Segment:
High-performance Supermoto motorcycles.
Target User:
Enthusiast owners, independent repair shops, and aspiring home mechanics.
Competitors 2007 2008:
KTM EXC/SMC series, Yamaha WRX/WRF, Honda CRF-X/CRFX, Suzuki DR-Z SM.
Value Proposition:
Provides comprehensive, manufacturer-level repair and maintenance information for the specific model years, enabling confident DIY servicing and reducing reliance on expensive dealership repairs.
Depth Of Information:
Detailed explanations and procedural steps for a wide range of repair and maintenance tasks.
Engine Mechanical:
Complete engine disassembly, assembly, inspection, and repair for all listed models and displacements.
Fuel System:
Carburetor/Fuel Injection system diagnosis, cleaning, adjustment, and component replacement.
Ignition System:
Spark plug, ignition coil, CDI unit, and wiring checks and replacements.
Cooling System:
Radiator, hoses, water pump, thermostat, and coolant checks and service.
Exhaust System:
Muffler, header pipe inspection, and component replacement.
Transmission And Drivetrain:
Gearbox, clutch system (hydraulic or cable), chain drive, sprockets, and related component servicing.
Frame And Chassis:
Frame inspection, welding repairs, subframe servicing, and component mounting.
Suspension Front:
Upside-down fork (WP or equivalent) disassembly, seal replacement, oil changes, spring rate information, and damping adjustments.
Suspension Rear:
Monoshock absorber servicing, linkage system maintenance, spring preload adjustment, and damping settings.
Braking System Front:
Brake caliper, master cylinder, brake disc, and brake line servicing and replacement.
Braking System Rear:
Rear brake caliper, master cylinder, brake disc, and brake line servicing and replacement.
Wheel And Tire:
Wheel bearing replacement, rim inspection, spoke tensioning, and tire fitting/removal procedures.
Electrical System:
Wiring diagrams, lighting circuits, battery maintenance, starter motor, and alternator (if applicable) servicing.
Bodywork And Plastics:
Fairing removal, seat maintenance, fuel tank servicing, and fender replacement.
Routine Maintenance:
Oil changes, filter replacements, chain lubrication and adjustment, spark plug checks, air filter cleaning/replacement.
Major Overhaul:
Complete engine rebuild procedures, including piston, ring, valve, and crankshaft servicing.
Suspension Tuning:
Detailed guidance on adjusting suspension sag, damping, and rebound for optimal performance.
Troubleshooting Fault Finding:
Systematic approaches to diagnosing and resolving common and uncommon issues.
Component Replacement:
Step-by-step instructions for replacing wear items and failed components across all systems.
Torque Specifications:
Precise torque values for all critical fasteners during assembly and disassembly.
Depth:
Comprehensive, covering basic maintenance to full engine and chassis rebuilds.
Diagnostic Capability:
Includes detailed diagnostic procedures and troubleshooting trees.
Schematics:
Detailed electrical wiring diagrams and exploded view diagrams for component identification.
Engine Type 400:
Single-cylinder, 4-stroke, Liquid-cooled, SOHC (or DOHC depending on specific variant).
Engine Type 450:
Single-cylinder, 4-stroke, Liquid-cooled, DOHC.
Engine Type 510:
Single-cylinder, 4-stroke, Liquid-cooled, DOHC.
Bore Stroke 400 Approx:
90 mm x 62.4 mm (approximate, may vary).
Bore Stroke 450 Approx:
97 mm x 60.8 mm (approximate, may vary).
Bore Stroke 510 Approx:
98 mm x 66.4 mm (approximate, may vary).
Displacement 400:
399.7 cc
Displacement 450:
449.4 cc
Displacement 510:
501.2 cc
Horsepower 400 Approx:
40-45 HP (approximate, depending on tuning).
Horsepower 450 Approx:
45-50 HP (approximate, depending on tuning).
Horsepower 510 Approx:
50-55 HP (approximate, depending on tuning).
Torque 450 Approx:
45 Nm (approximate, depending on tuning).
Fuel Delivery 400 Likely:
Carburetor (e.g., Keihin FCR 39).
Fuel Delivery 450 Likely:
Fuel Injection (e.g., Mikuni DFI).
Fuel Delivery 510 Likely:
Fuel Injection (e.g., Mikuni DFI).
Fuel Type:
Unleaded gasoline.
Oil Change Interval:
Typically every 3,000-5,000 km or annually, refer to manual for specifics.
Valve Check Interval:
Typically every 6,000-10,000 km, highly dependent on engine type and usage.
Chain Maintenance:
Lubrication and tension check every 500-1000 km.
Engine Oil Type:
Fully synthetic motorcycle-specific oil, SAE 10W-40 or 15W-50 (refer to manual for exact specification).
Engine Oil Capacity Approx:
1.5 - 1.8 liters (check dipstick or sight glass).
Coolant Type:
Ethylene glycol-based antifreeze mixture (50/50 with distilled water).
Brake Fluid Type:
DOT 4 (or DOT 5.1 if specified).
Fork Oil Viscosity:
Typically SAE 5W or 7.5W (check manual for specific fork model).
Common Wear Items:
Clutch plates, chain and sprockets, fork seals, wheel bearings.
Potential Electrical Issues:
Wiring harness degradation, stator output variation (less common but possible).
Engine Top End Longevity:
Requires regular maintenance; piston and ring wear can be accelerated by aggressive riding or infrequent oil changes.
Brand Origin:
Swedish brand with a long history in motorcycle manufacturing, particularly known for off-road and dual-sport motorcycles.
Supermoto Development:
Husqvarna's Supermoto line evolved from their successful enduro and motocross platforms, adapting them for street legality and performance.
Engine Platform:
These models often shared engine architectures with their respective enduro counterparts (e.g., TE series), adapted for increased power and street-focused gearing.
Manufacturing Location:
Primarily Italy (post-BMW acquisition, though this era predates that).
