🏷️ Basic Information Identification Make: Aprilia Model: RS 125 Year: 1995 👋 Introduction Market Position Segment: Lightweight sportbike, popular in the 125cc racing and street performance segment of the mid-1990s. Competitive Analysis Competitors: Competed with other 125cc two-stroke sportbikes like the Yamaha YZF-R125 (later models), Cagiva Mito 125, Honda NSR125, and Suzuki RG125 Gamma. Key Features Distinctive Traits: Aggressive styling, high-revving two-stroke engine, strong chassis for its class, track-oriented performance. Target Audience User Profile: Enthusiasts, DIY mechanics, and owners looking for in-depth technical guidance for maintaining and restoring their 1995 Aprilia RS 125. 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive service, repair, and maintenance for the Aprilia RS 125 (1995 model year). Page Count Estimated Pages: 350-450 Manual Type Type: Full Service & Repair Manual Language Language: English Format Format: Digital (PDF likely, potentially printable) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, cylinder head, piston, crankshaft, connecting rod, lubrication system, cooling system. Fuel System: Carburetor tuning and overhaul, fuel tank, fuel lines, fuel pump (if applicable). Ignition System: CDI unit, ignition coil, spark plug, wiring. Exhaust System: Exhaust pipe, silencer, gaskets, mounting. Transmission Gearbox: Gearbox disassembly, assembly, shifting mechanism, clutch operation, chain drive maintenance. Brakes: Front and rear brake systems (likely disc brakes), hydraulic lines, calipers, master cylinders, brake pad replacement, bleeding procedures. Suspension: Front telescopic forks (including seal replacement, oil levels), rear monoshock absorber, linkage system (if applicable), swingarm. Steering: Handlebars, steering stem, headstock bearings, adjustments. Electrical System: Wiring diagrams, battery, lighting (headlight, taillight, indicators), starter motor, charging system (alternator/stator), fuses. Bodywork: Fairings, fuel tank, seat, fenders, mounting points, panel removal and installation. Wheels And Tires: Wheel bearing maintenance, tire replacement, rim inspection, spoke tension (if applicable). Procedures Included Maintenance Tasks: Oil changes, filter replacement, spark plug checks, chain lubrication and adjustment, brake fluid checks, coolant checks, general inspections. Repair Procedures: Step-by-step guides for component removal, installation, and rebuilding (e.g., engine rebuild, suspension overhaul). Troubleshooting: Diagnostic flowcharts and common issue resolution guides for starting problems, running issues, electrical faults, etc. Technical Adjustments: Carburetor jetting, ignition timing (if adjustable), chain slack, clutch lever free play. Technical Depth Depth Level: In-depth and comprehensive, suitable for both routine maintenance and major overhauls/restorations. 📊 Manual Specifications File Format Digital Format: PDF (Portable Document Format) - highly probable. Print Quality Printability: Designed to be easily printable for users who prefer a hard copy. Binding Type Binding Type For Print: N/A (Digital); If printed, likely spiral or comb binding for lay-flat use. Paper Type Paper Type For Print: N/A (Digital); If printed, standard paper suitable for workshop environments. ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, single-cylinder, liquid-cooled Displacement: 124.8 cc (approximately) Bore X Stroke: 54 mm x 54.5 mm (typical for this era Rotax 123) Compression Ratio: 12.0:1 (typical, may vary slightly) Engine Code Family: Rotax 123 (likely a variant thereof) Performance Horsepower: Approx. 30-34 HP (at crank, depending on specific market tune) Torque: Approx. 21-23 Nm (at crank) Redline: Approx. 10,000-11,000 RPM Fuel System Carburetor: Dell'Orto PHBH 28 (common for this model and era) Fuel Type: Unleaded gasoline (95 RON or higher recommended) Fuel Mixture: Pre-mix or oil injection system (check specific model variant) Lubrication Oil Type: High-quality two-stroke engine oil (API TC, JASO FD or higher recommended) 🔧 Transmission Standard Gearbox Type: 6-speed constant mesh Clutch Type: Wet multi-plate Features Drive Type: Chain drive Final Drive Ratio: Typically 17/56 (or similar, varies slightly) 📐 Dimensions Exterior Length: Approx. 1950 mm Width: Approx. 720 mm (at handlebars) Height: Approx. 1150 mm (at windscreen) Wheelbase: Approx. 1370 mm Weights Dry Weight: Approx. 130-135 kg Fuel Tank Capacity: Approx. 12-14 liters 🛡️ Safety Features Ratings Safety Certification: Meets European Type Approval standards for its class. Active Features Braking System: Dual hydraulic disc brakes (front), single hydraulic disc brake (rear). Tires: Sport-oriented bias-ply or radial tires (typical sizes: Front 110/70-17, Rear 140/70-17). Passive Features Lighting: Halogen headlight, LED taillight/brake light, standard indicator lights. 💡 Technology Features Infotainment Instrumentation: Analog tachometer, speedometer, odometer, coolant temperature gauge, indicator lights. Driver Assistance Assistance Systems: None (basic motorcycle electronics of the era). Connectivity Connectivity Features: None. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-5,000 km or annually, whichever comes first (refer to manual for precise intervals). Spark Plug Replacement: Every 6,000-10,000 km, or as needed based on condition. Chain Maintenance: Lubricate and adjust chain every 500-1,000 km, or after riding in wet conditions. Fluid Specifications Engine Oil Capacity: Refer to manual (typically ~0.8-1.0 liters for gearbox oil, and separate 2T oil reservoir). Coolant Type: Ethylene glycol-based antifreeze mixture (50/50 with distilled water recommended). Brake Fluid Type: DOT 4 or DOT 5.1 hydraulic brake fluid. Known Issues Common Wear Items: Piston rings, reed valves, clutch plates, fork seals, exhaust carbon buildup, electrical connectors. Carburetor Issues: Can be sensitive to fuel quality and jetting, requiring regular cleaning...