🏷️ Basic Information Identification Make: Aprilia Model: SXV 450/550 & RXV 450/500 Model Variant: SXV (Supermoto), RXV (Enduro/Motocross) Year: 2008 Vehicle Type: Dual-Sport/Supermoto Motorcycle Engine Configuration Primary: V-Twin Codes Product Code: Not specified in product info 👋 Introduction Market Position Category: High-performance off-road motorcycles (Supermoto and Enduro/Motocross variants). Niche Market: Targeted at enthusiasts seeking aggressive styling, potent V-twin power, and off-road capability adapted for street use (SXV) or pure off-road performance (RXV). Competitive Analysis Competitors 2008: KTM (LC4, EXC models), Husqvarna (SMR, TE models), Yamaha (WR series), Honda (CRF series), Suzuki (RMZ series), Kawasaki (KX series). Key Features Engine Layout: Unique V-twin engine configuration in a segment typically dominated by single-cylinder engines. Versatility: SXV models blend supermoto styling and capability with off-road derived chassis for a unique street/track day experience; RXV models are pure off-road machines. Italian Engineering: Represents Aprilia's reputation for performance-oriented motorcycles with distinctive styling. 📋 Manual Details Coverage Areas Coverage Scope: All Countries Page Count Page Count: 125 Manual Type Manual Type: Parts Catalogue Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Components: Cylinder heads, pistons, crankshaft, connecting rods, valve train, oil pump, water pump Fuel System: Carburetor assembly (if applicable, though likely fuel injected for this era), fuel pump, fuel lines, fuel tank components Exhaust System: Exhaust headers, mufflers, catalysts (if applicable), mounting hardware Cooling System: Radiator, hoses, thermostat, cooling fan assembly Transmission And Drivetrain: Gearbox components, clutch assembly, final drive (chain, sprockets) Suspension Front: Forks, triple clamps, steering stem, bearings, seals, springs Suspension Rear: Monoshock, linkage, swingarm, bearings, seals, springs Braking System Front: Brake calipers, discs, master cylinder, brake lines, levers, pads Braking System Rear: Brake caliper, disc, master cylinder, brake lines, pedal, pads Wheel And Tire: Rims, spokes, hubs, bearings, tires, tubes (if applicable) Electrical System: Ignition system components, stator, rotor, battery, wiring harness, lights, switches, sensors Fuel Injection System: ECU, injectors, throttle body, sensors (TPS, MAP, IAT, ECT), wiring Bodywork And Frame: Frame, subframe, fuel tank, seat, fenders, side panels, fairings, handlebars, controls Fasteners And Hardware: Bolts, nuts, washers, clips specific to various assemblies Procedures Included Part Identification: Visual identification of all genuine Aprilia parts with corresponding diagrams and part numbers. Assembly Sequence: Implied by parts diagrams, showing how components fit together. Replacement Guidance: Facilitates the selection of correct replacement parts for any component. Technical Depth Technical Detail Level: Comprehensive parts identification and enumeration, essential for ordering and inventory. Usage Context: Primarily for parts identification, ordering, and reference during maintenance or repair. Not a diagnostic or repair guide itself, but crucial for sourcing correct parts. 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Fully Printable Image Quality: Good Quality Images included to aid in part identification and context. Binding Type Binding Type: Digital (PDF) Paper Type Paper Type: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Type 450: 4-stroke, liquid-cooled, V-twin Engine Type 550: 4-stroke, liquid-cooled, V-twin Bore X Stroke 450: Approx. 70 mm x 56.4 mm (Varying slightly by source, specific details often in Service Manual) Bore X Stroke 550: Approx. 74 mm x 64 mm (Varying slightly by source, specific details often in Service Manual) Displacement 450: 449.9 cc Displacement 550: 549.8 cc Fuel System: Electronic Fuel Injection (EFI) with single injector per cylinder (e.g., Magneti Marelli system). Performance Horsepower Estimated 450: Approx. 