🏷️ Basic Information Identification Make: Aprilia Model: RS 125 Generation Model Years Covered: 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 👋 Introduction Market Position Segment: Lightweight sportbike, entry-level performance motorcycle. Competitive Analysis Key Competitors: Yamaha YZF-R125, Honda CBR125R, Suzuki GSX-R125 (for later years in the range), Cagiva Mito 125. Key Features Design Philosophy: Sporty aesthetics inspired by larger Aprilia RSV models, focused on agile handling and spirited performance for its class. Target Audience Intended User: Professional motorcycle technicians, experienced DIY mechanics, and dedicated Aprilia RS 125 owners seeking to perform their own maintenance and repairs. 📋 Manual Details Coverage Areas Manual Type: Workshop Service Repair Manual Language: English Format: Digital (likely PDF, based on common industry practice for workshop manuals) Page Count Estimated Page Count: Likely 200-400 pages (typical for a comprehensive workshop manual). 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, carburetor tuning, cooling system, lubrication, exhaust system, ignition system, engine diagnostics, top-end rebuild (cylinder, piston, rings), bottom-end rebuild (crankshaft, connecting rod, bearings). Transmission: Gearbox inspection, clutch service (operation, adjustment, replacement), shift mechanism maintenance, gearbox disassembly and reassembly, gear selection issues. Chassis And Suspension: Front fork service (oil change, seal replacement, spring inspection), rear shock absorber maintenance, swingarm and bearing lubrication and adjustment, steering head bearing service, wheel bearing maintenance. Brakes: Front and rear brake caliper service, hydraulic system bleeding, brake pad replacement, brake disc inspection, brake fluid specifications and replacement intervals. Electrical System: Wiring diagrams for all circuits, starter system, charging system (alternator, regulator/rectifier), lighting system (headlight, taillight, turn signals), battery maintenance and testing, fuse box layout, ignition switch operation. Fuel System: Carburetor (likely Dell'Orto PHBH or similar) disassembly, cleaning, and adjustment; fuel tank maintenance, fuel lines and filters. Bodywork And Fairings: Fairing removal and installation, seat maintenance, minor bodywork repairs, decal application. Cooling System: Radiator, water pump, thermostat, coolant hoses, bleeding procedures, coolant specifications. Ignition System: CDI unit, ignition coil, spark plug, timing adjustments (if applicable), troubleshooting ignition failures. Exhaust System: Exhaust pipe, silencer, power valve operation and maintenance, sealing. Wheels And Tires: Wheel removal and installation, tire mounting and balancing, spoke tensioning (if applicable), valve stem maintenance. Controls: Throttle control, clutch lever, brake levers, foot controls, cable routing and adjustment. Frame And Bodywork Fasteners: Torque specifications for critical frame and fairing fasteners. Procedures Included Routine Maintenance: Oil change intervals and specifications, spark plug replacement, air filter cleaning/replacement, chain lubrication and adjustment, coolant checks and top-ups. Troubleshooting: Diagnostic flowcharts for common starting issues, engine performance problems, electrical faults, and braking system anomalies. Repair And Rebuild: Step-by-step instructions for major component disassembly, repair, and reassembly, including engine internals, gearbox, suspension components, and braking system. Diagnostic Charts: Includes structured troubleshooting flowcharts for common symptoms and potential causes. Technical Depth Diagnostic Capability: Detailed diagnostic procedures for identifying causes of malfunctions, including electrical resistance checks, voltage tests, and component testing. Rebuild Level: Covers complete engine, gearbox, and suspension overhauls, including detailed component tolerances and assembly procedures. 📊 Manual Specifications File Format Digital Format: PDF (Portable Document Format) is the most common and user-friendly format for digital workshop manuals, allowing for easy searching, zooming, and printing. Print Quality Image Resolution: High-resolution images and diagrams for clear component identification and assembly views. Binding Type Print Option: If provided in print, likely a comb-bound or spiral-bound format for lay-flat usability in a workshop environment. Paper Type Print Paper: Durable, matte-finish paper to reduce glare and withstand workshop conditions. ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, single-cylinder, liquid-cooled, Rotax 123 engine (common variant). Displacement: 124.8 cc Bore X Stroke: 54 mm x 54.5 mm (typical) Compression Ratio: Approx. 12.0:1 Performance Horsepower: Approximately 30-34 hp (depending on specific market regulations and engine tune). Torque: Approximately 20-22 Nm Top Speed: Approximately 140-150 km/h (depending on rider weight, conditions, and specific model tune). Fuel System Carburetor: Dell'Orto PHBH 28 (or similar, often 28mm diameter). Fuel Type: Unleaded gasoline (95 RON or higher recommended). Lubrication Oil System: Automatic oil injection system (separate reservoir). 🔧 Transmission Standard Type: 6-speed constant mesh manual transmission. Features Clutch Type: Wet multi-plate clutch. 📐 Dimensions Weights Dry Weight: Approximately 135-140 kg. Fuel Tank Capacity: Approximately 13 liters. 🛡️ Safety Features Active Features Braking System Front: Single disc brake, hydraulic caliper (e.g., Brembo). Braking System Rear: Single disc brake, hydraulic caliper. Suspension Front: Telescopic front forks with adjustable preload (on some later models). Suspension Rear: Monoshock rear suspension, often with adjustable preload and rebound damping. Passive Features Frame Type: Aluminum alloy twin-spar frame. 🔧 Maintenance Service Intervals Engine Oil Change: Every 3,000-5,000 km or annually, whichever comes first. Check manual for exact interval. Spark Plug Replacement: Every 6,000-10,000 km. Refer to manual for correct spark plug type and gap. Air Filter Cleaning: Every 3,000-6,000 km. Clean and re-oil if required. Coolant Replacement: Every 2 years or...