The Aprilia SXV RXV represents a pinnacle of Italian engineering in the high-performance dual-sport and supermoto motorcycle segment. Produced in 2008, these models are characterized by their potent V-twin engine configurations, available in 450cc and 550cc displacements, delivering exhilarating power and torque. Built on a shared platform, the SXV and RXV lines showcase Aprilia's rich racing heritage, featuring lightweight frames, premium suspension components, and aggressive styling designed for both spirited road riding and capable off-road excursions. Their strong performance and distinctive character have earned them accolades within the motorcycling community. This comprehensive service repair workshop manual provides in-depth guidance for the Aprilia SXV RXV models, with a specific focus on the 2008 model year. It covers all essential aspects of maintenance, repair, and troubleshooting, including detailed procedures for engine mechanicals, fuel injection systems, transmissions, suspension, brakes, and the electrical system. The manual is designed to assist owners, mechanics, and technicians in effectively maintaining and repairing these high-performance machines, ensuring optimal performance and longevity. It includes routine maintenance schedules, diagnostic guides, component overhaul instructions, and critical technical specifications. 🏷️ Basic Information Identification Make: Aprilia Model: SXV RXV Year: 2008 Engine Options: 450cc, 550cc Codes Vehicle Platform: Shared SXV/RXV platform 👋 Introduction Market Position Segment: High-performance dual-sport / supermoto motorcycles. Target Audience: Enthusiasts seeking aggressive styling, powerful V-twin engines, and off-road/track-capable performance. Competitive Analysis Competitors 2008: KTM 690 SMC, Ducati Hypermotard (in spirit), other performance-oriented dual-sports/motards. Key Features Engine Architecture: V-twin engine configuration, offering strong torque and a distinctive power delivery. Chassis Design: Lightweight frame, premium suspension components, and aggressive styling typical of Aprilia's performance heritage. Offroad Capability: Dual-sport designation implies some level of off-road prowess, though often more focused on track or spirited road riding. 📋 Manual Details Coverage Areas Primary Coverage: Aprilia SXV RXV 450 and 550 models Secondary Coverage: Focus on 2008 model year, with likely overlap to adjacent years Page Count Estimated Pages: Extensive (typical for a comprehensive workshop manual, likely 400-600+ pages) Manual Type Type: Service Repair Workshop Manual Language Language: English (Assumed, standard for international service manuals) Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Complete engine disassembly, assembly, inspection, and repair for both 450cc and 550cc V-twin engines. Engine Management: Ignition system, fuel injection system (including sensor identification, testing, and component replacement), emission control systems. Transmission: Clutch system operation, inspection, and replacement; gearbox internal components, maintenance, and troubleshooting. Suspension: Front fork (e.g., Marzocchi, Showa depending on exact spec) service, seal replacement, oil levels, and damping adjustments; rear shock absorber service and adjustment. Brakes: Front and rear brake caliper service, hydraulic system bleeding, master cylinder inspection, pad replacement, rotor specifications. Electrical System: Wiring diagrams, battery maintenance, starter motor, charging system (stator, regulator/rectifier), lighting system, ignition coil testing. Fuel System: Fuel tank inspection, fuel pump operation, fuel filter replacement, fuel line routing. Cooling System: Radiator service, coolant specifications, water pump inspection, thermostat operation. Frame And Bodywork: Frame inspection, plastic panel removal and installation, seat mounting, handlebar components. Wheels And Tires: Tire specifications, wheel bearing maintenance, spoke tensioning (if applicable to spoke wheels), rim types. Procedures Included Routine Maintenance: Oil and filter changes, chain adjustment and lubrication, air filter cleaning/replacement, spark plug replacement, valve clearance checks and adjustment. Diagnostic Troubleshooting: Step-by-step troubleshooting guides for common performance issues, electrical faults, and mechanical problems. Component Overhaul: Detailed instructions for rebuilding engines, transmissions, carburetors/fuel injectors, and suspension components. Electrical Diagnostics: Testing electrical components with multimeters, interpreting wiring diagrams, diagnosing ECU issues. Torque Specifications: Comprehensive list of all critical fastener torque values for engine, chassis, and suspension components. Technical Depth Depth: Comprehensive workshop level, suitable for professional mechanics and experienced DIY enthusiasts. Covers everything from basic checks to full engine rebuilds. 📊 Manual Specifications File Format Format: PDF (Portable Document Format) Searchability: Likely text-searchable PDF for easy navigation and information retrieval. Print Quality Quality: High-resolution scans or digital creation, suitable for printing sections or the entire manual. Binding Type Binding: N/A (Digital PDF download) Paper Type Paper Type: N/A (Digital PDF download) ⚙️ Engine Specifications Primary Engine Type: V-twin four-stroke, liquid-cooled Displacement 450: Approximately 449cc Displacement 550: Approximately 549cc Bore X Stroke 450: Specifics vary; typically around 80mm x 44.3mm Bore X Stroke 550: Specifics vary; typically around 82mm x 53.2mm Valve Train: DOHC, 4 valves per cylinder Performance Horsepower 450: Estimated 50-55 HP at the crank (specific figures vary by tuning and year). Horsepower 550: Estimated 55-60+ HP at the crank (specific figures vary by tuning and year). Torque 450: Estimated 30-35 lb-ft at the crank Torque 550: Estimated 35-40 lb-ft at the crank Fuel System Injection: Electronic Fuel Injection (EFI) Throttle Body Size: Typically 45mm or 50mm Fuel Type: Unleaded gasoline (minimum 91 octane recommended) 🔧 Transmission Standard Type: 6-speed manual Optional Type: N/A (Standard 6-speed manual for both models) Features Clutch: Hydraulically actuated wet multi-plate clutch...