🏷️ Basic Information Identification Make: Aprilia Model: RS 125 Year: 2006 Codes Chassis Code: AP06 👋 Introduction Market Position Positioning: The Aprilia RS 125 is positioned as a premium, entry-level sportbike, offering performance and styling inspired by larger Aprilia racing machines. Competitive Analysis Competitors: Competes with other 125cc sportbikes of the era, such as the Yamaha YZF-R125, Honda CBR125R, and Cagiva Mito 125, often favored for its aggressive styling and often superior handling characteristics. Key Features Design Philosophy: Emphasizes sharp, aerodynamic styling, a capable chassis, and a potent two-stroke engine for its class, providing a visceral riding experience. Performance Focus: Designed to deliver exhilarating performance in the 125cc segment, making it a popular choice for younger riders and track day enthusiasts. 📋 Manual Details Coverage Areas Primary Coverage: Mechanical and Electrical Systems, Bodywork, Maintenance, Troubleshooting, Repair Specific Systems: Engine (Rotax 122), Fuel System, Ignition System, Cooling System, Exhaust System, Clutch, Transmission, Suspension (Front & Rear), Brakes (Front & Rear), Electrical System (Wiring Diagrams, Lighting, Instrumentation), Frame and Bodywork, Wheels and Tires, Steering Page Count Estimated Pages: 300+ Manual Type Type: Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed breakdown of Rotax 122 engine, including cylinder, piston, crankshaft, connecting rod, bearings, seals, and reassembly procedures. Fuel System: Carburetor (Dell'Orto PHBH 28/BS) settings, cleaning, troubleshooting, fuel pump operation, and fuel line maintenance. Ignition System: CDI ignition system, spark plug specifications, timing adjustments, and troubleshooting ignition faults. Cooling System: Radiator, coolant, water pump, thermostat operation, and bleeding procedures. Exhaust System: Expansion chamber function, exhaust packing maintenance, and gasket replacement. Transmission Clutch: 6-speed sequential gearbox, clutch operation, clutch plate replacement, gear lever adjustment, and lubrication. Suspension Front: Upside-down fork (Marzocchi) disassembly, seal replacement, oil level and type specifications, and spring preload adjustments. Suspension Rear: Monoshock absorber (Sachs), linkage system maintenance, spring preload, and damping adjustments. Brakes Front: Dual piston calipers (Grimeca), disc specifications, brake pad replacement, fluid type (DOT 4), bleeding procedures, and master cylinder service. Brakes Rear: Single piston caliper (Grimeca), disc specifications, brake pad replacement, fluid type (DOT 4), bleeding procedures. Electrical System: Comprehensive wiring diagrams, lighting circuits (headlight, taillight, indicators), instrument panel functions, battery maintenance, and starter motor troubleshooting. Frame Bodywork: Chassis inspection, fairing removal and installation, seat, fuel tank, and subframe procedures. Wheels Tires: Wheel bearing replacement, tire pressure specifications, wheel removal/installation, and rim specifications. Steering: Handlebar removal/installation, steering head bearing service, and alignment checks. Procedures Included Maintenance Tasks: Scheduled maintenance, oil changes, filter replacements (air, oil), spark plug replacement, chain adjustment, brake system checks, coolant flushes, and general inspection. Troubleshooting Guides: Systematic fault diagnosis for common issues such as starting problems, poor running, electrical faults, and braking irregularities. Repair Procedures: Step-by-step instructions for component removal, disassembly, inspection, repair, and reassembly for all major systems. Diagnostic Steps: Guidance on identifying the root cause of problems, often including specific test procedures and expected readings. Torque Specifications: Essential torque values for critical fasteners throughout the motorcycle, ensuring proper assembly and preventing damage. Special Tools: Identification of any specialized tools required for specific maintenance or repair tasks. Technical Depth Depth: Comprehensive, from basic fluid checks to complete engine rebuilds and electrical system diagnostics. Target Audience: Professional technicians and experienced DIY enthusiasts. 📊 Manual Specifications File Format Format: PDF Searchability: Likely text-searchable if digitally produced. Print Quality Quality: High-resolution scans or digitally created PDFs, suitable for clear viewing of diagrams and text. Binding Type Binding: Not Applicable (Digital Download) Paper Type Paper: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, two-stroke, single-cylinder Engine Manufacturer: Rotax Engine Code: Rotax 122 Displacement: 124.8 cc Bore X Stroke: 54 mm x 54.5 mm Compression Ratio: 12.5:1 (approx.) Power Output: Approx. 33.5 HP (24.6 kW) at 11,000 rpm (often derestricted) Torque: Approx. 2.2 kgm (21.5 Nm) at 10,500 rpm (often derestricted) Cooling System: Liquid-cooled Lubrication: Pre-mix or separate oil injection system Fuel System Carburetor: Dell'Orto PHBH 28/BS Fuel Type: Unleaded gasoline (minimum 95 RON recommended) Fuel Delivery: Gravity feed with fuel pump Performance Top Speed: Approx. 150 km/h (93 mph) (derestricted) 🔧 Transmission Standard Transmission Type: 6-speed constant mesh sequential gearbox Clutch Type: Wet multi-plate Final Drive: Chain Features Gear Ratios: Manual will contain specific gear ratios for each speed. Clutch Fluid: DOT 4 brake fluid (shared with brakes) 📐 Dimensions Exterior Length: Approx. 1950 mm Width: Approx. 720 mm Height: Approx. 1135 mm Wheelbase: Approx. 1345 mm Weights Dry Weight: Approx. 141 kg Fuel Capacity: Approx. 13 Liters Oil Capacity: Transmission: 1.0 L; Separate Injection System Reservoir: 1.5 L 🛡️ Safety Features Ratings Safety Standards: Designed to meet relevant European motorcycle safety regulations for its class. Active Features Braking System: Powerful disc brakes on both front and rear for effective stopping power. Lighting: Full lighting system including headlight, taillight, brake light, and turn...