🏷️ Basic Information Identification Make: Aprilia Model: RS250 Year: 2002 Market Segment: Sportbike / Supersport Motorcycle Codes Vin Prefix: ZDA 👋 Introduction Market Position Positioning: Performance-oriented 250cc two-stroke sportbike, renowned for its racing pedigree and lightweight agility. Competitive Analysis Competitors: Yamaha YZF-R25, Kawasaki Ninja ZX-2R (where available), Suzuki RG250 Gamma (earlier models). Key Differentiator: Authentic two-stroke performance, direct Suzuki RGV250 V-twin engine, advanced chassis derived from racing technology. Key Features Performance Focus: High-revving twin-cylinder engine delivering sharp acceleration and a thrilling riding experience. Handling: Lightweight chassis and sophisticated suspension provide exceptional cornering ability and rider feedback. Braking: Powerful front and rear disc brakes for confident stopping power. 📋 Manual Details Coverage Areas All Models: Yes All Engines: Yes All Trim: Yes All Transmissions: Yes Page Count Estimated Pages: 200-300 Manual Type Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Comprehensive (Top-end, Bottom-end, Lubrication, Cooling) Fuel System: Carburetion, Fuel Pump, Lines, Tank Ignition System: CDI, Spark Plugs, Ignition Coils Transmission Gearbox: Clutch, Gear Selector, Internals, Ratios Exhaust System: Piping, Silencer, Reed Valves Cooling System: Radiator, Hoses, Water Pump, Thermostat Chassis Frame: Frame, Swingarm, Headstock Bearings Suspension Front: Front Forks (Rebuild, Oil, Seals, Adjustments) Suspension Rear: Monoshock (Rebuild, Adjustments, Linkages) Braking System: Front and Rear Brakes (Discs, Calipers, Master Cylinders, Lines, Bleeding) Wheel Tires: Wheels, Bearings, Tire Mounting, Pressures Electrical System: Wiring Diagrams, Battery, Charging System, Lighting, Starter Motor Instrumentation Controls: Dashboard, Switches, Levers Bodywork Fairings: Fairing Removal, Installation, Related Components Lubrication System: Oil Pump, Mixing, Oil Specifications Procedures Included Routine Maintenance: Oil Changes, Filter Replacements, Chain Adjustments, Spark Plug Service Troubleshooting: Diagnostic Flowcharts, Common Fault Identification Engine Rebuild: Piston Replacement, Cylinder Boring, Crankshaft Service, Sealing Carburetor Overhaul: Disassembly, Cleaning, Jetting, Synchronization Suspension Fork Rebuild: Oil Replacement, Seal Replacement, Spring Replacement Brake System Service: Pad Replacement, Fluid Bleeding, Caliper Overhaul Electrical Component Testing: Voltage Checks, Resistance Measurements, Continuity Tests Chain Sprocket Replacement: Installation Guidelines, Tensioning Cooling System Flush: Coolant Replacement, System Bleeding Wheel Bearing Replacement: Removal and Installation Procedures Special Tool Usage: Identification and application of Aprilia-specific tools Technical Depth Depth: Comprehensive (from basic maintenance to full engine disassembly and rebuild) Diagrams: Detailed exploded views, wiring diagrams, schematics Specifications: Torque values, clearances, fluid types, capacities, pressures 📊 Manual Specifications File Format File Type: PDF Searchability: Text-searchable Print Quality Quality: High-resolution, clear text and images Printability: Printable on standard printers Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Type: Liquid-cooled, 90-degree V-twin, two-stroke Displacement: 249 cc (15.2 cu in) Bore X Stroke: 54.0 mm x 54.5 mm Compression Ratio: 7.1:1 Power Delivery: Power Band focus, peak power delivered at higher RPM. Performance Horsepower Claimed: ~70 hp (52 kW) @ 11,000 rpm Torque Claimed: ~4.5 kg-m (32.5 lb-ft) @ 10,500 rpm Fuel System Carburetors: Twin Mikuni VM28 (or similar performance-oriented carburetors) Fuel Type: Unleaded gasoline (high octane recommended) Fuel Mixture: Premix or Automatic Oil Injection system (depending on exact sub-model/market) 🔧 Transmission Standard Type: 6-speed constant mesh Features Clutch: Wet multi-plate clutch Final Drive: Chain drive 📐 Dimensions Exterior Length: Approx. 1975 mm (77.8 in) Width: Approx. 710 mm (28.0 in) Height: Approx. 1100 mm (43.3 in) Wheelbase: Approx. 1360 mm (53.5 in) Weights Dry Weight: Approx. 138 kg (304 lbs) Wet Weight: Approx. 155 kg (342 lbs) (estimated with fluids) Fuel Capacity: 16 Liters (4.2 US gal) 🛡️ Safety Features Ratings Safety Ratings: N/A (Motorcycle safety is typically assessed by rider skill and component performance, not governmental crash test ratings like cars.) Active Features Braking Performance: Dual front discs with 4-piston calipers, single rear disc. Suspension Stability: Upside-down front forks and adjustable monoshock rear suspension contribute to stable handling. Passive Features Chassis Integrity: Sturdy twin-spar aluminum frame. Ergonomics: Sportbike riding position designed for control and feedback. 💡 Technology Features Infotainment Infotainment System: N/A (Basic analog instrumentation). Display: Analog speedometer, tachometer, odometer, trip meter, temperature gauge, warning lights. Driver Assistance ABS: No ABS available. Traction Control: No traction control available. 🔧 Maintenance Service Intervals Oil Change Engine: Every 3,000 - 5,000 km (1,800 - 3,000 miles) or annually, whichever comes first. Air Filter Cleaning: Every 3,000 - 5,000 km (1,800 - 3,000 miles) or as needed based on operating conditions. Spark Plug Replacement: Every 6,000 - 10,000 km (3,700 - 6,000 miles). Chain Lubrication Adjustment: Every 500 km (300 miles) or after riding in wet conditions. Coolant Flush: Every 2 years. Fluid Specifications Engine Oil Type: 2-stroke motorcycle oil (API TC, JASO FD rated) - often requires separate premix or specific oil for injection system. Consult manual for exact grade/type. Transmission Oil Type: API GL-4 SAE 80W/90 gear oil (e.g., Motul Gear 300 75W-90 or similar) Brake Fluid Type: DOT 4 Coolant Type: Ethylene glycol based antifreeze mixture (50% coolant, 50% distilled water) Known...