🏷️ Basic Information Identification Make: Aprilia Model: RS 125 Year: 2000 👋 Introduction Market Position Market Segment: The Aprilia RS 125 (2000) was a premium entry in the lightweight sportbike category, targeting riders seeking performance and style. Competitive Analysis Competitors: Competed with models like the Yamaha YZF-R125, Cagiva Mito 125, and Honda NSR125R. Key Features Design Philosophy: Emphasized aggressive styling, race-inspired ergonomics, and a potent two-stroke engine for its class. Manual Value Proposition: This manual provides comprehensive, factory-level repair information, enabling owners to perform all but the most specialized tasks, thus saving on dealership service costs and ensuring optimal performance. 📋 Manual Details Coverage Areas Manual Type: Full Service Repair Manual Language: English Format: Digital (likely PDF, based on typical product offerings) Page Count Estimated Page Count: Likely 300-500 pages (typical for a comprehensive service manual of this era). Manual Type Manual Purpose: Designed for technicians and experienced DIY mechanics to facilitate accurate and efficient repairs and maintenance. 📖 Manual Coverage Systems Covered Engine: Complete overhaul, assembly, disassembly, tuning, lubrication, cooling system, fuel system, exhaust system, ignition system, starting system. Transmission: Clutch operation, gearbox disassembly, assembly, inspection, lubrication, shift mechanism. Chassis: Frame inspection and repair, front suspension (forks, steering head), rear suspension (shock absorber, swingarm), wheel bearings, steering system. Brakes: Front and rear brake system maintenance, hydraulic system bleeding, caliper overhaul, disc inspection, pad replacement, master cylinder. Electrical: Wiring diagrams, lighting system, ignition coils, battery, charging system (stator, regulator/rectifier), starting motor, switches, instrument panel. Fuel System: Carburetor (e.g., Dell'Orto PHBH) disassembly, cleaning, tuning, jetting, fuel pump, fuel lines, fuel tank maintenance. Procedures Included Maintenance: Scheduled maintenance tasks, oil changes, filter replacements (air, fuel), chain adjustment, spark plug replacement, brake fluid changes, coolant flushes. Troubleshooting: Diagnostic procedures for common problems, identifying causes of poor performance, electrical faults, starting issues. Repair: Step-by-step instructions for component replacement and repair across all major vehicle systems. Rebuild: Comprehensive guide for engine, gearbox, and suspension component rebuilding. Bodywork Repair: Instructions for fairing removal, installation, and repair, as well as seat and tank maintenance. Technical Depth Engine Rebuild: Detailed instructions for piston replacement, cylinder honing, crankshaft and connecting rod inspection/replacement, cylinder head overhauls. Electrical Diagnostics: Inclusion of detailed wiring diagrams, component testing procedures, and troubleshooting flowcharts. Suspension Setup: Guidance on fork oil levels, spring preload adjustments, and rear shock settings for optimal handling. 📊 Manual Specifications File Format Digital Format Details: Searchable PDF, allowing for quick access to information via keywords. High resolution for clarity of diagrams and text. Print Quality Print Quality Notes: If printed, expect clear diagrams, legible text, and durable binding suitable for workshop use. Binding Type Binding Type Notes: Likely spiral-bound or saddle-stitched for digital printing, enabling lay-flat viewing. Paper Type Paper Type Notes: If printed, typically on heavy-duty paper stock to withstand workshop conditions. Coverage Completeness Manual Scope: Comprehensive coverage from routine maintenance to full engine and chassis rebuilds, ensuring the owner can manage all aspects of the motorcycle's upkeep. ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, single-cylinder, liquid-cooled Displacement: 124.8 cc (125 cm³) Bore X Stroke: 54 mm x 54.5 mm Compression Ratio: Approx. 8.4:1 (varies slightly by variant) Power Output: Approx. 30-34 HP (15 kW restricted for A1 license, often higher in unrestricted versions) Torque: Approx. 2.4 kgf-m (23.5 Nm) at 7500 rpm Engine Code: Rotax 122 (common variant for this period, though minor updates exist). Performance Top Speed: Approx. 150-160 km/h (93-99 mph), depending on configuration and rider. Fuel System Carburetor: Dell'Orto PHBH 28 RD (common fitment, though variations exist) Fuel Delivery: Gravity feed with a diaphragm-type fuel pump for certain models. Lubrication Oil System: Autolube (oil injection system for pre-mixing fuel and oil) Cooling System Cooling Method: Liquid-cooled with electric fan assist. 🔧 Transmission Standard Gearbox: 6-speed constant mesh Clutch: Wet, multi-plate, cable-actuated Features Gear Ratios: Specific ratios are detailed in the manual, crucial for performance tuning and maintenance. Final Drive: Chain drive 📐 Dimensions Exterior Length: Approx. 1950 mm Width: Approx. 730 mm Height: Approx. 1125 mm Wheelbase: Approx. 1345 mm Weights Dry Weight: Approx. 140 kg Fuel Tank Capacity: Approx. 14 Liters 🛡️ Safety Features Active Features Braking System: Dual hydraulic disc brakes (front and rear), often featuring Brembo calipers on higher-spec models. Passive Features Frame Construction: Aluminum alloy twin-spar frame, providing excellent rigidity and handling. Lighting: Halogen headlight and taillight for visibility. 💡 Technology Features Infotainment Instrument Cluster: Analog tachometer, speedometer, odometer, trip meter, and indicator lights for turn signals, high beam, neutral, and oil level. Minimal electronic features by modern standards. Driver Assistance ABS: Not equipped with Anti-lock Braking System (ABS). Connectivity Connectivity Features: No electronic connectivity features such as Bluetooth or smartphone integration. 🔧 Maintenance Service Intervals Oil Change Interval: Engine oil: Recommended every 3,000-5,000 km or annually. Gearbox oil: Recommended every 6,000-10,000 km. (Refer to manual for exact specifications). Spark Plug...