🏷️ Basic Information Identification Make: Aprilia Model: RS125 Model Variant: Sport Production (SP) Codes Chassis Code Range: AP060000 to AP06XXXX (approximate, specific range depends on year) Engine Code Prefix: Rotax 122 👋 Introduction Market Position Bike Segment: Lightweight Sportbike / Performance Motorcycle Target Audience: Enthusiast riders, DIY mechanics, performance-oriented owners. Competitive Analysis Key Competitors: Yamaha YZF-R125 (later models), Honda CBR125R (later models), Cagiva Mito 125, Derbi GPR125. Aprilia Rs125 Distinction: Known for its aggressive styling, race-derived technology, and potent 2-stroke performance for its class. Key Features Manual Value Proposition: Provides dealer-level repair information, empowering owners to perform a wide range of maintenance and repairs confidently. Coverage Scope: Encompasses scheduled service, diagnostics, and detailed repair procedures for most major motorcycle systems. Usability: Designed for clarity and ease of use, even for individuals with basic mechanical aptitude. 📋 Manual Details Coverage Areas Applicable Years: 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 Page Count Estimated Page Count: Over 400 pages (estimated for a comprehensive workshop manual) Manual Type Manual Type: Workshop Service Repair Manual Language Language: English (assumed based on typical dealer documentation) Format Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Complete engine disassembly, assembly, overhaul, piston, cylinder, crankshaft, connecting rod, bearings, seals, gaskets, torque specifications, timing. Fuel System: Carburetor tuning and overhaul (Dell'Orto PHBH/PHBL likely), fuel pump, fuel lines, fuel tank maintenance. Ignition System: CDI ignition system, spark plug specifications, timing checks, coil and wiring. Cooling System: Radiator, coolant, water pump, thermostat, fan operation, coolant capacity and type. Transmission Clutch: Clutch operation, adjustment, replacement, gearbox inspection, maintenance, gear ratios, shift drum and forks. Electrical System: Wiring diagrams, battery maintenance, charging system (alternator), lighting, starter motor, switches, fuses, diagnostic codes (if applicable). Brake System: Front and rear brake caliper service, master cylinder overhaul, brake fluid specifications, bleeding procedures, pad and disc wear limits. Suspension Steering: Front fork service (oil changes, seal replacement), rear shock absorber inspection and replacement, steering head bearing adjustment and maintenance. Exhaust System: Exhaust pipe and silencer inspection, decoking procedures (for 2-stroke). Bodywork Frame: Fairing removal and installation, seat, fuel tank, body panel fasteners, frame inspection. Procedures Included Routine Maintenance: Oil changes, filter replacement, chain adjustment, spark plug replacement, air filter cleaning/replacement, brake pad inspection. Troubleshooting: Diagnostic procedures for common performance issues, starting problems, electrical faults, and mechanical noises. Engine Rebuild: Complete engine disassembly and reassembly guides, including piston ring replacement, cylinder honing, bearing replacement, and gasket sealing. Suspension Service: Front fork oil and seal replacement, rear shock absorber servicing (where applicable), steering bearing maintenance. Brake System Overhaul: Brake caliper rebuilding, master cylinder servicing, brake line replacement, bleeding procedures. Electrical Diagnostics: Tracing wiring faults, testing components like ignition coils, starter motors, and charging systems. Scheduled Maintenance: Detailed service schedules based on mileage or time intervals. Technical Service Bulletins: Inclusion of TSBs for known issues and solutions implemented by Aprilia. Recall Information: Information regarding any manufacturer recalls applicable to the covered model years. Technical Depth Depth Of Coverage: Comprehensive: Covers everything from basic maintenance and adjustments to complete engine, transmission, and electrical system overhauls. Diagnostic Capability: Advanced: Provides detailed diagnostic procedures, fault finding charts, and specifications for identifying and rectifying issues. Illustration Quality: Detailed: Features clear, in-depth illustrations and diagrams to guide repairs. Manufacturer Data: Includes all manufacturer specifications, torque values, clearances, and technical data. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text (assumed for a well-produced PDF) Print Quality: High Resolution: Designed to be printed with clear text and diagrams. Compatibility: Windows, macOS, Linux Binding Type Binding Type: Digital (N/A for PDF) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: 2-Stroke, Single-Cylinder Displacement: 124.8 cc Bore X Stroke: 54 mm x 54.5 mm Cooling System: Liquid-Cooled Induction: Carburetor (typically Dell'Orto PHBH 28 or similar) Valve Train: Reed Valve Intake, Rotary Disc Valve (on some variants) Exhaust System: Expansion Chamber Performance Horsepower: Approximately 30-33 HP (depending on market and specific year/tuning) Torque: Approximately 21-23 Nm (depending on market and specific year/tuning) Fuel System Fuel Delivery: Carburetor Carburetor Model: Likely Dell'Orto PHBH 28/30 or similar Fuel Type: Unleaded Gasoline (minimum 95 RON recommended) Oil Mixing: Automatic 2-stroke oil injection system 🔧 Transmission Standard Transmission Type: 6-Speed Manual Clutch Type: Wet Multi-plate Features Gear Ratios: Specific ratios are detailed within the manual, critical for performance tuning. Final Drive: Chain Drive 📐 Dimensions Exterior Wheelbase: Approximately 1345 mm (depending on year) Seat Height: Approximately 820 mm (depending on year) Weights Dry Weight: Approximately 131-133 kg (depending on year) 🛡️ Safety Features Ratings Safety Ratings: N/A for motorcycles in this era (focus on mechanical integrity and rider aids). Active Features Braking System: Hydraulic Disc Brakes (Front: Twin Disc, Rear: Single Disc) Tires Front: 110/70-17 (typical) Tires Rear: 140/60-17 or 150/60-17 (typical) Passive Features Frame Type: Aluminum Alloy Twin-Spar Frame Suspension Front:...