🏷️ Basic Information Identification Make: Suzuki Model: LT-Z90 QuadSport Year: 2009 Product Name: Suzuki ATV LT 90 Z Quad Sport 2009 Digital Service Manual PDF Download 👋 Introduction Market Position Segment: Entry-level youth ATV, recreational off-road vehicle Target Audience: Young riders, novice ATV enthusiasts, families Competitive Analysis Competitors: Honda TRX90X, Yamaha Raptor 90, Polaris Outlaw 90 Key Features Features: Automatic transmission, electric start, safety features like tether switch, speed limiter 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service, repair, and maintenance for the Suzuki LT-Z90 QuadSport 2009 Secondary Coverage: Troubleshooting, diagnostics, specifications, schematics Page Count Estimated Pages: 200-300 Manual Type Type: Service Manual / Repair Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Engine: Complete engine disassembly, assembly, tuning, specifications Transmission: Automatic transmission, clutch, gear system maintenance and repair Fuel System: Carburetor (Mikuni VM19SH), fuel pump, fuel lines, fuel tank service Electrical System: Ignition system, stator, CDI unit, lighting, battery, starter motor, wiring diagrams Suspension: Front and rear suspension, shock absorbers, A-arms, wheel bearings Brakes: Front and rear drum brakes, brake system maintenance, adjustments Steering: Steering column, tie rods, ball joints, steering linkage Chassis: Frame inspection, body panels, seat, footpegs Cooling System: Air-cooled engine specifications, cooling fins Exhaust System: Muffler, exhaust pipe maintenance Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, lubrication Troubleshooting: Diagnostic procedures for common problems, fault finding guides Repair: Step-by-step repair instructions for all major components Disassembly Assembly: Detailed instructions for taking apart and reassembling the ATV Adjustments: Carburetor tuning, brake adjustments, chain tension (if applicable, though not typical for this model) Specifications: Torque values, clearances, fluid capacities, engine timing Technical Depth Depth: Comprehensive: Covers basic to advanced repair, rebuilds, and diagnostics 📊 Manual Specifications File Format Format: PDF Searchability: Searchable text content for quick information retrieval Printability: Printable pages for easy reference during work Print Quality Quality: High-resolution images, diagrams, and text Binding Type Type: Not Applicable (Digital Download) Paper Type Type: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Type: 4-stroke, SOHC, air-cooled Displacement: 89 cc Bore X Stroke: 49.0 mm x 48.0 mm Compression Ratio: 9.5:1 Performance Horsepower: Approximately 6.5 HP @ 7000 RPM (typical for this class) Torque: Approximately 5.3 lb-ft @ 5500 RPM (typical for this class) Fuel System Carburetor: Mikuni VM19SH, single Fuel Type: Unleaded gasoline Lubrication Oil Type: SAE 10W-40 API SG or SH (refer to manual for precise spec) Oil Capacity: 0.9 L (0.95 US qt) without filter change, 1.0 L (1.05 US qt) with filter change Ignition Ignition System: Electronic ignition (CDI) Starter Starting System: Electric starter 🔧 Transmission Standard Type: Automatic, CVT (Continuously Variable Transmission) Drive System: 2WD (Rear Wheel Drive) Features Clutch: Automatic centrifugal clutch Final Drive: O-ring sealed chain 📐 Dimensions Exterior Overall Length: 1450 mm (57.1 in) Overall Width: 1000 mm (39.4 in) Overall Height: 935 mm (36.8 in) Wheelbase: 1010 mm (39.8 in) Ground Clearance: 110 mm (4.3 in) Weights Curb Weight: 120 kg (265 lbs) Fuel Capacity: 6.0 L (1.6 US gal) Dimensions Seat Height: 715 mm (28.1 in) 🛡️ Safety Features Ratings Safety Compliance: Designed for youth riders; meets California EPA emissions standards Active Features Throttle Limiter: Adjustable throttle limiter screw for speed control Tether Switch: Engine shut-off tether switch for rider safety Passive Features Frame Construction: Durable steel frame Lighting: Halogen headlights, taillight/brake light 💡 Technology Features Infotainment Features: Basic; focus on functional operation, no complex infotainment systems Driver Assistance Features: Throttle limiter, tether kill switch Connectivity Features: Not applicable 🔧 Maintenance Service Intervals Engine Oil Change: Every 1000 km or 6 months, whichever comes first (refer to manual for exact interval) Air Filter Cleaning: Regularly, especially in dusty conditions; replace as needed Spark Plug Inspection: Check at every 1000 km or 6 months Chain Lubrication Adjustment: Check chain slack and lubricate frequently (e.g., every 300 km) Fluid Specifications Engine Oil Spec: SAE 10W-40 API SG or SH Brake Fluid Spec: DOT 3 or DOT 4 brake fluid Known Issues Common Problems: Carburetor clogging, CDI unit failure, starter motor issues, normal wear and tear on suspension components Preventative Measures: Regular cleaning of air filter and carburetor, proper oil changes, keeping the vehicle clean and dry. 📚 Vehicle History Brand Heritage Manufacturer: Suzuki Motor Corporation, a long-standing innovator in motorcycle and ATV manufacturing Model Evolution Predecessors: Suzuki LT80 (popular youth ATV prior to LT-Z90) Development Focus: Designed to provide a safe, easy-to-ride, and reliable platform for young riders, building on the legacy of the LT80 Production Production Period: Mid-2000s to present (with model updates) Manufacturing Origin: Primarily Japan and/or other global Suzuki facilities 🏆 Awards & Recognition Recognitions Industry Standing: Well-regarded in the youth ATV segment for its reliability and ease of use, building on Suzuki's reputation.