Suzuki King Quad LT-A450XK8 2008 Workshop Service Manual

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Stichworte: 2008 Atv King Quad LT-A450XK8 Misc Motorcycles Suzuki

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Beschreibung

The 2008 Suzuki KingQuad LT-A450X is a versatile Sport/Utility ATV designed for both recreational trail riding and demanding work tasks. Building on Suzuki's strong powersports heritage, this model features a liquid-cooled, 4-stroke, DOHC single-cylinder engine with fuel injection, delivering reliable performance. Key attributes include an automatic QuadMatic CVT transmission with engine braking, selectable 2WD/4WD with a lockable front differential for optimal traction, and independent front and rear suspension for superior ride quality and handling. Its robust construction and thoughtful engineering ensure capability across various terrains, making it a competitive offering in its class. This comprehensive 529-page Workshop Service Manual provides detailed guidance for the maintenance, repair, and diagnosis of the 2008 Suzuki KingQuad LT-A450X. It covers all major systems, including engine mechanicals, fuel injection, lubrication, cooling, transmission, drivetrain, electrical systems, suspension, brakes, steering, chassis, and bodywork. The manual details routine maintenance procedures, troubleshooting steps for common issues, complete repair and overhaul instructions for all components, and specific technical specifications. It is an essential resource for owners, mechanics, and technicians seeking to maintain the performance, reliability, and longevity of their KingQuad ATV.

🏷️ Basic Information

Identification

Make:

Suzuki

Model:

KingQuad LT-A450X

Year:

Model Code:

LT-A450XK8

Vehicle Type:

ATV (All-Terrain Vehicle)

Category:

Sport/Utility ATV

👋 Introduction

Market Position

Positioning:

The Suzuki KingQuad LT-A450X was positioned as a capable and versatile sport/utility ATV, offering a blend of performance for recreational riding and utility features for farm or work tasks.

Competitive Analysis

Competitors:

Competed with models from Yamaha (Grizzly), Polaris (Sportsman), Can-Am (Outlander/Renegade), and Honda (Rancher/Foreman).

Key Features

Engine Type:

Liquid-cooled, 4-stroke, DOHC, single-cylinder engine.

Transmission Type:

Automatic QuadMatic CVT with engine braking.

Drivetrain Selection:

Selectable 2WD/4WD with differential lock.

Suspension Setup:

Independent front and rear suspension for improved ride and handling.

Braking System:

Front and rear disc brakes.

Instrumentation:

Multi-function LCD meter with various indicators.

📋 Manual Details

Coverage Areas

Primary Coverage:

Suzuki KingQuad LT-A450XK8 2008

Page Count

Total Pages:

Manual Type

Type:

Workshop Service Manual

Language

Language:

English

Format

Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Full overhaul, diagnosis, disassembly, assembly, inspection

Engine Fuel System:

Fuel injection system, throttle body, fuel pump, injectors

Engine Lubrication:

Oil pump, oil passages, oil filter

Engine Cooling:

Radiator, fan, thermostat, coolant passages

Transmission:

Automatic transmission (CVT), gear cases, internal components, operation

Drivetrain:

Shafts, driveshafts, differential, wheel hubs, CV joints

Electrical System:

Ignition system, charging system, starting system, lighting, wiring diagrams

Electronic Control:

ECU, sensors, actuators, diagnostic codes

Suspension:

Front and rear suspension, shocks, control arms, bushings

Brakes:

Brake system, calipers, discs, master cylinder, hydraulic lines, bleeding procedures

Steering:

Steering column, tie rods, steering linkage, power steering system (if applicable)

Frame Chassis:

Frame inspection, welding, component mounting

Bodywork:

Plastics, body panels, seat, handlebars, fenders

Wheels Tires:

Tire pressure, wheel removal/installation, bearing maintenance

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, lubrication, inspections

Troubleshooting:

Diagnostic procedures for all systems, fault codes

Repair Overhaul:

Complete disassembly and reassembly instructions for all major components

Engine Rebuild:

Piston, ring, cylinder, valve train, crankshaft, connecting rod procedures

Transmission Repair:

CVT belt inspection, clutch inspection, gear case overhaul

Electrical Diagnostics:

Fault finding for starting, charging, ignition, and accessories

Brake System Service:

Pad replacement, caliper service, bleeding, line inspection

Suspension Adjustment:

Shock absorber adjustment, bushing replacement

Torque Specifications:

Torque values for all critical fasteners

Special Tools:

Identification and usage of specialized tools

Technical Depth

Depth:

Comprehensive, suitable for professional technicians and experienced DIY mechanics

Assumed Knowledge:

Assumes technician is fully conversant with general mechanical and electrical principles

📊 Manual Specifications

File Format

File Type:

Searchable:

Likely searchable text within PDF

Printable:

Typically printable

Print Quality

Quality:

Digital (Quality depends on original source scan)

Binding Type

Binding:

Not Applicable (PDF Download)

Paper Type

Paper:

Not Applicable (PDF Download)

⚙️ Engine Specifications

Primary Engine

Engine Type:

