🏷️ Basic Information Identification Make: Aprilia Model: RS125 Year: 1995 Product Type: Workshop Repair Service Manual 👋 Introduction Market Position Market Position: Specialty sportbike focused on performance and handling for young riders or track day enthusiasts. Target Audience: Enthusiasts seeking to maintain, repair, and optimize their Aprilia RS125, DIY mechanics, aspiring racers. Competitive Analysis Competitors: Other 125cc two-stroke sportbikes of the era, such as the Yamaha YZF-R125 (though R125 is later), Cagiva Mito 125, Honda NSR125, and Suzuki RG125. Key Features Key Features: High-revving two-stroke engine, aggressive styling, capable chassis, race-inspired components. Value Proposition: Enables significant cost savings on repair and maintenance by empowering owners to perform tasks themselves. 📋 Manual Details Coverage Areas Covered Models: All Models, Engines, Trim, Transmissions Types Page Count Page Count Estimate: Hundreds of Pages (Estimated) Manual Type Manual Type: Factory Service Manual / Workshop Repair Manual Manual Completeness: Complete and intact, covering all necessary information. Language Language: English Format Format: PDF Delivery Method: Instant Download Requirements: Adobe PDF Reader, WinZip (for potential archive extraction) Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Systems: General Information, Fuel System, Cooling System, Engine Top End, Clutch, Engine Lubrication System, Crankshaft/Transmission, Wheels/Tires, Final Drive, Brakes, Suspension, Steering, Frame, Electrical System, Wiring Diagrams, Troubleshooting Electrical System Details: Wiring diagrams, ignition system, lighting, charging system, starter motor. Engine Top End Details: Cylinder, piston, rings, cylinder head, combustion chamber, reed valve assembly, spark plug. Crankshaft Transmission Details: Crankshaft, connecting rod, gearbox components, clutch assembly, output shaft, primary drive. Wheels Tires Details: Wheel bearings, tire mounting/balancing, rim specifications, spoke tension (if applicable to specific wheel type). Brakes Details: Hydraulic system, caliper service, master cylinder, brake pad replacement, bleeding procedures, disc inspection. Suspension Details: Front fork disassembly/assembly, rear shock absorber service, spring replacement, damping adjustments. Steering Details: Headstock bearings, steering stem, handlebar installation, steering lock. Frame Details: Frame inspection, swingarm pivot, engine mounts, fairing stay components. Appendix Details: Often includes torque specifications, special tools, wiring diagrams, and troubleshooting charts. Procedures Included Procedures: Service, Maintenance, Troubleshooting, Diagnostics, Repair, Disassembly, Assembly, Cleaning, Reinstallation, Step-by-step Repair Procedures, Wiring Diagrams Analysis Troubleshooting Procedures: Diagnostic procedures, fault finding for engine and electrical systems, common problem solutions. Technical Depth Technical Depth: Professional Technician Level, Comprehensive Diagnostic, Repair, and Maintenance Information Technical Illustrations: Hundreds of diagrams, drawings, and photos. 📊 Manual Specifications File Format File Format Details: PDF, High Resolution, Zoomable, Searchable (Likely) Print Quality Print Quality: Full Printable, High Quality Output Binding Type Binding Type: Digital Download (PDF) Paper Type Paper Type: Not Applicable (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, two-stroke, single-cylinder Bore X Stroke: 54 mm x 54.5 mm (Typical for this generation) Displacement: 124.8 cc (Nominal) Compression Ratio: Approximately 8.8:1 to 9.5:1 (varies slightly by region/tune) Cooling Type: Liquid-cooled Performance Horsepower: Approximately 30-34 HP (depending on specific market restrictions and tune) Torque: Approximately 20-22 Nm (depending on tune) Power Delivery: Peaky powerband characteristic of a tuned two-stroke, requiring revs to access maximum power. Fuel System Carburetion: Dell'Orto VHST 28 or similar (specific model dependent) Fuel Type: Unleaded gasoline (RON 95 or higher recommended) Oil Mixture: Autolube system (premix required in fuel tank if autolube fails or is bypassed) 🔧 Transmission Standard Transmission Type: 6-speed manual Features Clutch Type: Wet multi-plate clutch Final Drive: Chain drive 📐 Dimensions Exterior Length: Approximately 1950 mm Width: Approximately 730 mm Height: Approximately 1100 mm Weights Dry Weight: Approximately 130-135 kg Fuel Capacity: Approximately 13 Liters 🛡️ Safety Features Active Features Braking System: Front: Single disc brake with 4-piston caliper. Rear: Single disc brake. Suspension Front: Telescopic forks (e.g., Marzocchi or Paioli), often with adjustable preload/damping on higher trims. Suspension Rear: Monoshock with adjustable preload and damping. 💡 Technology Features Infotainment Infotainment System: Basic analog instrumentation (speedometer, tachometer, fuel gauge, warning lights). Driver Assistance Driver Assistance Features: None (typical for this era of lightweight sportbikes). Connectivity Connectivity Features: None. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific intervals; typically every 3000-5000 km for gearbox oil. Spark Plug Replacement: Consult manual; typically every 5000-10000 km depending on plug type and usage. Top End Rebuild Interval: Highly dependent on riding style and maintenance; typically 15,000-30,000 km for piston and rings. May require more frequent attention with aggressive riding. Fluid Specifications Engine Oil Type: Gearbox oil: SAE 75W/90 or SAE 80W/90 API GL-4 or GL-5 (check specific manual recommendation). Coolant Type: Ethylene glycol-based antifreeze mixture (50/50 with distilled water). Brake Fluid Type: DOT 4 2 Stroke Oil Type: High-quality synthetic 2-stroke oil specifically for liquid-cooled, high-performance engines. Gearbox Oil Capacity: Approximately 0.8 - 1.0 Liters (Refer to manual for exact capacity). Known Issues Common Issues: Carburetor tuning sensitivity, potential for power valve issues if not maintained, wear on clutch plates, aging electrical components, reed valve wear. Preventative Maintenance: Regular cleaning and inspection of the...