The 2009 Suzuki QuadSport LT-Z250 is a capable sport ATV designed for recreational riding and enthusiastic trail exploration. Building on Suzuki's established legacy in ATV manufacturing, the LT-Z250 offers agile handling and reliable performance, making it a strong contender in its segment. Key features include a potent 249cc liquid-cooled, 4-valve engine and a versatile 5-speed manual transmission with reverse, providing a balanced blend of power and control for various terrains. Its robust construction and thoughtful design ensure durability and a responsive riding experience for enthusiasts. This Service Repair Manual provides comprehensive guidance for the 2009 Suzuki QuadSport LT-Z250, covering all essential aspects of its maintenance, repair, and technical specifications. Within its pages, you will find detailed procedures for engine disassembly and assembly, fuel and ignition system servicing, transmission and drivetrain maintenance, and complete guidance on suspension, braking, and electrical systems. The manual includes troubleshooting charts, diagnostic procedures, and essential data such as torque values and fluid specifications, empowering owners and technicians to effectively maintain and restore the vehicle to optimal working condition. 🏷️ Basic Information Identification Make: Suzuki Model: QuadSport LT-Z250 Model Variant: LT-Z250 Year: 2009 Codes Vin Code Prefix: JS1 👋 Introduction Market Position Segment: Sport ATV / Recreational ATV Target Audience: Enthusiasts, recreational riders, and mechanics looking for detailed repair information. Competitive Analysis Competitors 2009: Yamaha Raptor 250, Kawasaki KFX250, Polaris Outlaw 500 (though higher displacement). Key Features Vehicle Performance Focus: Agile handling and reliable performance for trail riding and recreational sport. Engine Type: Liquid-cooled, 4-valve, SOHC, single-cylinder Transmission Type: 5-speed manual with reverse Key Features Manual Value Proposition: Provides in-depth technical data and procedures to maintain and repair the LT-Z250 effectively. Content Detail: Includes detailed illustrations and step-by-step instructions for all repair and diagnostic procedures. 📋 Manual Details Coverage Areas Primary Coverage: 2009 Suzuki QuadSport LT-Z250 Secondary Coverage: May cover minor variations for adjacent model years (2008, 2010) with notes on differences. Page Count Estimated Page Count: 300-400 pages (typical for comprehensive service manuals) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine: Detailed disassembly, assembly, inspection, and repair of the 249cc liquid-cooled 4-stroke engine. Fuel System: Carburetor (Mikuni BSR32), fuel pump, fuel lines, and tank servicing. Ignition System: CDI, ignition coil, spark plug specifications, and troubleshooting. Transmission Drivetrain: 5-speed manual transmission with reverse, clutch operation, chain drive maintenance, and rear axle. Cooling System: Radiator, fan, coolant, and thermostat service. Electrical System: Wiring diagrams, battery, charging system (stator, regulator/rectifier), lighting, starting system. Suspension System: Front A-arm suspension, rear swingarm, shock absorbers, springs, and adjustments. Braking System: Front dual hydraulic disc brakes, rear hydraulic disc brake, brake fluid specifications, caliper servicing. Steering System: Handlebars, steering shaft, tie rods, and steering knuckle maintenance. Chassis Frame: Frame inspection, front and rear subframes. Bodywork: Fenders, plastics, seat, fuel tank cover, and graphics. Wheels Tires: Tire specifications, wheel mounting, lug nut torque. Procedures Included Maintenance: Oil changes, filter replacements, chain adjustment, spark plug checks, brake fluid flushes. Troubleshooting: Diagnostic flowcharts for common starting, running, and electrical issues. Repair: Detailed step-by-step instructions for engine rebuild, transmission overhaul, suspension component replacement, brake caliper rebuilding. Rebuilding: Complete procedures for engine internal components, transmission gears, and shock absorbers. Refurbishment: Guidance on cleaning, painting, and replacing worn cosmetic and functional parts. Restoration: Comprehensive information to return the ATV to factory specifications. Technical Depth Depth: Comprehensive, covering everything from basic checks to complete engine and transmission rebuilds. Diagnostic Coverage: Advanced diagnostic procedures for engine performance and electrical systems. Specifications Data: Torque values, clearances, fluid capacities, electrical resistance values, and wear limits. 📊 Manual Specifications File Format Format: PDF (Portable Document Format) Searchability: Likely text-searchable if created from digital source, allowing quick navigation. Print Quality Quality: High-resolution digital scans or original digital files, suitable for printing. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, Liquid-cooled, DOHC, 4-valve Displacement: 249 cm³ (15.2 cu. in.) Bore X Stroke: 72.0 mm x 61.2 mm (2.83 in x 2.41 in) Compression Ratio: 11.3:1 Lubrication System: Forced lubrication (wet sump) Performance Horsepower Est: Approximately 23-25 HP (Engine measurement, subject to tuning and specific conditions) Torque Est: Approximately 18-20 lb-ft (Engine measurement) Fuel System Carburetor Type: Mikuni BSR32, single Fuel Type: Unleaded gasoline, 87 octane or higher Fuel Tank Capacity: 2.6 US gal (9.8 L) Fuel Pump: Electric fuel pump Ignition System Ignition System: Electronic ignition (CDI) Spark Plug Type: NGK CR9E or DENSO U27ETR (check manual for exact spec) 🔧 Transmission Standard Transmission Type: Constant mesh, 5-speed manual with reverse Clutch Type: Wet, multi-plate Final Drive: O-ring sealed chain, drive sprocket, driven sprocket Features Gear Ratios: Detailed in manual, typically includes low gear for torque and higher gears for trail speed. Reverse Gear: Integrated reverse gear for maneuverability. Transmission...