The KingQuad 400, produced for the 2008-2009 model years, represents a capable and reliable option within the mid-range utility ATV segment. Known for its robust chassis, selectable 2WD/4WD capabilities on specific models, and the smooth operation of its automatic (CVT) or manual transmission, this ATV is engineered to handle a variety of terrains and tasks. Key features include independent front suspension, a durable rear axle, and well-regarded powertrain technology, ensuring dependable performance for both work and recreational use. This comprehensive Service Repair Manual provides detailed guidance for maintaining and repairing the KingQuad 400 (model codes LT-A400, LT-A400F, LT-F400, LT-F400F). It covers essential areas such as general information, engine mechanics, suspension, driveline, brakes, transmission, steering, and electrical systems. The manual includes troubleshooting procedures, repair instructions, diagnostic information, preventative maintenance schedules, and technical specifications, making it an indispensable resource for owners and technicians seeking to ensure the optimal performance and longevity of their vehicle. 🏷️ Basic Information Identification Make: Suzuki Model: KingQuad 400 Model Codes: LT-A400, LT-A400F, LT-F400, LT-F400F Year: 2008-2009 Generation Generation: First Generation (2008-2009) 👋 Introduction Market Position Market Position: Mid-range utility ATV segment, known for reliability and capable performance. Competitive Analysis Competitive Analysis: Competes with models like the Polaris Sportsman 400, Arctic Cat 400 DVX, and Yamaha Grizzly 350/450. The KingQuad 400 offers a balance of features, performance, and value. Key Features Key Features: Robust chassis, selectable 2WD/4WD (on F models), automatic transmission (CVT), independent front suspension, solid rear axle, and Suzuki's reputation for durable powertrains. 📋 Manual Details Coverage Coverage Areas: Precautions, General Information, Maintenance and Lubrication, Service Data, Engine, Suspension, Driveline/Axle, Brake, Transmission/Transaxle, Steering, Body and Accessories, Wiring Systems, Lighting Systems, Combination Meter/Fuel Meter/Horn, Exterior Parts, Body Structure Page Count Page Count: 516 Manual Type Manual Type: Service Repair Manual Language Language: English Format Format: PDF (Downloadable) 📖 Manual Coverage Systems Covered Systems Covered: Engine Mechanical, Engine Lubrication System, Fuel System (Carburetion/EFI), Ignition System, Starting System, Charging System, Exhaust System, Front Suspension, Rear Suspension, Wheels and Tires, Drive Chain/Drive Train, Differential, Transfer Case, Propeller Shafts, Brake Control System, Front Brakes, Rear Brakes, Parking Brake, Automatic Transmission, Manual Transmission, Clutch, Steering System, Handlebar, Wiring Systems, Lighting Systems, Instrument Panel, Fuel Meter, Horn, Exterior Body Panels, Body Structure Procedures Included Procedures Included: Troubleshooting, Repair, Service, Restoration, Maintenance, Rebuilding, Diagnosis, Preventative Maintenance, Component Removal and Installation, Adjustments, Specifications, Diagrams, Schematics, Exploded Views Technical Depth Technical Depth: Comprehensive (Factory Level) 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High Resolution (Printable) Binding Type Binding Type: Digital Download (No physical binding) Paper Type Paper Type: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, Single Cylinder, SOHC, 4-valve Displacement: 376 cc (cc) Bore X Stroke: 81.0 mm x 72.0 mm Compression Ratio: 9.2:1 Performance Horsepower: Estimated 20-25 HP (Varies by region and tuning) Torque: Estimated 20-25 lb-ft (Varies) Fuel System Fuel System: Carburetor (Keihin CVK36 for LT-A400/LT-F400), Fuel Injection (EFI on LT-A400F/LT-F400F models - specific injectors may vary) Fuel Type: Unleaded Gasoline (87 Octane minimum) Lubrication Oil Type Recommendation: SAE 10W-40 API SG or higher (Check manual for exact specifications) Ignition Ignition System: Electronic Ignition (CDI) Starting Starting System: Electric Starter Cooling System Cooling System: Liquid-cooled 🔧 Transmission Standard Transmission Type: Automatic (CVT with High/Low range and Reverse) Optional Transmission Type Manual: 5-speed Manual with Reverse (LT-F400/LT-F400F models) Features Drive System: Shaft Drive Drive Modes: 2WD / 4WD (Selectable on F models) Transmission Fluid Transmission Fluid Type: Refer to manual for specific CVT fluid or gear oil type (e.g., SAE 75W-90 for differential/gearbox) 📐 Dimensions Exterior Overall Length: Approx. 2020 mm (79.5 in) Overall Width: Approx. 1105 mm (43.5 in) Overall Height: Approx. 1170 mm (46.1 in) Wheelbase: Approx. 1285 mm (50.6 in) Weights Dry Weight: Approx. 260-280 kg (573-617 lbs) - Varies by model (2WD/4WD, transmission type) Curb Weight: Approx. 285-305 kg (628-672 lbs) - Varies by model Cargo Front Rack Capacity: Approx. 45 kg (99 lbs) Rear Rack Capacity: Approx. 85 kg (187 lbs) Dimensions Ground Clearance: Approx. 255 mm (10.0 in) 🛡️ Safety Features Ratings Ratings: N/A (ATVs typically do not receive automotive safety ratings like NHTSA or Euro NCAP) Active Features Active Features: Engine braking via CVT, selectable 2WD/4WD, reliable hydraulic disc brakes. Passive Features Passive Features: Durable chassis, comfortable seating, handlebar guards, sturdy front bumper. Braking System Front Brakes: Dual Hydraulic Disc Brakes Rear Brakes: Sealed Wet Multi-plate Clutch / Single Hydraulic Disc Brake (Varies by model) Parking Brake: Handlebar-mounted lever activating rear brake mechanism. 💡 Technology Features Infotainment Infotainment Features: Basic instrumentation including speedometer, odometer, trip meter, fuel gauge, 2WD/4WD indicator, neutral indicator light. Driver Assistance Driver Assistance Features: Limited to the inherent stability and handling characteristics of the ATV platform; no electronic driver assistance systems like traction control or ABS. Connectivity Connectivity Features: None (No Bluetooth, USB, or other connectivity...