🏷️ Basic Information Identification Make: Aprilia Model: RS 125 Year: 2004 📋 Manual Details Coverage Areas General Repair: Full Maintenance: Full Rebuild: Full Refurbishment: Full Restoration: Full Page Count Pages: Detailed (Specific number not provided in product info, assumed extensive) Manual Type Type: Service Repair Manual Language Language: English (Assumed standard for this market) ⚙️ Engine Specifications Primary Engine Type: 2-Stroke Displacement: 124.8 cc Bore: 54 mm Stroke: 54.5 mm Cooling System: Liquid-cooled Valvetrain: Rotary disc valve induction Performance Horsepower: Approx. 30-32 HP (Varies by market/tuning) Torque: Approx. 20-22 Nm (Varies by market/tuning) Fuel System Induction: Carburetor Carburetor Model: Dell'Orto VHST 28 (Commonly used) Fuel Type: Unleaded Petrol (RON 95/98 Recommended) Oil Mixing: Premix or Automatic Oil Injection (Depending on variant) 🔧 Transmission Standard Type: 6-speed Manual Clutch: Wet, multi-plate Features Gear Ratio: Specific ratios detailed in manual 📐 Dimensions Exterior Length: Approx. 1950 mm Width: Approx. 710 mm Height: Approx. 1135 mm Wheelbase: Approx. 1375 mm Weights Dry Weight: Approx. 131 kg Curb Weight: Approx. 143 kg (with fluids) Maximum Load: 180 kg (Rider + Passenger + Luggage) 🛡️ Safety Features Features Brakes Front: Hydraulic disc, 320 mm diameter, 4-piston caliper (e.g., Brembo) Brakes Rear: Hydraulic disc, 220 mm diameter, 2-piston caliper Suspension Front: Upside-down telescopic fork, adjustable preload (e.g., Marzocchi) Suspension Rear: Monoshock, adjustable preload and rebound damping (e.g., Sachs) Tires Front: 110/70-17 Tires Rear: 140/70-17 Headlight: Halogen Taillight: Bulb Horn: Standard 🔧 Maintenance Service Intervals Oil Change: Refer to manual (Typically 3,000-5,000 km or annually) Spark Plug: Refer to manual (Typically 5,000-10,000 km) Air Filter: Refer to manual (Check and clean frequently, replace as needed) Fluid Specifications Engine Oil Type: 2-stroke engine oil, JASO FD / ISO-L-EGD rated Coolant Type: Ethylene glycol based antifreeze (e.g., Shell Advanced Coolant, Motul Motocool Expert) Brake Fluid: DOT 4 Gearbox Oil: Refer to manual (Often SAE 75W/90 or similar for wet clutches)