🏷️ Basic Information Identification Make: Aprilia Model: RS250 Year: 1998 👋 Introduction Market Position Motorcycle Segment: Lightweight Sportbike / Two-Stroke Performance Competitive Analysis Key Competitors: Suzuki RGV250, Yamaha TZR250, Kawasaki KR-1/KR-1S Key Features Engine Type: Liquid-cooled, V-twin, two-stroke Suspension Type: Telescopic forks (front), Monoshock (rear) Braking System: Dual front discs, single rear disc 📋 Manual Details Coverage Areas Coverage Type: Complete Service and Repair Page Count Estimated Pages: 300+ Manual Type Manual Classification: Official Service & Repair Manual Language Primary Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Yes (complete tear down and rebuild) Engine Electrical: Yes (ignition, charging, starting systems) Fuel System: Yes (carburetion, fuel lines) Cooling System: Yes (radiator, hoses, thermostat) Exhaust System: Yes Transmission Gearbox: Yes (clutch, gear shifting mechanism) Frame Chassis: Yes Suspension Front: Yes (forks, steering head) Suspension Rear: Yes (shock absorber, swingarm) Braking System Front: Yes (discs, calipers, master cylinder) Braking System Rear: Yes (disc, caliper, master cylinder) Wheels Tires: Yes Electrical System Lighting: Yes (headlight, taillight, signals) Electrical System Instruments: Yes (speedometer, tachometer) Bodywork Fairings: Yes Control Systems: Yes (throttle, clutch, brake levers) Procedures Included Routine Maintenance: Yes (oil changes, filter replacements, chain adjustment) Troubleshooting: Yes (diagnostic procedures, common issues) Engine Rebuild: Yes (complete tear down and reassembly) Suspension Service: Yes (fork seal replacement, damper adjustments) Brake System Repair: Yes (bleeding, pad replacement) Electrical Diagnostics: Yes (wiring diagrams, component testing) Carburetor Tuning: Yes Chain Sprocket Replacement: Yes Technical Depth Depth Level: Comprehensive (from basic maintenance to full engine rebuild) 📊 Manual Specifications File Format PDF Quality: High-resolution, searchable text Printable: Yes Binding Type Format Binding: Digital (PDF - no physical binding) Paper Type Format Paper: Not Applicable (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: 2-stroke, liquid-cooled, V-twin Displacement: 249 cc Bore X Stroke: 54.0 mm x 54.5 mm Compression Ratio: 7.8:1 Power Delivery: V-Force reed valves, ATAC (Automatic T.O.R.C. System) exhaust control Performance Horsepower: Approx. 70 HP @ 11,000 rpm (claimed) Torque: Approx. 30 lb-ft @ 10,500 rpm (claimed) Fuel System Carburetion: 2 x Mikuni TMX30 flat-slide carburetors Fuel Type: Unleaded gasoline (95 RON recommended) Lubrication Oil System: Pre-mix or Autolube oil injection Ignition Ignition System: Digital CDI 🔧 Transmission Standard Transmission Type: 6-speed constant mesh Clutch Type: Wet, multi-plate Features Gear Ratios: Refer to manual for specific ratios Final Drive: Chain 📐 Dimensions Exterior Length: Approx. 1995 mm Width: Approx. 710 mm Height: Approx. 1135 mm Wheelbase: Approx. 1365 mm Weights Dry Weight: Approx. 142 kg Wet Weight: Approx. 162 kg Fuel Capacity: 16 Liters 🛡️ Safety Features Ratings Safety Standards: Industry standards for motorcycle safety of the era Active Features Braking Performance: Dual front disc brakes with 4-piston calipers, single rear disc brake Suspension Handling: Adjustable front forks and rear monoshock for optimized handling and stability Passive Features Frame Construction: Aluminum twin-spar frame for rigidity and light weight 💡 Technology Features Infotainment Instrumentation: Analog speedometer, tachometer, coolant temperature gauge, odometer, trip meter. Driver Assistance ABS: Not applicable (ABS was not common on sportbikes of this era) Connectivity Bluetooth Usb: Not applicable (pre-digital era) 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual (typically every 3000-5000 km for engine oil, 2-stroke oil tank needs regular monitoring) Spark Plug Replacement: Refer to manual (e.g., every 6000 km) Chain Tension Check: Refer to manual (e.g., every 1000 km) Fluid Specifications Engine Oil Type: Refer to manual (e.g., SAE 10W-40 API SG or higher for gearbox oil) 2 Stroke Oil Type: High-quality 2-stroke synthetic or semi-synthetic oil (specific viscosity recommended in manual) Coolant Type: Ethylene glycol-based coolant with anti-corrosion additives (50/50 mix with distilled water) Brake Fluid Type: DOT 4 Known Issues Two Stroke Wear: Piston and cylinder wear due to high performance and 2-stroke nature; requires diligent maintenance. Carburetor Sync: Carburetors can be sensitive to atmospheric changes and require periodic syncing for optimal performance. Atac System: The ATAC system can become gummed up or seize, affecting power delivery at lower RPMs; requires cleaning. Power Valves: 2-stroke power valves can carbon up and require decarbonizing for proper operation. 📚 Vehicle History Brand Heritage Manufacturer Origin: Italy Model Evolution Development Basis: Derived from Suzuki RGV250 Gamma components and design, licensed by Aprilia Production Production Era: Mid-to-late 1990s (1995-2004 approx.) Manufacturing Location: Noale, Italy 🏆 Awards & Recognition Recognitions Automotive Press Reviews: Widely praised by motorcycle journalists of the time for its handling, performance, and aggressive styling.