🏷️ Basic Information Identification Make: Aprilia Model: RS 250 Model Years Covered: 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 Codes Chassis Codes: RK, RL 👋 Introduction Market Position Segment: Lightweight Two-Stroke Sportbike Reputation: Renowned for razor-sharp handling, potent two-stroke power delivery, and race-bred heritage. Competitive Analysis Competitors: Yamaha YZF-R6 (later models), Honda CBR600F (later models), Kawasaki Ninja ZX-6R (later models), Suzuki GSX-R600 (later models) - Though direct comparisons are often drawn to 125cc and 250cc race replicas of its era due to its performance focus. Key Features Engine Type: Liquid-cooled, 90-degree V-twin, two-stroke Design Inspiration: Derived from Aprilia's RS 250 Grand Prix racing motorcycles. Performance Focus: High-revving, peaky power delivery characteristic of effective two-stroke engines. Chassis Design: Lightweight aluminium alloy twin-spar frame, advanced suspension, and powerful braking system. 📋 Manual Details Coverage Areas Primary Coverage: Workshop Service and Repair Secondary Coverage: Maintenance, Troubleshooting, Diagnostics, Overhaul, Electrical Systems, Chassis Components Page Count Estimated Pages: 300+ Manual Type Type: Comprehensive Workshop Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine, Carburetion, Exhaust System, Ignition System, Cooling System (Liquid), Lubrication System Drivetrain: Transmission (6-speed), Clutch (Wet Multi-plate), Final Drive (Chain) Chassis: Frame, Suspension (Front Telescopic Forks, Rear Monoshock), Steering, Wheels, Tires, Brakes (Front Dual Disc, Rear Single Disc), Braking System Components Electrical: Wiring Diagrams, Lighting System, Ignition System, Charging System (Alternator, Battery), Starting System, Instrumentation, ECU (Engine Control Unit) Bodywork: Fairings, Fuel Tank, Seat, Handlebars, Footpegs, Body Panels, Removal and Installation Procedures Procedures Included Routine Maintenance: Oil Changes, Filter Replacements, Chain Adjustment, Brake Fluid Flush, Coolant Replacement, Spark Plug Service, Air Filter Cleaning/Replacement Engine Repair: Top-end Rebuild (Pistons, Rings, Cylinders), Bottom-end Overhaul (Crankshaft, Bearings), Valve Timing, Decompression Mechanism, Reed Valve Inspection/Replacement Transmission Overhaul: Gearbox Disassembly, Reassembly, Shift Drum and Forks, Clutch Pack Service, Bearing Replacement Suspension Service: Fork Oil Replacement, Seal Replacement, Shock Absorber Servicing Braking System Repair: Brake Pad Replacement, Caliper Overhaul, Master Cylinder Service, Bleeding Procedures Electrical Troubleshooting: Diagnostic Procedures, Fault Finding, Wiring Harness Repair, Component Testing (Ignition Coil, Stator, Regulator) Carburetor Adjustment: Jetting Information, Synchronization, Idle Speed Adjustment, Pilot Screw Settings, Float Level Adjustment Technical Depth Depth: Comprehensive Rebuilds, Advanced Diagnostics, Tuning Recommendations, Component Specifications 📊 Manual Specifications File Format File Type: PDF Searchable Text: Yes Print Quality Quality: High-Resolution, Printable Pages 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 (249.3 cm³) Bore X Stroke: 54.0 mm x 54.5 mm Compression Ratio: 12.2:1 Valvetrain: Rotary disc intake valves, exhaust powervalve (APDC - Aprilia Performance Development Control) Performance Horsepower Peak: Approx. 70-73 hp (51-54 kW) at 11,500 rpm (claimed, may vary by market and tuning) Torque Peak: Approx. 42-44 Nm (31-32 lb-ft) at 10,500 rpm (claimed, may vary by market and tuning) Fuel System Carburetors: 2 x 30 mm Dell'Orto PHBH CD (or similar Dell'Orto variants) Fuel Delivery: Petcock activated, gravity feed to carburetors with automatic oil injection system. Fuel Type: Unleaded gasoline (minimum 95 RON recommended) Cooling System Type: Pressurized liquid cooling with fan assist Lubrication System: Automatic oil injection for two-stroke lubricant 🔧 Transmission Standard Type: 6-speed constant mesh, sequential manual Gear Ratios: Manual will contain specific ratios. Example: 1st: 2.615 (34/13), 2nd: 1.875 (30/16), 3rd: 1.500 (27/18), 4th: 1.263 (24/19), 5th: 1.111 (22/20), 6th: 1.000 (21/21) Optional Optional Gear Ratios: N/A (Single standard configuration) Features Clutch: Wet, multi-plate with cable actuation Final Drive: Chain drive Final Drive Ratio: Typically 16/43 (2.6875:1) stock, but aftermarket options are common. 📐 Dimensions Exterior Length: Approx. 1960 mm (77.2 in) Width: Approx. 730 mm (28.7 in) (excluding mirrors) Height: Approx. 1140 mm (44.9 in) (seat height) Wheelbase: Approx. 1370 mm (53.9 in) Ground Clearance: Approx. 125 mm (4.9 in) Weights Dry Weight: Approx. 141 kg (311 lbs) Wet Weight: Approx. 156 kg (344 lbs) (estimated, with fluids) Load Capacity: Single rider focused, typically rated for ~100kg payload. 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Motorcycle, not subject to automotive crash testing standards) Active Features Braking: Dual front 320mm discs with 4-piston calipers, single rear 240mm disc with 2-piston caliper. Steel braided lines often fitted as aftermarket upgrade. Suspension: Adjustable front forks (preload, compression, rebound), adjustable rear monoshock (preload, rebound, compression). Passive Features Lighting: Halogen headlight, LED rear tail light and indicators (early models may have incandescent). Frame Integrity: High-strength aluminum alloy twin-spar frame designed for torsional rigidity. 💡 Technology Features Infotainment Infotainment System: N/A (Basic motorcycle instrumentation) Instrumentation Dashboard: Analog speedometer, tachometer, coolant temperature gauge, fuel level (some models), indicator lights. Manual details gauge function and troubleshooting. Engine Management Engine Control Unit: Basic ECU for ignition timing and powervalve control. Manual provides diagnostic procedures for ECU and related sensors. 🔧 Maintenance Service Intervals Oil Change Engine: Every 3,000-5,000 km (1,800-3,100 miles) or annually. Manual will specify...