🏷️ Basic Information Identification Make: Aprilia Model: SXV/RXV Model Variants: SXV 450, RXV 450, SXV 550, RXV 550 Generation Covered Years: 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Codes Engine Codes: VDBA1M (450cc), VDBB1M (550cc) - V-twin configurations 👋 Introduction Market Position Vehicle Segment: High-performance Supermoto / Motocross (off-road focused with street legality in some configurations) Competitive Analysis Key Competitors: KTM EXC/SXC, Husqvarna SM/TE, Ducati Hypermotard (less direct), Beta RR Key Features Powertrain Philosophy: Aprilia's potent V-twin engine architecture, known for strong mid-range torque and unique character. Chassis Design: Lightweight, agile chassis geometry optimized for aggressive riding and handling. Purpose Built: Designed for track-day performance and spirited off-road riding, often requiring dedicated maintenance. 📋 Manual Details Coverage Areas Technical Scope: Comprehensive repair, maintenance, and troubleshooting for Aprilia SXV/RXV models Page Count Estimated Pages: Approx. 500-700 pages (typical for WSM of this era and complexity) Manual Type Manual Classification: Workshop Service Manual (WSM) Language Documentation Language: English Format Digital Format: PDF Searchability: Fully searchable PDF allows for quick access to specific topics and procedures. Printability: Designed for easy printing of individual sections or the entire manual for workshop use. 📖 Manual Coverage Systems Covered Powertrain: Engine (all aspects of rebuild, tuning, diagnostics), Fuel System (injection, pumps, lines), Exhaust System, Ignition System, Cooling System, Lubrication System. Chassis And Suspension: Frame, Swingarm, Front Fork (USD, adjustments, internals), Rear Shock Absorber (adjustments, rebuild), Bearings (headstock, swingarm, wheel). Brakes And Wheels: Brake System (hydraulic lines, calipers, master cylinders, bleeding procedures), Wheel Hubs, Spoked Wheels, Tire Mounting and Balancing. Electrical And Electronics: Wiring Diagrams, Battery, Starter Motor, Charging System (Stator, Regulator/Rectifier), Lighting, Instrumentation, ECU and Sensor diagnostics. Bodywork And Controls: Body Panels, Seat, Handlebars, Levers, Footpegs, Cables (throttle, clutch), Airbox. Procedures Included Routine Maintenance: Oil Changes, Filter Replacements (oil, air), Spark Plug Service, Chain Adjustment and Lubrication, Valve Clearance Checks and Adjustments, Coolant Flush and Replacement. Major Repairs: Engine Top-End Rebuild (piston, rings, valves), Engine Bottom-End Rebuild (crankshaft, bearings, seals), Clutch Replacement, Transmission Overhaul, Fork Seal Replacement, Shock Absorber Rebuild, Wheel Bearing Replacement. Troubleshooting: Diagnostic Flowcharts for engine performance issues, electrical faults, starting problems, overheating, etc. Special Tools And Techniques: Identification and use of required specialized tools for engine disassembly, suspension service, and electrical diagnostics. Suspension Tuning: Detailed instructions on adjusting front and rear suspension for various riding conditions and rider weights. Engine Tuning And Mapping: Information on ignition timing, fuel injection mapping basics, and potential modifications (though advanced ECU remapping is usually aftermarket). Technical Depth Diagnostic Capability: Advanced diagnostics including fuel injection system analysis, ignition timing verification, and electrical circuit testing. Rebuild Specification: Detailed torque specifications, clearances, tolerances, and assembly sequences for all major components. Servicing Level: Suitable for both DIY enthusiasts performing advanced maintenance and professional mechanics. Wiring Diagrams Detail: Comprehensive, color-coded wiring diagrams for all electrical systems, including fault-finding guides. 📊 Manual Specifications File Format Digital Quality: High-resolution PDF, text-searchable, with clear diagrams and schematics. Print Quality Layout And Readability: Professionally formatted with clear headings, step-by-step instructions, and embedded images/diagrams. Binding Type Physical Format: N/A (Digital PDF) Paper Type Physical Material: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: V-twin, Four-stroke, Liquid-cooled Displacement: 449.9 cc (SXV/RXV 450), 549.3 cc (SXV/RXV 550) Bore X Stroke 450: 92 mm x 64.4 mm Bore X Stroke 550: 92 mm x 80.3 mm Compression Ratio 450: Approx. 12.5:1 Compression Ratio 550: Approx. 12.0:1 Performance Horsepower 450 Approx: 60+ hp @ 9,500 RPM Torque 450 Approx: 35+ lb-ft @ 7,500 RPM Horsepower 550 Approx: 70+ hp @ 9,500 RPM Torque 550 Approx: 40+ lb-ft @ 7,500 RPM Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) - typically Dell'Orto throttle bodies Fuel Type: Unleaded Premium Gasoline (91 Octane or higher recommended) Engine Internals Valve Train: DOHC, 4 valves per cylinder Lubrication Oil Capacity Approx: 1.5 - 1.8 Liters (check manual for exact dry/wet fill) Cooling Coolant Type: Ethylene Glycol based coolant (50/50 mix with distilled water recommended) 🔧 Transmission Standard Transmission Type: 6-speed Sequential Manual Transmission Features Clutch Type: Hydraulic Actuated Wet Multi-plate Clutch Lubrication Transmission Oil Spec: API SG/SH/SJ/SL Grade SAE 10W-40 or 15W-50 Motorcycle Specific Engine Oil 📐 Dimensions Exterior Wheelbase Approx: 1460 - 1480 mm (varies slightly by model/year) Weights Dry Weight Approx: 115 - 125 kg Wet Weight Approx: 130 - 140 kg (with fluids) 🛡️ Safety Features Ratings Vehicle Type Approval: Primarily off-road/competition use; street legality varies by region and specific model configurations (e.g., SXV vs. RXV). Active Features Braking System: Hydraulic Disc Brakes (Front and Rear) - typically Brembo calipers Tire Specifications Front: 120/70-17 (Supermoto) or 80/100-21 (Motocross) Tire Specifications Rear: 160/60-17 (Supermoto) or 110/100-18 (Motocross) Passive Features Frame Construction: Aluminum perimeter frame, designed for rigidity and light weight. 💡 Technology Features Infotainment Dashboard Instrumentation: Digital/Analog combination cluster displaying speed, RPM, odometer, trip meter, and basic warning lights. Driver Assistance...