🏷️ Basic Information Identification Make: Aprilia Model: RS125 Model Code: RS 125 Market Segment: Sportbike / Supersport Generation Generation Code: Second Generation (often referred to by internal project names or chassis designations) 👋 Introduction Market Position Positioning: The Aprilia RS125 from 2006-2012 represented a premium entry-level sportbike, often targeted at younger riders or those seeking a stylish and performance-oriented lightweight motorcycle. It competed against other 125cc sportbikes from brands like Yamaha (YZF-R125), Honda (CBR125R), and KTM (RC125). Target Audience: Enthusiast riders who want to perform their own maintenance and repairs, or professional motorcycle technicians working on Aprilia RS125 models. Competitive Analysis Comparative Advantage: The RS125 was known for its aggressive styling, race-derived chassis, and potent two-stroke engine (depending on market homologation and year). This manual provides the detailed technical information necessary to maintain this performance. Key Features Features: This manual offers the complete official factory service repair information, presented in a digital PDF format for ease of access and use. It emphasizes its suitability for both DIY enthusiasts and professional mechanics, highlighting the detailed, step-by-step instructions and extensive visual aids. 📋 Manual Details Coverage Areas Model Years Covered: 2006, 2007, 2008, 2009, 2010, 2011, 2012 Page Count Estimated Page Count: Hundreds of pages (precise count not specified, but described as 'complete') Manual Type Type: Official Factory Service Repair Manual / Workshop Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Covered Systems: General Information, Fuel System, Cooling System, Engine Top End, Clutch, Engine Lubrication System, Engine Removal/Installation, Crankshaft/Transmission, Wheels/Tires, Final Drive, Brakes, Suspension, Steering, Frame, Electrical System, Appendix Engine Components: Cylinder head, cylinder, piston, connecting rod, crankshaft, crankcase, power valve system, lubrication system (oil injection). Fuel And Ignition: Carburetor assembly, fuel tank, petcock, fuel lines, ignition system (CDI, stator, spark plug). Drivetrain: Clutch assembly, gearbox, shift drum and forks, chain and sprockets (final drive). Suspension And Steering: Front forks (disassembly, oil changes, seal replacement), rear shock absorber, steering head bearings, triple clamps. Brakes And Wheels: Brake caliper service, master cylinder service, brake line replacement, wheel bearing service, wheel mounting, tire replacement. Electrical System: Wiring diagrams, lighting system, battery maintenance, starter motor, charging system, instrument cluster. Procedures Included Included Procedures: Step-by-step instructions for service and repair, complete disassembly guidance, routine maintenance, component replacement, troubleshooting Routine Maintenance: Oil level checks, chain adjustment, tire pressure checks, air filter cleaning/replacement, coolant level checks, brake pad inspection. Component Overhaul: Engine rebuilds (top end, bottom end), carburetor overhaul, brake caliper and master cylinder rebuilds, suspension fork rebuilds. Troubleshooting: Diagnosing common starting problems, running issues, electrical faults, and performance deficiencies, often with specific diagnostic flowcharts or tables. Engine Disassembly Reassembly: Detailed instructions for complete engine removal, splitting crankcases, crankshaft and bearing replacement, piston and cylinder installation, and reassembly of all engine components. Technical Depth Depth: Comprehensive, covering all service and repair procedures from basic maintenance to complete disassembly and reassembly, suitable for DIY enthusiasts and experienced mechanics. Diagnostic Procedures: Includes detailed steps for diagnosing ignition, fuel delivery, and mechanical issues, likely featuring specifications for compression testing and electrical component resistance/voltage checks. Torque Specifications: Includes precise torque values for all critical fasteners, essential for proper engine, chassis, and component assembly. Illustrations Photos: Hundreds of photos and illustrations are included to visually guide the user through each repair and service procedure. 📊 Manual Specifications File Format Format Details: PDF, compatible with Adobe PDF Reader. Accessibility: Compatible with any Windows computer (desktop, laptop), smartphones, and tablets. Accessible via web browser on any device. Print Quality Printability: Printable (entire manual or specific pages), high-quality illustrations and photos. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Type: Single-cylinder, 2-stroke, liquid-cooled (common for this era and model, though specific market variations might exist) Displacement: 124.8 cc (typically) Performance Horsepower Output: Variable by market and emissions regulations, typically around 15 hp (restricted) to over 30 hp (unrestricted/race version). This manual would cover the factory specifications for all variants. Torque Output: Specific torque figures would be detailed in the manual but generally align with the horsepower output for a 125cc 2-stroke performance engine. Fuel System Fuel Delivery: Carburetor (e.g., Dell'Orto PHBH 28 AS, or Mikuni VM26SS depending on specific year/market). Induction: Reed valve induction, often with a variable exhaust valve (Rotax 122/123 derivative). 🔧 Transmission Standard Type: 6-speed constant mesh Optional Optional Transmission: N/A (Standard 6-speed) Features Clutch Type: Wet multi-plate clutch 📐 Dimensions Exterior Length: Specific dimensions vary, but generally compact sportbike dimensions. Wheelbase: Approximately 1360 mm (53.5 in). Seat Height: Approximately 810 mm (31.9 in). Weights Dry Weight: Approximately 131 kg (289 lbs). Wet Weight: Approximately 147 kg (324 lbs) with fluids. 🛡️ Safety Features Ratings Safety Considerations: As a lightweight sportbike, rider skill and appropriate safety gear are paramount. The manual details all braking...