🏷️ Basic Information Identification Make: Aprilia Model: RS125 Year: 2010 Manual Product Name: Aprilia RS125 RS 125 2010 Factory Service Repair Manual Download PDF Generation Model Generation Identifier: Second Generation (2006-2010) 👋 Introduction Market Position Segment: Lightweight Sportbike / Supersport Target Audience: Performance-oriented riders, track day enthusiasts, aspiring racers. Competitive Analysis Key Competitors: Yamaha YZF-R125, Honda CBR125R, Kawasaki Ninja 125. Aprilia Advantage: Renowned for its aggressive styling, sporty handling, and strong racing heritage. Key Features Design Philosophy: Inspired by Aprilia's larger RSV4 superbike, emphasizing aerodynamic efficiency and rider ergonomics. Performance Focus: Designed for agile handling and thrilling performance on both road and track. 📋 Manual Details Coverage Areas Engine: Yes Transmission: Yes Chassis: Yes Electrical System: Yes Bodywork: Yes Suspension: Yes Brakes: Yes Fuel System: Yes Cooling System: Yes Exhaust System: Yes Ignition System: Yes Troubleshooting: Yes Maintenance Procedures: Yes Diagnostic Procedures: Yes Wiring Diagrams: Yes Page Count Estimated Pages: Approx. 500+ Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Full rebuild procedures, component identification, torque specifications, tolerances. Engine Management: ECU operation, sensor diagnostics, fuel injection, ignition timing control. Clutch: Service, adjustment, component replacement, fluid specifications. Gearbox: Disassembly, assembly, gear inspection, lubrication. Front Fork: Damping adjustments, seal replacement, oil specifications, internal components. Rear Shock ABSorber: Adjustment procedures, service, rebound and compression settings. Steering: Headset bearing service, alignment checks, handlebar installation. Braking System: Disc and caliper service, hydraulic system bleeding, pad replacement, master cylinder overhaul. Lighting System: Bulb replacement, headlamp aiming, tail light assembly. Instrumentation: Tachometer, speedometer, indicator light diagnostics. Cooling System: Radiator service, fan operation, coolant type and capacity. Emission Controls: Catalytic converter function, emissions regulations compliance (where applicable). Procedures Included Preventative Maintenance: Scheduled checks, fluid changes, filter replacements. Component Diagnosis: Step-by-step troubleshooting guides for common and uncommon faults. Engine Rebuilding: Detailed instructions for complete engine overhauls. Suspension Tuning: Guidance on adjusting suspension for different riding conditions. Electrical Troubleshooting: Fault finding for wiring issues, shorts, and open circuits. Body Panel Removal: Instructions for removing fairings, seat panels, and other bodywork. Wheel And Tire Service: Tire changing, wheel balancing, spoke tensioning. Carburetor Adjustment: Idle speed, mixture, and jetting adjustments (if applicable). Spark Plug Service: Inspection, cleaning, gapping, and replacement. Chain And Sprocket Maintenance: Lubrication, tension adjustment, wear inspection. Technical Depth Depth Level: Comprehensive (from basic maintenance to full rebuilds and diagnostics). Diagnostic Capabilities: Detailed symptom-based troubleshooting and specific fault code interpretation (if applicable). Specification Accuracy: Factory-level accuracy for all torque values, clearances, and fluid specifications. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text for quick information retrieval. Print Quality Printability: Printable pages for physical reference. Image Resolution: High-resolution diagrams and images. Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, single-cylinder Displacement: 124.9 cc (7.62 cu. in.) Bore X Stroke: 54 x 54.5 mm Compression Ratio: 12.4:1 (approx.) Cooling System: Liquid-cooled Valve Train: Reed valve intake, exhaust power valve (APCS - Aprilia Performance Coupling System). Performance Horsepower: Approx. 15 hp @ 9,750 rpm (may vary by market and regulations) Torque: Approx. 11.5 Nm @ 8,000 rpm (may vary by market and regulations) Fuel System Fuel Delivery: Carburetor (e.g., Dell'Orto PHBH 28) Fuel Type: Unleaded gasoline, minimum 95 RON (recommended). Oil Mixture: Automatic oil injection system (separate oil reservoir). 🔧 Transmission Standard Type: 6-speed manual constant mesh Features Clutch Type: Wet multi-plate clutch Final Drive: Chain drive (e.g., 16/47T sprockets) 📐 Dimensions Exterior Length: Approx. 1,960 mm (77.2 in.) Width: Approx. 720 mm (28.3 in.) Height: Approx. 1,140 mm (44.9 in.) Wheelbase: Approx. 1,360 mm (53.5 in.) Seat Height: Approx. 810 mm (31.9 in.) Weights Dry Weight: Approx. 135 kg (297.6 lbs) Fuel Tank Capacity: Approx. 13 liters (3.4 US gal) Oil Tank Capacity: Approx. 1.2 liters (0.32 US gal) 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Motorcycle safety is assessed differently than cars, focus on component integrity and handling). Active Features Braking System: Front: Hydraulic disc brake, radial caliper. Rear: Hydraulic disc brake. Suspension Stability: Designed for high-speed stability and agile maneuverability. Passive Features Frame Construction: Aluminum alloy frame for strength and light weight. Ergonomics: Sport-oriented riding position designed for rider control. 💡 Technology Features Infotainment Features: N/A (Focus on performance and rider engagement, not typically equipped with infotainment). Driver Assistance Features: N/A (No electronic rider aids like ABS or traction control standard on this model). 🔧 Maintenance Service Intervals Oil Change: Every 5,000 km or annually (refer to manual for specific conditions). Air Filter Cleaning: Every 5,000 km or more frequently in dusty conditions. Spark Plug Replacement: Every 10,000 km (or as per inspection). Chain Lubrication Adjustment: Every 1,000 km or after washing/rain. Valve Check: Refer to manual, typically every 10,000 - 15,000 km for two-strokes (power valve check). Fluid Specifications Engine...