50-55 HP (peak, at flywheel, may vary by tuning/regulations) Horsepower Estimated 550: Approx. 58-63 HP (peak, at flywheel, may vary by tuning/regulations) Torque Estimated 450: Approx. 40-45 Nm Torque Estimated 550: Approx. 48-53 Nm Power Delivery: Known for strong mid-range and top-end power delivery characteristic of V-twin configurations. 🔧 Transmission Standard Transmission Type: 6-speed manual sequential gearbox Features Clutch Type: Wet multi-plate clutch, hydraulically actuated. Final Drive: Chain drive 📐 Dimensions Exterior Frame Type: Chrome-molybdenum steel trellis frame. Weights Dry Weight Estimated 450: Approx. 125-130 kg (varies by model and equipment) Dry Weight Estimated 550: Approx. 128-133 kg (varies by model and equipment) Seat Height Approximate: Approx. 910-920 mm (very high for accessibility) 🛡️ Safety Features Ratings Safety Certification: Not applicable for road-legal configurations as per typical automotive safety ratings (e.g., NHTSA, Euro NCAP). Primarily designed for off-road use or track. Active Features Brakes: High-performance hydraulic disc brakes front and rear (e.g., Brembo components). Tires: Appropriate tires for Supermoto (street-focused tread) or Enduro/Motocross (knobby tread) applications. 💡 Technology Features Infotainment Instrumentation: Digital LCD instrument cluster displaying speed, RPM, odometer, trip meter, fuel level (if equipped), and indicator lights. Driver Assistance ABS: Typically not equipped with ABS, common for this class of off-road/supermoto motorcycles. Connectivity Diagnostic Ports: Likely equipped with a diagnostic port for EFI system troubleshooting (e.g., OBD-II style or proprietary connector), accessible via service tools. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 2,500-3,000 km or annually for regular use. Off-road use may necessitate more frequent changes. (Refer...
High-performance off-road motorcycles (Supermoto and Enduro/Motocross variants).
Niche Market:
Targeted at enthusiasts seeking aggressive styling, potent V-twin power, and off-road capability adapted for street use (SXV) or pure off-road performance (RXV).
Unique V-twin engine configuration in a segment typically dominated by single-cylinder engines.
Versatility:
SXV models blend supermoto styling and capability with off-road derived chassis for a unique street/track day experience; RXV models are pure off-road machines.
Italian Engineering:
Represents Aprilia's reputation for performance-oriented motorcycles with distinctive styling.
Bolts, nuts, washers, clips specific to various assemblies
Procedures Included
Part Identification:
Visual identification of all genuine Aprilia parts with corresponding diagrams and part numbers.
Assembly Sequence:
Implied by parts diagrams, showing how components fit together.
Replacement Guidance:
Facilitates the selection of correct replacement parts for any component.
Technical Depth
Technical Detail Level:
Comprehensive parts identification and enumeration, essential for ordering and inventory.
Usage Context:
Primarily for parts identification, ordering, and reference during maintenance or repair. Not a diagnostic or repair guide itself, but crucial for sourcing correct parts.
📊 Manual Specifications
File Format
File Type:
PDF
Print Quality
Printability:
Fully Printable
Image Quality:
Good Quality Images included to aid in part identification and context.
Binding Type
Binding Type:
Digital (PDF)
Paper Type
Paper Type:
N/A (Digital)
⚙️ Engine Specifications
Primary Engine
Engine Type 450:
4-stroke, liquid-cooled, V-twin
Engine Type 550:
4-stroke, liquid-cooled, V-twin
Bore X Stroke 450:
Approx. 70 mm x 56.4 mm (Varying slightly by source, specific details often in Service Manual)
Bore X Stroke 550:
Approx. 74 mm x 64 mm (Varying slightly by source, specific details often in Service Manual)
Displacement 450:
449.9 cc
Displacement 550:
549.8 cc
Fuel System:
Electronic Fuel Injection (EFI) with single injector per cylinder (e.g., Magneti Marelli system).
