manual for specific intervals (typically every 2000-3000 km) Spark Plug Replacement: Refer to manual for specific intervals Fluid Specifications Engine Oil Type: 2-stroke engine oil (Specific API TC or JASO FD rating) Coolant Type: Ethylene Glycol based coolant (50/50 mix with distilled water) Brake Fluid Type: DOT 4 Gear Oil Type: Gear oil (Specific viscosity rating)