Atv Segment:
Sport-utility ATV, competitive with Yamaha Grizzly, Polaris Sportsman.
Key Competitors 07 09:
Yamaha Grizzly 450, Polaris Sportsman 450, Can-Am Outlander 400.
Engine Configuration:
Liquid-cooled, SOHC, 4-stroke, single-cylinder.
Transmission Type:
Automatic (CVT - Continuously Variable Transmission).
Drive System:
Shaft drive, selectable 2WD/4WD with differential lock.
Engine Systems:
Engine disassembly, assembly, diagnosis, troubleshooting, internal components, top end, bottom end, cooling, lubrication.
Fuel System:
Fuel injection system (FI), diagnosis, fuel pump, fuel filter, throttle body, injectors, fuel pressure.
Drive Train:
Transmission, clutch, drive shafts, differentials, final drive, bearings, seals.
Chassis Systems:
Frame, suspension (front and rear), steering, brakes (hydraulic, calipers, master cylinders, lines), wheels, tires.
Electrical System:
Wiring diagrams, battery, charging system (stator, regulator/rectifier), ignition system, starting system, lighting, instrumentation, sensors, ECU.
Emission Control:
Emission control systems, related components, and diagnostics.
General Maintenance:
Scheduled maintenance, fluid checks and changes, filter replacements, lubrication.
Diagnosis And Troubleshooting:
Step-by-step diagnostic procedures, common fault identification, symptom-based troubleshooting.
Repair Procedures:
Detailed disassembly and reassembly instructions for all major components and systems.
Wiring Diagrams:
Detailed electrical system wiring diagrams are included for accurate troubleshooting.
Torque Specifications:
All critical fasteners will have specified torque values for proper assembly.
Depth Of Information:
Comprehensive, from basic periodic maintenance to advanced engine and electrical system diagnostics and repairs.
Target Audience:
Professional dealership technicians and experienced DIY mechanics.
PDF Quality:
High resolution, searchable text (assumed for modern digital manuals).
Print Readability:
Designed for clear printing with diagrams and text.
Binding Type For Print:
N/A (Digital Download - PDF)
Paper Type For Print:
N/A (Digital Download - PDF)
Engine Code:
F450 (Commonly referred to)
Displacement:
448 cc (27.3 cu. in.)
Bore X Stroke:
94.0 mm x 64.2 mm (3.70 in. x 2.53 in.)
Cooling System:
Liquid-cooled
Horsepower Estimated:
Approximately 29 HP @ 6,500 RPM
Torque Estimated:
Approximately 27 lb-ft @ 5,500 RPM
Fuel Delivery:
Suzuki's Electronic Fuel Injection (SEFI)
Fuel Type:
Unleaded gasoline, 87 octane minimum.
Throttle Body Size:
46 mm
Oil Type Specification:
SAE 10W-40 API SG (or higher) motorcycle oil.
Oil Capacity With Filter:
Approx. 2.2 L (2.3 US qt)
Ignition Type:
Electronic ignition (CDI)
Transmission Type:
Automatic (CVT)
Drive Modes:
High, Low, Neutral, Reverse, Park
Engine Braking:
Effective engine braking due to CVT design.
Transmission Fluid Spec:
Suzuki recommends Suzuki SJ201, or equivalent SAE 10W-30 API SE oil.
Transmission Fluid Capacity:
Approx. 4.1 L (4.3 US qt)
Atv Safety Considerations:
All-terrain vehicles require proper safety gear and training. Manual covers safety warnings and recommendations.
Braking System:
Hydraulic disc brakes front and rear, often with parking brake mechanism.
Drive System Features:
Selectable 4WD with differential lock for enhanced traction.
Lighting:
Halogen headlights, taillight, brake light.
Infotainment Features:
Basic instrumentation: speedometer, odometer, trip meter, fuel gauge, 4WD indicator, engine hour meter.
Traction Control:
No electronic traction control; relies on mechanical differential lock for 4WD.
Connectivity Features:
N/A (No advanced connectivity features on this model).
Oil Change Interval:
Refer to manual, typically every 100 hours or 6 months.
Air Filter Maintenance:
Inspect and clean/replace regularly, depending on operating conditions (e.g., dusty environments).
Spark Plug Replacement:
Check and gap periodically, replace as needed (refer to manual for specific interval).
Valve Clearance Check:
Crucial maintenance item, typically checked every 600 hours or 1 year. Manual provides specifications and procedure.
Coolant Type:
Ethylene glycol-based permanent type antifreeze (e.g., 50/50 mix with distilled water).
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid.
Common Wear Items:
CVT belt, wheel bearings, suspension bushings, brake pads.
Potential Issues 07 09:
Some models experienced early voltage regulator failures (covered by recalls or service bulletins where applicable).
Suzuki Atv Legacy:
Suzuki has a long history in ATV manufacturing, known for reliability and performance.
King Quad Lineage:
The King Quad nameplate has been used on larger displacement models, with the 450X being a significant mid-size offering.
Manufacturing Location:
Likely Japan or USA (Suzuki ATV production facilities).
