🏷️ Basic Information Identification Make: Suzuki Model: LT-Z400 QuadSport Model Nickname: QuadSport Year: 2009, 2010 Codes Engine Code Prefix: K4 Generation Platform Generation: Second Generation (2003-2014) 👋 Introduction Market Position Segment Positioning: High-performance sport ATV, popular in recreational and competitive off-roading. Competitive Analysis Key Competitors 2009 2010: Yamaha YFZ450, Honda TRX450R, Kawasaki KFX450R. Key Features Vehicle Performance Focus: Designed for agility, power, and rider control in off-road conditions. Key Features Manual Manual Utility: Essential tool for maintaining optimal performance and longevity of the LT-Z400. 📋 Manual Details Coverage Areas Primary Coverage: 2009-2010 Suzuki LT-Z400 QuadSport Secondary Coverage Notes: Likely covers all major mechanical, electrical, and bodywork aspects for the specified model years. Page Count Estimated Page Count: Likely 300-600 pages (typical for a comprehensive workshop manual) Manual Type Manual Type: Workshop Service Repair Manual Distribution Method: PDF Download Language Language: English Format File Format: PDF Compatibility: Windows/macOS Software Requirement: Adobe PDF Reader Printability: Yes 📖 Manual Coverage Systems Covered Engine Systems: Engine overhaul, disassembly, assembly, tuning, fuel system, lubrication, cooling, ignition, emissions control. Drivetrain Systems: Transmission, gearbox, clutch, final drive, driveshaft, axles, differential (if applicable). Suspension Systems: Front and rear suspension, shock absorbers, control arms, linkages, adjustments. Brake Systems: Hydraulic brake system, calipers, master cylinders, brake lines, pads, rotors, bleeding procedures. Steering Systems: Steering column, tie rods, steering knuckle, steering rack, adjustments. Body And Accessories: Body panels, seat, fenders, plastics, lighting, electrical accessories, chassis components. Electrical Systems: Wiring diagrams, battery, charging system, ignition system, lighting, starter, diagnosis. Procedures Included Maintenance Procedures: Scheduled maintenance, oil changes, filter replacements, lubrication, adjustments, inspections. Diagnostic Procedures: Troubleshooting guides, symptom-based diagnostics, fault code interpretation (if applicable). Repair Procedures: Step-by-step instructions for component removal, installation, and repair. Rebuild Procedures: Detailed guidance for complete engine, transmission, or component rebuilds. Specifications And Tolerances: Torque specifications, clearances, fluid capacities, diagnostic parameters. Technical Depth Depth Of Coverage: Comprehensive; equivalent to dealership technician manuals. Target Audience: Professional technicians and advanced DIY enthusiasts. 📊 Manual Specifications File Format PDF Quality: High-resolution, searchable text and clear image reproduction. Print Quality Print Readability: Designed for clear printing of text and diagrams. Binding Type Binding Type Download: N/A (Digital Download) Paper Type Paper Type Print: N/A (Digital Download - User prints as needed) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, DOHC, liquid-cooled, single-cylinder Displacement: 398 cc (24.3 cu in) Bore X Stroke: 90.0 mm x 78.5 mm Compression Ratio: 11.3:1 Performance Horsepower Estimated Hp: Approx. 38-42 HP (at crankshaft, stock) Torque Estimated Lb-Ft: Approx. 27-29 lb-ft (at crankshaft, stock) Fuel System Fuel Delivery: Mikuni BSR36, 36mm flat-slide carburetor with TPS Fuel Type: Unleaded gasoline, 87 octane or higher Lubrication Oil Type: Suzuki ECSTAR R5000 10W-40 or API SG/SH/SJ SJ/SL, JASO MA certified 4-stroke motorcycle oil Cooling System Cooling Method: Liquid-cooled Coolant Type: Suzuki P-FC Coolant or equivalent ethylene glycol-based antifreeze with demineralized water (50/50 mix) 🔧 Transmission Standard Transmission Type: 5-speed manual with reverse Optional Optional Transmission: N/A Features Clutch Type: Wet multi-plate, manual clutch Final Drive: O-ring sealed chain drive Fluid Specifications Transmission Oil Type: Suzuki ECSTAR M7 80W-90 or API GL-4 SAE 80W-90 gear oil 📐 Dimensions Exterior Overall Length: 70.7 in (1795 mm) Overall Width: 45.5 in (1155 mm) Overall Height: 41.7 in (1060 mm) Wheelbase: 49.2 in (1250 mm) Ground Clearance: 10.4 in (265 mm) Weights Dry Weight: 370 lbs (168 kg) Curb Weight: Approx. 392 lbs (178 kg) with all necessary fluids. Fuel Tank Capacity: 2.6 US gal (10 L) 🛡️ Safety Features Ratings Atv Safety Standards: Meets ANSI/SVIA 1-2010 standards. Active Features Throttle Limiter: Adjustable thumb throttle for controlled acceleration. Passive Features Chassis Design: Reinforced steel frame for durability and rider protection. Parking Brake: Handlebar-mounted parking brake lever. 💡 Technology Features Infotainment Infotainment System: N/A (No integrated infotainment system typical for sport ATVs of this era). Driver Assistance Traction Control: N/A Connectivity Connectivity Features: N/A 🔧 Maintenance Service Intervals Engine Oil Change Interval: Every 1000 km (600 miles) or 6 months, whichever comes first. Oil Filter Replacement Interval: Every 1000 km (600 miles) or 6 months, coinciding with oil change. Air Filter Cleaning Interval: Every 600 km (370 miles) or as needed based on operating conditions. Spark Plug Replacement Interval: Every 5000 km (3000 miles) or as needed. Fluid Specifications Engine Oil Capacity: 2.4 L (2.5 US qt) without filter change, 2.6 L (2.7 US qt) with filter change. Transmission Oil Capacity: 0.5 L (0.5 US qt) Coolant Capacity: 1.5 L (1.6 US qt) Known Issues Common Wear Items: Brake pads, clutch plates, chain and sprockets, wheel bearings, pivot bushings. Potential Electrical Issues: Corrosion on connectors, especially in wet environments; stator or regulator/rectifier failure. Engine Performance Notes: Carburetor jetting can require adjustment for altitude or modifications. Timing chain tensioner can wear over time. Suspension Notes: Stock suspension can be considered basic; aftermarket upgrades are common. Bushings may require...