Performance
Horsepower Estimated 450:
Approx. 50-55 HP (peak, at flywheel, may vary by tuning/regulations)
Horsepower Estimated 550:
Approx. 58-63 HP (peak, at flywheel, may vary by tuning/regulations)
Torque Estimated 450:
Approx. 40-45 Nm
Torque Estimated 550:
Approx. 48-53 Nm
Power Delivery:
Known for strong mid-range and top-end power delivery characteristic of V-twin configurations.
🔧 Transmission
Standard
Transmission Type:
6-speed manual sequential gearbox
Features
Clutch Type:
Wet multi-plate clutch, hydraulically actuated.
Final Drive:
Chain drive
📐 Dimensions
Exterior
Frame Type:
Chrome-molybdenum steel trellis frame.
Weights
Dry Weight Estimated 450:
Approx. 125-130 kg (varies by model and equipment)
Dry Weight Estimated 550:
Approx. 128-133 kg (varies by model and equipment)
Seat Height Approximate:
Approx. 910-920 mm (very high for accessibility)
🛡️ Safety Features
Ratings
Safety Certification:
Not applicable for road-legal configurations as per typical automotive safety ratings (e.g., NHTSA, Euro NCAP). Primarily designed for off-road use or track.
Active Features
Brakes:
High-performance hydraulic disc brakes front and rear (e.g., Brembo components).
Tires:
Appropriate tires for Supermoto (street-focused tread) or Enduro/Motocross (knobby tread) applications.
💡 Technology Features
Infotainment
Instrumentation:
Digital LCD instrument cluster displaying speed, RPM, odometer, trip meter, fuel level (if equipped), and indicator lights.
Driver Assistance
ABS:
Typically not equipped with ABS, common for this class of off-road/supermoto motorcycles.
Connectivity
Diagnostic Ports:
Likely equipped with a diagnostic port for EFI system troubleshooting (e.g., OBD-II style or proprietary connector), accessible via service tools.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Typically every 2,500-3,000 km or annually for regular use. Off-road use may necessitate more frequent changes. (Refer to Service Manual for exact intervals).
Valve Clearance Check:
Recommended every 5,000-7,500 km. Critical due to the high-performance nature of the V-twin. (Refer to Service Manual for exact intervals).
Chain And Sprockets:
Regular inspection, cleaning, and lubrication. Replacement based on wear and tear.
Fluid Specifications
Engine Oil Type:
High-quality synthetic motorcycle oil, SAE 10W-40 or 15W-50, API SG or higher, JASO MA/MA2 certified. (Refer to Service Manual for exact specifications and capacity).
Coolant Type:
Ethylene glycol-based coolant mixed with distilled water (50/50 ratio), meeting specific automotive standards. (Refer to Service Manual for exact specifications).
Brake Fluid Type:
DOT 4 or DOT 5.1 hydraulic brake fluid. (Refer to Service Manual for exact specifications).
Clutch Fluid Type:
DOT 4 hydraulic fluid (if hydraulically actuated). (Refer to Service Manual for exact specifications).
Known Issues
Electronics Reliability:
Some early models/batches experienced issues with electrical components or EFI sensor reliability, requiring careful diagnosis and part replacement.
Cooling System Maintenance:
V-twins can be sensitive to overheating. Regular checks of coolant level, radiator condition, and fan operation are crucial.
Vibration Management:
High-performance V-twins can produce significant vibration; ensuring all fasteners are torqued correctly and components are in good condition helps manage this.
📚 Vehicle History
Brand Heritage
Aprilia Legacy:
Aprilia has a strong heritage in racing, particularly in smaller displacement classes and off-road disciplines, known for innovation and performance.
Model Evolution
Sxv Rxv Development:
These models represented Aprilia's venture into powerful V-twin engines for off-road and dual-sport categories, bridging the gap between pure motocross bikes and road-legal machines.
Production
Production Period Gx:
The SXV/RXV line was produced roughly from the mid-2000s through to the early 2010s, with significant updates and variations during that period.
🏆 Awards & Recognition
Recognitions
Industry Reception:
Received acclaim for unique V-twin engine and performance characteristics, particularly the SXV models for their aggressive supermoto capability. Often cited as a niche but exciting machine.
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