4-stroke, DOHC, liquid-cooled, 4-valve, single-cylinder

Displacement:

449 cc

Bore X Stroke:

94.0 mm x 64.0 mm

Compression Ratio:

9.3:1

Fuel Delivery:

Fuel Injection (Suzuki PGM-FI)

Ignition System:

Electronic ignition (CDI)

Starter System:

Electric starter

Performance

Estimated Horsepower:

Approximately 30-33 HP (exact figure may vary)

Estimated Torque:

Approximately 28-30 lb-ft (exact figure may vary)

Fuel System

Fuel Type:

Unleaded gasoline

Fuel Tank Capacity:

4.4 US gal (16.5 L)

🔧 Transmission

Standard

Transmission Type:

Automatic (CVT - Continuously Variable Transmission) with engine braking

Gear Selection:

Hi, Lo, Neutral, Reverse, Park

Features

Clutch Type:

Wet, multi-plate

Fluid Specification

Transmission Oil Type:

SAE 10W-40 API SG

Fluid Capacity

Transmission Oil Capacity:

2.5 L (with filter change)

📐 Dimensions

Exterior

Overall Length:

82.7 in (2100 mm)

Overall Width:

46.5 in (1180 mm)

Overall Height:

48.2 in (1225 mm)

Wheelbase:

50.6 in (1285 mm)

Ground Clearance:

10.2 in (260 mm)

Weights

Curb Weight:

604 lbs (274 kg)

Cargo

Front Rack Capacity:

44 lbs (20 kg)

Rear Rack Capacity:

176 lbs (80 kg)

Dimensions

Towing Capacity:

64.9 lbs (29.4 kg) - tongue weight / 1,000 lbs (454 kg) - trailer weight

Wheels Tires

Front Tire Size:

AT25 x 8-12

Rear Tire Size:

AT25 x 10-12

Wheel Bolt Pattern:

4 x 110 mm

🛡️ Safety Features

Ratings

Safety Certification:

ATVs are designed for trained riders. Always wear a helmet, eye protection, and protective clothing.

Active Features

Braking System:

Hydraulic disc brakes front and rear for strong stopping power.

Engine Braking:

Integrated engine braking through the CVT for controlled descents.

4Wd System:

Lockable front differential for maximum traction in challenging terrain.

Passive Features

Ergonomics:

Comfortable seating and handlebar position designed for rider control and comfort.

Lighting:

Dual 35W headlights and 70W auxiliary light for improved visibility.

💡 Technology Features

Infotainment

Instrument Cluster:

Multi-function LCD meter: speedometer, odometer, trip meter, clock, fuel gauge, 2WD/4WD indicator, reverse indicator, engine warning lamp, oil level warning lamp, transmission indicator (H, L, N, R, P).

Driver Assistance

Engine Braking:

Standard feature via CVT.

Connectivity

Diagnostic Ports:

Features diagnostic capabilities through ECU for fault code retrieval.

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 1000 km or 6 months, whichever comes first.

Oil Filter Replacement:

Every 1000 km or 6 months.

Air Filter Cleaning:

Every 500 km or 3 months (more frequently in dusty conditions).

Spark Plug Inspection:

Every 1000 km or 6 months.

Valve Clearance Check:

Every 2000 km or 12 months.

Fluid Specifications

Engine Oil:

SAE 10W-40 API SG

Coolant:

Suzuki Super Long Life Coolant (SLLC) or equivalent ethylene glycol based coolant

Brake Fluid:

DOT 4

Gear Oil:

SAE 80 API GL-5 (for differential and final drive)

Known Issues

Cv Boot Wear:

Early wear on CV joint boots can occur due to exposure to elements; regular inspection and replacement are recommended.

Fuel Injector Clogging:

Potential for fuel injector clogging if fuel quality is poor or if debris enters the fuel system; use of fuel additives can help.

Electrical Connector Corrosion:

In wet or humid environments, electrical connectors can be susceptible to corrosion, leading to intermittent issues; thorough inspection and dielectric grease application are beneficial.

Maintenance Schedule

First Service:

Check engine oil, change oil filter, inspect air filter, check spark plug, inspect chain/drive shaft, inspect brakes, lubricate moving parts.

📚 Vehicle History

Brand Heritage

Heritage:

Suzuki has a long and successful history in powersports, particularly with its KingQuad line of ATVs, known for their reliability and performance.

Model Evolution

Kingquad Line:

The LT-A450X represented a significant update to Suzuki's ATV offerings, incorporating fuel injection and an independent rear suspension, building on the legacy of earlier KingQuad models.

Production

Manufacturing Location:

Primarily manufactured in Japan by Suzuki Motor Corporation.

🏆 Awards & Recognition

Recognitions

Industry Reputation:

The KingQuad line generally received positive reviews for its robust build quality, reliable engine, and capable suspension, establishing Suzuki as a strong contender in the ATV market.

Ratings

Review Highlights:

Often praised for its comfortable ride, smooth power delivery, and user-friendly 2WD/4WD system.