🏷️ Basic Information Identification Make: Aprilia Model: RS 125 Year: 1993 Vehicle Type: Sportbike Motorcycle Chassis Code: Possibly AP0600200 or similar, specific code varies by region/market 👋 Introduction Market Position Segment: Lightweight, high-performance sportbike (125cc class) Target Demographic: Young riders, those seeking sporty styling and performance in a manageable package, often a gateway to supersport riding Competitive Analysis Key Competitors: Yamaha YZF-R125 (later models), Honda CBR125R (later models), Cagiva Mito, Suzuki RG125, Kawasaki KR-1 Key Features Design Philosophy: Aggressive, race-inspired styling mimicking larger Aprilia RSV models of the era Engine Type: High-revving 2-stroke single-cylinder engine, known for strong top-end power Chassis Construction: Deltabox-style aluminum frame (or similar high-strength steel trellis), offering excellent rigidity and handling Braking System: Performance-oriented disc brakes front and rear, often with quality calipers Suspension: Upside-down (USD) front forks and a sophisticated Monoshock rear suspension for superior handling 📋 Manual Details Coverage Areas Manual Type: Repair Service Manual Language: English (assumed, typical for international service manuals) Format: PDF Download Target Audience: Professional Technicians and Experienced DIY Mechanics 📖 Manual Coverage Systems Covered Engine: Complete overhaul, disassembly, assembly, tuning, lubrication, cooling system Fuel System: Carburetor (Dell'Orto PHBH 28/29/30 likely), fuel tank, fuel pump (if applicable), fuel lines Ignition System: CDI ignition, spark plugs, ignition timing, stator, coil Exhaust System: Expansion chamber, muffler, de-carbonizing Transmission: 6-speed gearbox, clutch (wet multi-plate), gear shifting mechanism, lubrication Cooling System: Liquid cooling, radiator, fan, thermostat, coolant specifications Frame And Suspension: Front forks (likely Marzocchi or Paioli), rear shock absorber (Monoshock, possibly Sachs or Bitubo), swingarm, steering head bearings Brakes: Front disc brake (likely Brembo caliper), rear disc brake, brake fluid specifications, bleeding procedures, pad replacement Wheels And Tires: Wheel types (spoked or cast alloy), tire sizes, inflation pressures, wheel bearing maintenance Electrical System: Wiring diagrams, battery, charging system (alternator/stator), lighting, indicators, horn, starter motor (if applicable) Bodywork: Fairings, seat, fuel tank, fenders, graphics, disassembly and reassembly Procedures Included Routine Maintenance: Oil changes, filter replacement, chain adjustment, spark plug checks, air filter cleaning Troubleshooting: Diagnostic charts for common problems (e.g., starting issues, poor performance, electrical faults) Component Overhaul: Engine rebuild, carburetor tuning, brake caliper overhaul, suspension servicing Electrical Diagnostics: Tracing wiring faults, testing components (stator, CDI, regulators) Suspension Setup And Adjustment: Fork oil levels, rear shock preload and damping adjustments Wheel And Tire Maintenance: Wheel balancing, tire fitting and removal Technical Depth Engine Rebuild Detail: Detailed procedures for piston ring replacement, cylinder head removal/installation, crankshaft bearing replacement, and timing valve adjustment (if applicable for a 2-stroke) Carburetor Tuning: Jetting charts, adjustment procedures for idle speed, mixture, and float height Diagnostic Charts: Flowcharts and symptom-based troubleshooting guides for common issues Torque Specifications: Comprehensive list of torque values for all critical fasteners Schematics And Diagrams: Detailed wiring diagrams, exploded views of components for easy identification 📊 Manual Specifications File Format File Type: PDF Searchable Text: Likely searchable text for efficient information retrieval Print Quality Image Resolution: High resolution for clear diagrams and illustrations Scalability: Scalable content for detailed viewing Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) Completeness Coverage: Comprehensive, designed for professional workshop use ⚙️ Engine Specifications Primary Engine Engine Type: 2-Stroke, Single Cylinder, Liquid-Cooled Displacement: 125cc (approximately 124.8 cc) Bore X Stroke: Typically 54 mm x 54.5 mm (subject to variation) Compression Ratio: Around 8.0:1 to 8.5:1 (can vary based on tuning and region) Power Output: Approximately 30-33 HP (15 kW limited for A1 license in some markets, but unrestricted versions existed) Torque: Around 2.2 - 2.5 kgf-m (16-18 lb-ft) at peak RPM Performance Redline: Often around 10,500 - 11,500 RPM Fuel System Carburetor Type: Dell'Orto PHBH 28 AS or similar 28mm/30mm carburetor Fuel Type: Unleaded Gasoline (Octane rating specified in manual, likely 95 RON or higher) Fuel Mixture: Premix or Autolube system (oil injection) Oil Type: 2-stroke synthetic oil, specified by Aprilia for autolube systems 🔧 Transmission Standard Transmission Type: 6-Speed Sequential Manual Clutch Type: Wet, Multi-plate Features Final Drive: Chain Drive Gear Ratios: Specific ratios detailed in the manual; typically optimized for sporty performance Transmission Oil Type: Refer to manual for specific grade (e.g., SAE 75W-90 or similar) 📐 Dimensions Exterior Length: Refer to manual (typically around 2000 mm) Width: Refer to manual (typically around 700-750 mm) Height: Refer to manual (typically around 1100-1150 mm) Weights Dry Weight: Approximately 130-140 kg (dry weight, refer to manual for exact figure) Wet Weight: Approximately 145-155 kg (with fluids) Fuel Tank Capacity: Approximately 12-14 Liters 🛡️ Safety Features Ratings Safety Standards: Designed to meet European motorcycle safety standards of the era Active Features Braking System: Dual disc brakes with performance calipers (e.g., Brembo) providing excellent stopping power Suspension Performance: USD forks and Monoshock rear offer stability and control during cornering and braking Passive Features Frame Rigidity: Strong frame construction contributes to rider confidence and stability Lighting: Adequate lighting for visibility...