Segment:
High-performance dual-sport / supermoto motorcycles.
Target Audience:
Enthusiasts seeking aggressive styling, powerful V-twin engines, and off-road/track-capable performance.
Competitors 2008:
KTM 690 SMC, Ducati Hypermotard (in spirit), other performance-oriented dual-sports/motards.
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.
Primary Coverage:
Aprilia SXV RXV 450 and 550 models
Secondary Coverage:
Focus on 2008 model year, with likely overlap to adjacent years
Estimated Pages:
Extensive (typical for a comprehensive workshop manual, likely 400-600+ pages)
Type:
Service Repair Workshop Manual
Language:
English (Assumed, standard for international service manuals)
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.
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.
Depth:
Comprehensive workshop level, suitable for professional mechanics and experienced DIY enthusiasts. Covers everything from basic checks to full engine rebuilds.
Format:
PDF (Portable Document Format)
Searchability:
Likely text-searchable PDF for easy navigation and information retrieval.
Quality:
High-resolution scans or digital creation, suitable for printing sections or the entire manual.
Binding:
N/A (Digital PDF download)
Paper Type:
N/A (Digital PDF download)
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
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
Injection:
Electronic Fuel Injection (EFI)
Throttle Body Size:
Typically 45mm or 50mm
Fuel Type:
Unleaded gasoline (minimum 91 octane recommended)
Wheelbase:
Specific dimensions vary, but typical for this class is around 57-59 inches (1450-1500mm).
Seat Height:
High, typical for dual-sports, often exceeding 35 inches (890mm).
Ground Clearance:
Significant, typical for dual-sports, enabling off-road use.
Dry Weight 450:
Approximately 280-290 lbs (127-132 kg)
Dry Weight 550:
Approximately 290-300 lbs (132-136 kg)
Wet Weight:
Not specified in product info, but increases dry weight by fluids and fuel.
Dashboard:
Digital instrument cluster displaying speed, RPM, trip meters, and basic warning lights. Likely no advanced infotainment features.
Electronics:
Focus on engine management (EFI) and basic electrical systems. No modern rider aids like traction control or riding modes.
Features:
N/A (No Bluetooth, USB ports, or smartphone integration on this model).
Oil Change:
Typically every 3,000-5,000 km or annually. Check manual for specific guidance.
Valve Check:
Important for V-twins, often recommended around 10,000-15,000 km. Refer to manual for precise intervals.
Spark Plug Replacement:
Generally every 8,000-10,000 km, depending on plug type and usage.
Engine Oil:
API SG or higher, SAE 10W-40 or 15W-50 motorcycle-specific synthetic oil recommended. Check manual for exact viscosity based on climate.
Coolant:
Ethylene glycol based coolant, 50/50 mix with distilled water. Specific type (e.g., colored) may be indicated.
Clutch Fluid:
DOT 4 (shared with brake system in many hydraulic clutches)
Engine Reliability:
Early models could be prone to cam chain tensioner issues, overheating if not properly maintained, and some electrical gremlins. Regular meticulous maintenance is key.
Fuel Injection:
Potential issues with fuel pump longevity or injector clogging if fuel quality is poor.
Suspension Seals:
Wear on fork seals and shock seals is common with hard use, requiring periodic replacement.
Legacy:
Aprilia boasts a rich history in motorcycle racing, particularly in Grand Prix and Supermoto, known for innovative engineering and performance-oriented machines.
Sxv Rxv Lineage:
The SXV (Supermoto) and RXV (Dual-Sport/Enduro) lines were Aprilia's flagship V-twin off-road/motard models, designed for high performance and aggressive riding.
2008 Updates:
The 2008 model year saw refinements to the engine, chassis, and electronics to improve reliability and performance, building on earlier generations.
Manufacturing Location:
Italy
Segment Awards:
The SXV/RXV line was often lauded in motorcycling press for its raw performance and handling, frequently winning comparisons in the supermoto/dual-sport categories.
Performance Reviews:
Generally received high marks for engine power, chassis dynamics, and braking performance.
Emissions:
Designed to meet the emissions standards of its target markets at the time of manufacture (e.g., Euro 3).
