The Grizzly 350 IRS, model codes YFM350 and YFM35FGIW, is a robust 4x4 All-Terrain Vehicle (ATV) known for its reliability and off-road capability. This first-generation model, produced between 2007 and 2009, features an automatic transmission and is engineered for utility and recreation. The legacy in powersports ensures a durable and capable machine, with its independent rear suspension (IRS) providing enhanced comfort and control over varied terrain. The Grizzly 350 IRS is designed to tackle demanding tasks and adventurous trails alike, reflecting a commitment to quality engineering. This comprehensive factory service manual provides in-depth repair, service, maintenance, and troubleshooting information for the Grizzly 350 IRS ATV. It covers all essential systems, including the engine management, chassis and suspension, electrical system, and drivetrain. With detailed step-by-step instructions, diagrams, and troubleshooting guides, this manual is an indispensable resource for owners, DIY enthusiasts, and professional mechanics. It empowers users to perform routine maintenance, diagnose issues, and execute repairs, ensuring the longevity and optimal performance of their vehicle. 🏷️ Basic Information Identification Make: Yamaha Model: Grizzly 350 IRS Model Code: YFM350 / YFM35FGIW Vehicle Type: ATV (All-Terrain Vehicle) Drive Type: 4x4 Transmission Type: Automatic Generation Generation Designation: First Generation (specific to YFM350 platform) Codes Chassis Code: YFM350FGIW 👋 Introduction Market Position Target Audience: Owners, DIY enthusiasts, professional ATV mechanics and workshops Competitive Analysis Value Proposition: Provides factory-level repair and maintenance information, saving money on professional services. Enhanced digital features (bookmarks, searchable text) offer superior usability compared to basic scans. Key Features Manual Features: Comprehensive coverage, improved digital format, instant download, 100% satisfaction guarantee 📋 Manual Details Coverage Areas Years Covered: 2007, 2008, 2009 Models Covered: YFM 350 Grizzly IRS Auto 4x4 Page Count Estimated Pages: Hundreds (exact count not specified, but indicated as comprehensive) Manual Type Type: Factory Service Manual / Repair Manual Purpose: Repair, Service, Maintenance, Troubleshooting, Restoration, Diagnosis Language Language: English Format Format: Digital Download (PDF) File Types: PDF, potentially zipped (.zip) or archived (.rar) Accessibility: Compatible with Windows, macOS, Linux Quality Quality Description: Improved quality, not a scan, searchable text, bookmarks, sub-bookmarks, index Features Printing Capability: Printable pages Backup Capability: Can be burned to backup CD/DVD Delivery: Instant Download Licensing: No printing or saving restrictions 📖 Manual Coverage Systems Covered Engine Management: Fuel Injection System, Cooling System Chassis And Suspension: Chassis, Independent Rear Suspension (IRS) Electrical System: Complete Electrical System, Wiring Diagrams Drivetrain: 4x4 System, Transmission (Automatic) General Components: General Information, Specifications Procedures Included Maintenance: Periodic Checks & Adjustments, Preventative Maintenance Repair: Step-by-step repair instructions for all covered systems Troubleshooting: Detailed troubleshooting guides to diagnose and fix problems Rebuilding: Rebuild procedures for key components Technical Depth Depth: Comprehensive factory-level detail, suitable for DIY and professional mechanics Illustrations: Illustrated with clear, step-by-step instructions, diagrams, exploded views 📊 Manual Specifications File Format Primary Format: PDF File Size Potential: Up to 5 GB (depending on compression and content) Print Quality Quality Enhancements: Improved Quality (NOT A SCAN!) Binding Type Binding: Digital (No physical binding) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, 2-valve Displacement: 348cc Bore X Stroke: 83.0 mm x 64.5 mm (typical for this engine family) Cooling System: Liquid-cooled Performance Horsepower Estimated: Approx. 21-23 HP (at RPM) Torque Estimated: Approx. 20-22 lb-ft (at RPM) Fuel System Fuel Delivery: Fuel Injection Ignition System: TCI (Transistor Controlled Ignition) Engine Oil Recommended Oil Viscosity: Yamalube 4 (10W-40 or 20W-50 depending on climate) or equivalent SAE 10W-40 or 20W-50 API SG, SH, SJ or SL service category oil Oil Capacity: Approximately 2.4 Liters (2.5 US qt) with oil filter change (exact value in manual) 🔧 Transmission Standard Transmission Type: Automatic (Yamaha Ultramatic® Transmission) Gear Selection: High, Low, Neutral, Reverse, Park Features Drive Modes: 2WD/4WD with On-Command® Fluid Transmission Fluid Type: Yamaha's recommended transmission fluid or equivalent SAE 10W-30 API SE, SF, SG lubricant (exact spec in manual) 📐 Dimensions Exterior Length: Approx. 78.1 in (1985 mm) Width: Approx. 43.7 in (1110 mm) Height: Approx. 43.1 in (1095 mm) Weights Dry Weight: Approx. 562 lbs (255 kg) Ground Clearance: Approx. 10.2 in (260 mm) Towing Capacity Towing Rating: 1,255 lbs (569 kg) Cargo Capacity Rack Capacity Front: 99 lbs (45 kg) Rack Capacity Rear: 187 lbs (85 kg) 🛡️ Safety Features Active Features Braking System Front: Dual hydraulic disc Braking System Rear: Dual hydraulic disc Passive Features Lighting: Dual halogen headlights, LED tail/brake light 💡 Technology Features Infotainment Infotainment System: N/A (ATV, typically no integrated infotainment) Driver Assistance Assistance Features: On-Command® 4WD system Connectivity Connectivity Features: N/A 🔧 Maintenance Service Intervals Oil Change Interval: Every 1,000 km (600 miles) or 6 months, whichever comes first (refer to manual for precise intervals based on usage). Air Filter Cleaning: Check and clean every 500 km (300 miles) or monthly; replace as needed. Spark Plug Replacement: Every 5,000 km (3,000 miles) or annually...