This manual covers the King Quad, specifically models LT-A400 and LT-F400, produced between 2008 and 2009. These all-terrain vehicles are known for their reliable performance and versatility, suitable for both recreational trail riding and utility tasks. The King Quad line has a reputation for robust engineering and capability, offering a solid platform for various off-road conditions. The 400FS and 400AS variants provide options for manual or automatic transmissions, with selectable 2WD/4WD capabilities, further enhancing their adaptability. This comprehensive service and repair manual provides detailed information essential for maintaining and repairing your King Quad. It covers all major systems, including the engine, transmission, drivetrain, suspension, brakes, steering, and electrical systems. Within its extensive pages, you will find step-by-step procedures for scheduled maintenance, component removal and installation, diagnostics, troubleshooting, and complete unit rebuilds. The manual also includes vital technical specifications, torque values, and clear, illustrated instructions, making it an indispensable resource for owners, DIY enthusiasts, and professional technicians alike. 🏷️ Basic Information Identification Make: Suzuki Model: King Quad Model Variant: LT-A400/LT-F400 Model Designations: 400FS (Manual Trans, 2WD/4WD), 400AS (Automatic Trans, 2WD/4WD) Model Codes: LT-A400, LT-F400, LT-A400F, LT-F400F Generation Year: 2008-2009 👋 Introduction Market Position Target User: Owners, DIY enthusiasts, and professional technicians seeking comprehensive repair and maintenance guidance Competitive Analysis Value Proposition: Provides factory-level repair information at a fraction of the cost of authorized dealership service, enabling cost savings through DIY maintenance and repairs. Key Features Content Quality: Represents the same quality and detail as manuals purchased directly from manufacturers or dealerships. Delivery Method: Instant download, eliminating shipping wait times and costs. 📋 Manual Details Coverage Areas Territory Covered: Global (specifications apply to models sold in various markets) Page Count Estimated Pages: Extensive, likely 500+ pages (size up to 4000MB mentioned) Manual Type Type: Service Repair Manual / Workshop Manual / Factory Manual Language Primary Language: English Format Delivery Format: PDF Download File Types: PDF, ZIP, RAR, EXE (depending on delivery) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, diagnostics, tuning, lubrication, cooling system Transmission: Manual and Automatic transmission service, repair, and diagnostics Drivetrain: 4WD system, driveshafts, differentials, axles, CV joints Suspension: Front and rear suspension systems, shock absorbers, control arms, bushings Brakes: Hydraulic brake system, master cylinder, calipers, lines, pads, rotors, parking brake Steering: Steering column, tie rods, steering knuckles, steering system components Electrical: Ignition system, starting system, charging system (alternator/stator), battery, lighting, wiring diagrams, ECU diagnostics Fuel System: Fuel tank, fuel pump, carburetor (likely for this era) or fuel injection system, fuel filter Cooling System: Radiator, coolant, fan, hoses, thermostat Exhaust System: Exhaust pipes, muffler, catalytic converter (if applicable) Body Chassis: Frame, body panels, plastics, seat, handlebars, racks Troubleshooting: Comprehensive fault finding, diagnostic procedures, common problems and solutions Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, lubrication points, valve adjustments, spark plug replacement Repair: Component removal, disassembly, reassembly, and installation for all major systems Diagnostics: Step-by-step diagnostic routines for identifying and resolving issues Inspection: Detailed inspection procedures for various components to ensure proper function and safety Specifications: Torque specifications, clearances, fluid capacities, electrical resistance values Rebuilds: Complete unit rebuild procedures for major components like the engine and transmission Technical Depth Depth: Factory-level detail, suitable for professional mechanics and advanced DIY enthusiasts Illustrations: Highly illustrated with clear, step-by-step instructions and diagrams Wiring Diagrams: Includes detailed electrical wiring diagrams for all circuits 📊 Manual Specifications File Format Compatibility: Compatible with all major operating systems (Windows, MacOS, Linux) Searchability: Likely text-searchable PDF for quick information retrieval Print Quality Printability: Printable on any standard printer Binding Type Physical Binding: N/A (Digital download, not a physical book) Paper Type Physical Paper: N/A (Digital download, not a physical book) ⚙️ Engine Specifications Primary Engine Engine Type: Single-cylinder, 4-stroke, liquid-cooled (likely SOHC or DOHC based on performance class) Displacement: Approximately 376cc (common for Suzuki's 400cc class ATVs) Bore X Stroke: Specific dimensions detailed in manual (e.g., ~81 mm x 71.5 mm is typical for this class) Compression Ratio: Details found within the manual (e.g., ~9.2:1 typical) Performance Horsepower: Approximate range of 22-25 HP (specific figures in manual) Torque: Specific torque figures for engine components and output torque will be in manual Fuel System Fuel Delivery: Likely carburetor (Mikuni BDSR36) for 2008-2009, or early EFI depending on specific sub-model, detailed in manual. Fuel Type: Unleaded gasoline (Octane rating specified in manual) Fuel Tank Capacity: Approximately 3.8 US gal (14.5 L) (check manual for exact specification) 🔧 Transmission Standard Type: Manual transmission (5-speed with reverse) for FS models; Automatic transmission (CVT with engine braking) for AS models. Optional Drive Modes: 2WD/4WD selectable (LT-F models and some LT-A models) Features Transmission Fluid Type: Specific Suzuki-approved gear oil or automatic transmission fluid (ATF) grade to be confirmed in manual. Clutch Type: Wet multi-plate clutch (for manual transmission models) 📐 Dimensions Exterior Length: Approx. 76.8 in (1950 mm) (check manual...