🏷️ Basic Information Identification Make: Aprilia Model: SXV RXV 450/550 Generation Generation: First Generation Codes Model Codes: SXV450, SXV550, RXV450, RXV550 👋 Introduction Market Position Category: Performance Supermoto/V-Twin Off-Road Target Audience: Enthusiast owners, independent repair shops, competition mechanics. Competitive Analysis Competitors: KTM 450/560 SMR, Husqvarna SM450R/SM530RR, Ducati Hypermotard (in spirit of performance). Key Features Unique Selling Points: High-performance V-twin engine in a lightweight chassis, dual-purpose capability (motocross track to street legal supermoto), exclusive Italian engineering. Manual Advantage: Provides the critical factory data needed to properly maintain and repair these specialized machines, which often lack widespread support compared to mainstream brands. 📋 Manual Details Coverage Areas Vehicle Years: 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Engine Variants Covered: 450cc, 550cc Page Count Page Count Estimated: 500+ Manual Type Manual Type: Factory Service Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, valve timing, piston/ring replacement, cylinder head service, crankshaft and connecting rod inspection/replacement, oil pump operation and repair. Fuel System: Fuel injection system diagnosis and repair, injector testing and replacement, fuel pump operation, throttle body service, fuel filter replacement. Ignition System: Spark plug diagnosis and replacement, ignition coil testing, ECU (Engine Control Unit) signals and troubleshooting. Cooling System: Radiator inspection and repair, coolant flow diagnosis, water pump service, thermostat operation and replacement, fan operation. Transmission Drivetrain: Clutch inspection and replacement, gearbox disassembly and reassembly, gear selection mechanism, primary drive, chain and sprocket maintenance. Electrical System: Wiring diagrams for all circuits, battery testing and maintenance, starter motor operation, lighting system troubleshooting, fuse and relay identification and testing, sensor diagnostics. Braking System: Brake pad replacement, caliper service, brake fluid bleeding and replacement, master cylinder inspection, brake hose inspection and replacement. Suspension Steering: Front fork (USD) service and adjustment, rear shock absorber inspection and adjustment, linkage bearings, steering head bearing service, wheel bearing replacement. Chassis Frame: Frame inspection for damage, subframe mounting, swingarm service, footpeg and control lever adjustments. Bodywork Fairings: Fairing removal and installation, seat service, tank mounting, fender replacement. Procedures Included Routine Maintenance: Oil and filter changes, air filter cleaning/replacement, chain lubrication and adjustment, spark plug checks, coolant level checks, brake checks. Troubleshooting: Detailed diagnostic flowcharts for common running issues, electrical faults, starting problems, and performance complaints. Component Overhaul: Complete procedures for engine rebuilds, transmission overhauls, suspension fork and shock absorber servicing, and brake caliper rebuilding. Electrical Diagnostics: Wiring diagram interpretation, multimeter usage for testing circuits, sensor signal tracing, ECU diagnostic codes (if applicable). Torque Specifications: Precise torque values for all critical fasteners, including engine, chassis, and suspension components. Technical Depth Depth Level: Comprehensive Factory Level Diagnostic Capability: Advanced troubleshooting and fault diagnosis for all major systems. Rebuild Procedures: Detailed, step-by-step instructions for complete engine and component rebuilds. 📊 Manual Specifications File Format File Type: PDF Searchability: Fully searchable text Print Quality Image Resolution: High-resolution diagrams and illustrations Binding Type Binding: N/A (Digital) Paper Type Paper Type: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: V-twin, Four-stroke Cylinder Angle: 75 degrees Bore X Stroke 450: 90 mm x 57.4 mm (450cc) Bore X Stroke 550: 95 mm x 76.4 mm (549cc) Compression Ratio Approx: 12.0:1 - 12.5:1 (varies by model/year) Valvetrain: SOHC, 4 valves per cylinder Performance Horsepower 450 Approx: 50-55 HP Horsepower 550 Approx: 60-65 HP Torque Approx: 45-55 Nm (varies by model) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) - Keihin or Mikuni variants Fuel Type: Unleaded gasoline, minimum 95 RON Throttle Body Size Approx: 42-45mm 🔧 Transmission Standard Transmission Type: 6-speed manual Clutch Type: Wet, multi-plate Features Gear Ratios: Specific ratios detailed in manual Final Drive: Chain drive 📐 Dimensions Exterior Wheelbase Approx: 1470 mm - 1500 mm Seat Height Approx: 910 mm - 930 mm Weights Dry Weight Approx: 120 kg - 130 kg Fuel Tank Capacity: 7.0 Liters (approx) 🛡️ Safety Features Ratings Safety Certification: Generally street-legal configurations require compliance with local regulations, but no formal NCAP/IIHS ratings apply to this type of motorcycle. Active Features Braking System Type: Hydraulic disc brakes (front and rear) Suspension Type: Upside-down (USD) telescopic front forks, Monoshock rear suspension Passive Features Frame Construction: Chrome-molybdenum steel trellis frame 💡 Technology Features Infotainment Dashboard: Analog tachometer and digital multi-function display (speed, odometer, trip meters, clock). Driver Assistance Traction Control: Not typically equipped on these models. ABS: Not typically equipped on these models. Connectivity Diagnostics Port: Diagnostic connector for ECU access, requiring specialized tools or adapters for full diagnostic capability (covered by manual). 🔧 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 Inspection: Every 6,000-8,000 km Valve Clearance Check: Every 10,000-15,000 km (critical for performance) Fluid Specifications Engine Oil Type: SAE 10W-40 or 15W-50, API SG or higher, JASO MA certified (e.g., Motul 7100 10W40) Engine Oil Capacity:...