🏷️ Basic Information Identification Make: Aprilia Model: RS125 Year: 2008 Codes Product Identifier: Aprilia RS125 RS125 2008 Service Repair Workshop Manual 👋 Introduction Market Position Segment: Lightweight sport motorcycle, popular for track days and street performance. Competitive Analysis Competitors: Yamaha YZF-R125, Honda CBR125R, Suzuki GSX-R125, Kawasaki Ninja 125 Key Features Bike Identity: The Aprilia RS125 is known for its sharp, aggressive styling, potent two-stroke engine (in earlier models, but 2008 likely is 4-stroke), and high-performance chassis components, offering a premium experience in the 125cc class. Manual Value Proposition Target User: DIY mechanics, aspiring technicians, and Aprilia RS125 owners looking for in-depth repair and maintenance knowledge. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service and repair for the Aprilia RS125 (2008 Model Year) Page Count Estimated Page Count: High (Typically 300-500+ pages for a full workshop manual) Manual Type Type: Workshop Service Repair Manual Language Language: English (Standard for international service manuals) Format Format: Digital (Likely PDF, common for workshop manuals for ease of distribution and searching) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, cylinder head, piston, crankshaft, connecting rod, timing, valves, lubrication system, cooling system Engine Management: Fuel injection system (e.g., Dell'Orto), ignition system, electronic control unit (ECU) functions, sensor diagnostics Transmission: Gearbox, clutch operation and adjustment, gear selection mechanism, lubrication Chassis And Suspension: Front fork (e.g., Marzocchi upside-down), rear shock absorber (e.g., Sachs), swingarm, linkage system, bearings Braking System: Front and rear brake calipers (e.g., Brembo), master cylinders, brake lines, disc replacement, bleeding procedures, pad service Electrical System: Wiring diagrams, battery maintenance, starter system, charging system, lighting, instrumentation, fuses, relays Fuel System: Fuel tank, fuel pump, fuel filter, fuel lines, carburetor/injection components Cooling System: Radiator, cooling fan, water pump, thermostat, coolant specifications Exhaust System: Exhaust pipes, muffler, catalytic converter (if applicable) Bodywork And Trim: Fairings, seat removal, fuel tank cover, fenders, mirrors, lighting elements Procedures Included Scheduled Maintenance: Oil changes, filter replacements, chain adjustment, spark plug service, brake fluid checks, coolant checks Troubleshooting: Diagnostic procedures for common issues, fault code interpretation (if applicable) Disassembly And Assembly: Step-by-step instructions for component removal and installation Torque Specifications: Precise torque values for critical fasteners during assembly and repair Special Tools: Identification and usage of specific tools required for certain procedures Technical Depth Depth: Comprehensive - Covers routine maintenance to major component overhaul and diagnostics. 📊 Manual Specifications File Format Digital Format: PDF (Portable Document Format) Print Quality Print Quality Consideration: High resolution for clear diagrams and text; suitable for home printing. Binding Type Digital Binding Analogy: Searchable index and hyperlinked chapters for easy navigation. Paper Type Digital Paper Type Analogy: Pages optimized for digital display and printing on standard paper sizes. ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 2-stroke, single-cylinder (Note: Some later models transitioned to 4-stroke, but the 2008 RS125 is predominantly remembered for its 2-stroke engine. Clarification in manual is key.) Displacement: 124.8 cc (approx.) Bore X Stroke: 54 mm x 54.5 mm (typical for 2-stroke Rotax 122 engine) Performance Horsepower: Approx. 30-34 HP (subject to regulations and market variations) Torque: Approx. 20-22 Nm Fuel System Carburetion: Dell'Orto VHSH 30 (common for this engine) Ignition: Electronic ignition with variable timing Lubrication Oil System: Autolube (separate oil injection system) Cooling System Cooling Method: Liquid-cooled 🔧 Transmission Standard Type: 6-speed manual transmission Features Clutch: Wet multi-plate clutch Final Drive: Chain drive 📐 Dimensions Exterior Length: Approx. 1990 mm Width: Approx. 720 mm Height: Approx. 1135 mm Weights Dry Weight: Approx. 130-135 kg Fuel Tank Capacity: Approx. 13 liters Seat Height: Approx. 810 mm Wheelbase: Approx. 1375 mm 🛡️ Safety Features Ratings Safety Classification: As a sport motorcycle, emphasis is on rider control and braking performance. Active Features Front Brake: 290 mm disc, radial-mount caliper (often Brembo) Rear Brake: 210 mm disc, floating caliper Tires: Sport-oriented tire sizes, e.g., 110/70-17 front, 150/60-17 rear Passive Features Frame: Aluminum twin-spar frame 💡 Technology Features Infotainment Instrumentation: Digital/analog combination instrument cluster displaying speed, RPM, fuel level, trip meters, etc. Driver Assistance ABS: ABS was not standard on the 2008 RS125, but may have been an optional feature on some markets. Manual would specify. Connectivity Diagnostic Ports: Likely features a diagnostic connector for electronic fault finding, as per industry standards. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual, typically every 3,000-5,000 km or annually for 4-stroke; 2-stroke would involve checking oil injection levels. Spark Plug Replacement: Refer to manual, typically every 6,000-10,000 km Chain Maintenance: Check and lubricate every 500-1000 km, adjust tension as needed. Fluid Specifications Engine Oil Type: For 2-stroke: High-quality 2T synthetic oil. For 4-stroke: Refer to manual, typically SAE 10W-40 or 10W-50 API SG or higher. Coolant Type: Ethylene glycol-based coolant with anti-corrosion additives (typically 50/50 mix with distilled water). Brake Fluid Type: DOT 4 (or as specified by Aprilia) Known Issues Common Wear Items: Clutch...