🏷️ Basic Information Identification Make: Aprilia Model: RS 250 Model Variant: 2-Stroke Sportbike Codes Chassis Codes: AP811700, AP811700A Engine Codes: Rotax 257, AP812000 👋 Introduction Market Position Segment: Lightweight 2-stroke sportbike, performance-oriented Competitors: Yamaha YZF-R6 (4-stroke), Suzuki GSX-R600 (4-stroke), Honda CBR600F (4-stroke), Kawasaki ZX-6R (4-stroke), Ducati 748 (2-valve, 4-stroke) Target Audience: Enthusiasts seeking track-day performance and classic 2-stroke riding experience Competitive Analysis Unique Selling Proposition: Lightweight chassis, potent 2-stroke twin-cylinder engine, racing heritage, exceptional handling Key Features Engine Type: V-twin, 2-stroke, liquid-cooled Performance Focus: High power-to-weight ratio, aggressive riding posture Handling Dynamics: Stiff chassis, premium suspension components, adjustable geometry 📋 Manual Details Coverage Areas Years Covered: 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Regions Covered: Global (covers variations where applicable) Page Count Estimated Pages: 500+ Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete disassembly, inspection, assembly, troubleshooting, tuning (carburetors, ignition, exhaust) Cooling System: Radiator, hoses, water pump, thermostat, fluid specifications Fuel System: Carburetor (Mikuni TM34) overhaul, jetting, float adjustment, fuel pump, tank maintenance Exhaust System: Expansion chambers, mufflers, seals, torque specifications Transmission: Clutch (wet multi-plate), gearbox, shifting mechanism, lubrication, internal components Chassis Suspension: Frame, front fork (Showa/Marzocchi), rear shock absorber (Ohlins/Sachs), linkage, bearings, preload/rebound adjustments Brakes: Front (dual discs, Brembo calipers) and rear (single disc), hydraulic system, pad replacement, bleeding, rotor specifications Electrical System: Ignition system (CDI), lighting, charging system (stator, regulator/rectifier), battery, wiring diagrams, starter motor Bodywork And Fairings: Panel removal, installation, graphics, seating Wheels And Tires: Wheel removal, balancing, tire selection, pressures Procedures Included Maintenance: Scheduled servicing, oil changes, filter replacements, spark plug checks, chain adjustment, brake fluid flush Troubleshooting: Diagnostic flowcharts for common problems (starting issues, poor performance, electrical faults) Repair: Step-by-step guides for engine rebuilds, suspension overhauls, electrical component replacement, clutch repair Adjustments: Carburetor jetting, ignition timing, suspension settings, clutch cable play Diagnostics: Fault finding for ignition, fuel delivery, and mechanical issues Technical Depth Depth: Comprehensive (from basic rider maintenance to full engine and chassis rebuilds) Diagnostic Codes: While not OBD-II based, it details symptoms and likely causes for system failures Special Tools: Lists required specialized tools for specific procedures (e.g., flywheel puller, torque wrenches, seal drivers) 📊 Manual Specifications File Format File Type: PDF Searchability: Typically searchable text within the PDF Print Quality Quality: High resolution, suitable for printing Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Type: V-twin, 2-stroke, liquid-cooled, reed valve induction Displacement: 249 cc Bore X Stroke: 54 mm x 54.5 mm Compression Ratio: 7.5:1 (approximate, varies slightly by year/market) Power Output Hp: 65-70 HP @ 11,000 RPM (approximate, stock) Torque Nm: 35-38 Nm @ 10,000 RPM (approximate, stock) Performance Top Speed: Over 140 mph (225 km/h) Fuel System Carburetors: 2 x Mikuni TM34 flat-slide carburetors Fuel Type: Unleaded gasoline (95-98 RON recommended) Oil Mixing: Premix or Autolube (separate oil injection system) 🔧 Transmission Standard Type: 6-speed constant mesh Clutch: Wet, multi-plate, cable-actuated Features Gear Ratios: Specific ratios available in manual (e.g., 1st: 2.615, 2nd: 1.944, 3rd: 1.571, 4th: 1.333, 5th: 1.150, 6th: 1.000) Final Drive: Chain drive (DID 520 VX or similar) 📐 Dimensions Exterior Length: Approx. 2000 mm Width: Approx. 720 mm Height: Approx. 1125 mm Wheelbase: Approx. 1365 mm Weights Dry Weight: Approx. 142 kg (313 lbs) Wet Weight: Approx. 165 kg (364 lbs) Fuel Capacity: 16 Liters (4.2 US gal) 🛡️ Safety Features Ratings NHTSA Rating: N/A (Motorcycle) Active Features Braking System: Dual front discs with radial-mount calipers, single rear disc Suspension Adjustability: Adjustable preload, rebound, and compression damping (depending on model/spec) Passive Features Frame Construction: Aluminum twin-spar frame Lighting: Halogen headlight, LED taillight (later models) 💡 Technology Features Infotainment Display: Analog tachometer and speedometer, basic indicator lights (fuel, oil, neutral, turn signals) Driver Assistance Traction Control: None ABS: None (optional on some later European models, rare) Connectivity Bluetooth: None Usb Ports: None 🔧 Maintenance Service Intervals Oil Change Engine: Every 3,000-5,000 km or annually Spark Plugs: Inspect every 5,000 km, replace as needed (e.g., NGK BR9EG) Air Filter: Clean/inspect every 5,000 km, replace if damaged Coolant Flush: Every 2 years Brake Fluid Flush: Every 2 years Chain Lubrication Adjustment: Every 1,000 km and after washing/rain Fluid Specifications Engine Oil: Fully synthetic 2-stroke engine oil (e.g., Motul 800 2T Factory Line, Castrol TTS) Transmission Oil: API GL-4 or GL-5 gear oil, SAE 75W-90 (e.g., Motul Gear 300) Coolant: 50/50 mix of ethylene glycol coolant and distilled water Brake Fluid: DOT 4 hydraulic fluid Known Issues Cylinder Wear: Can occur with high mileage or poor lubrication; cylinder kits available Reed Valve Failure: Cracked or worn reed petals can cause performance loss; often replaced with carbon fiber units Carburetor Jetting: Can be sensitive to altitude and temperature changes; proper...