🏷️ Basic Information Identification Make: Aprilia Model: SXV/RXV 450/550 Year: 2007 Codes Chassis Code: Not specified in product info, typically varies by sub-model and market. Refer to specific VIN for precise identification. Engine Code: Not specified in product info. Model designation (450/550) indicates engine capacity. 👋 Introduction Market Position Segment: High-performance off-road/supermoto motorcycles. Target Audience: Enthusiasts, owners, and mechanics seeking to maintain, repair, and optimize their Aprilia SXV/RXV models. Competitive Analysis Key Competitors: KTM EXC/SXC, Husqvarna SM/TE, Husaberg FE/FS, Yamaha WR, Honda CRF-X, Suzuki RM-Z. Key Features Vehicle Description: Aprilia's SXV (Supermoto) and RXV (Cross-Country/Enduro) models from 2007 are renowned for their powerful V-twin engines, aggressive styling, and track-bred performance. They offered a unique proposition in the dual-sport/supermoto market. Manual Value Proposition: This manual is essential for owners to properly care for these specialized machines, which often require more in-depth knowledge and specialized tools compared to mainstream motorcycles. 📋 Manual Details Coverage Areas Manual Type: Full Service Repair Manual Language: English (Assumed, typical for this market segment). Format: Digital (likely PDF, based on description implying wide distribution and searchability). Page Count: Not explicitly stated, but 'very detailed' suggests a comprehensive volume, likely 300+ pages. 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, disassembly, assembly, tuning, lubrication, cooling system, fuel system (carburetion), ignition system, exhaust system. Transmission: Clutch operation, gearbox disassembly and reassembly, gear selection mechanisms, lubrication. Chassis Suspension Steering: Front fork (upside-down type) disassembly, maintenance, and adjustment; rear shock absorber servicing and linkage maintenance; steering head bearing service; wheel and tire maintenance. Brakes: Hydraulic brake system (front and rear calipers, master cylinders, lines), brake pad replacement, bleeding procedures, rotor inspection. Electrical: Wiring diagrams, battery maintenance, charging system (alternator/stator), lighting system, ignition coil, starter motor, fuses, relays. Fuel System: Carburetor (likely Keihin FCR or similar performance carburetors for this era) tuning, cleaning, and rebuilding; fuel tank and lines. Bodywork: Fairing removal and installation, seat, fuel tank cover, plastics, mudguards. Procedures Included Maintenance: Regular scheduled maintenance, oil changes, filter replacements, chain adjustment, spark plug replacement, valve clearance checks. Troubleshooting: Diagnostic procedures for common problems, identification of fault causes, symptom-based repair guidance. Repair: Step-by-step instructions for component replacement and repair, including engine rebuilds, suspension overhauls, and electrical system fixes. Rebuilding: Detailed instructions for complete engine and transmission rebuilds, including torque specifications and assembly sequences. Refurbishment: Guidance on restoring components and the overall motorcycle to a high standard. Technical Depth Depth: Comprehensive, covering everything from basic owner maintenance to in-depth mechanical overhauls and diagnostics. Suitable for both amateur and professional mechanics. 📊 Manual Specifications File Format Format: Likely PDF, optimized for digital viewing and printing. Searchability: Expected to be fully searchable, allowing quick access to specific information. Image Quality: High-resolution diagrams and photographs are anticipated for clarity. Print Quality Printability: Designed for easy printing of individual pages or sections. Binding Type Binding: N/A (Digital format). Paper Type Paper Type: N/A (Digital format). ⚙️ Engine Specifications Primary Engine Engine Type: V-twin, four-stroke Bore X Stroke 450: 70 mm x 56.4 mm (approx.) Bore X Stroke 550: 75 mm x 61.5 mm (approx.) Displacement 450: 449 cc Displacement 550: 549 cc Compression Ratio: Approx. 12.0:1 to 12.5:1 (varies slightly) Valve Train: DOHC, 4 valves per cylinder Performance Horsepower 450: Approx. 55-60 hp (stock, varies with tuning) Horsepower 550: Approx. 65-70 hp (stock, varies with tuning) Torque 450: Approx. 35-40 lb-ft (stock) Torque 550: Approx. 42-47 lb-ft (stock) Fuel System Fuel Delivery: Carbureted. Typically Keihin FCR 41mm or similar performance carburetors. Fuel Type: Unleaded gasoline, minimum 91 octane (RON + MON / 2). Lubrication Oil Type: High-performance motorcycle specific 4-stroke engine oil, meeting API SG or higher, JASO MA specification. Viscosity typically 10W-40 or 15W-50 depending on climate. (Specific part numbers or API/JASO grades to be detailed in manual). Oil Capacity: Approx. 1.5-1.7 liters (including filter, check manual for exact figures). 🔧 Transmission Standard Type: 6-speed manual sequential gearbox Clutch: Hydraulically actuated wet multi-plate clutch. Optional Optional Transmissions: None. Features Gear Ratios: Specific gear ratios are detailed within the manual for both 450 and 550 models. Transmission Oil Type: Motorcycle specific gear oil or engine oil, depending on design. Manual will specify precise type and API/viscosity rating (e.g., SAE 80W-90). 📐 Dimensions Exterior Length: Varies by model and configuration, detailed in manual. Width: Varies by model and configuration, detailed in manual. Height: Varies by model and configuration, detailed in manual. Wheelbase: Approximately 1460-1500 mm (57.5-59.1 inches), varies by model. Weights Dry Weight 450: Approx. 125-130 kg (275-287 lbs) Dry Weight 550: Approx. 130-135 kg (287-298 lbs) Fuel Capacity: Approx. 7.0 - 7.5 liters (1.8 - 2.0 US gallons). 🛡️ Safety Features Ratings Safety Ratings: Motorcycles are not typically subject to the same structured safety ratings (like NCAP for cars). Safety is inherent in design, braking, and handling capabilities. Active Features Braking System: High-performance hydraulic disc brakes...