🏷️ Basic Information Identification Make: Yamaha Model: Grizzly 350 4WD Model Year: 2007-2010 Category: ATV (All-Terrain Vehicle) Codes Chassis Code Range: YFM350FGH (specific variations may exist) 👋 Introduction Market Position Market Segment: Mid-size utility ATV, popular for recreational riding, light farm work, and trail exploration. Competitive Analysis Competitors: Honda Rancher, Suzuki King Quad 300/300, Polaris Sportsman 330/300, Kawasaki Brute Force 300. Key Features Traction: True 4WD capability with On-Command® drive system for on-the-fly switching between 2WD and 4WD. Transmission: Yamaha's durable Ultramatic® automatic transmission with engine braking. Engine Durability: Proven air-cooled, 4-stroke engine known for reliability and ease of maintenance. Comfort And Ergonomics: Comfortable seating, intuitive controls, and a manageable size for various riders. 📋 Manual Details Coverage Areas Primary Coverage: Repair, maintenance, and service procedures Secondary Coverage: Troubleshooting, diagnostics, and specifications Page Count Estimated Page Count: 300-500 pages (typical for a factory service manual of this scope) Manual Type Manual Type: Factory Service Manual / Repair Manual Language Language: English Format Format: Downloadable (Digital PDF) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, including disassembly, inspection, repair, and reassembly of all internal components (cylinder, piston, crankshaft, camshaft, valves, etc.) Fuel System: Carburetor (Mikuni BSR33), fuel tank, fuel pump, fuel filter, fuel lines, and associated components. Includes jetting information and adjustment procedures. Ignition System: CDI unit, ignition coil, spark plug, wiring, and troubleshooting ignition timing. Transmission: Automatic transmission (Ultramatic®), including torque converter, drive and driven clutches, belt inspection and replacement, gear reduction box, and final drive. Drivetrain: 4WD system, front differential, rear differential, driveshafts, universal joints, and wheel hubs. Suspension: Front independent suspension (A-arms), rear swingarm suspension, shock absorbers, springs, and bearings. Includes adjustment and alignment procedures. Brakes: Front and rear hydraulic disc brakes, brake calipers, master cylinder, brake lines, brake pads, and bleeding procedures. Parking brake mechanism. Electrical System: Battery, starter motor, charging system (stator, regulator/rectifier), lighting (headlights, taillight, brake lights), electrical switches, fuses, and wiring diagrams. Cooling System: Air-cooled engine with oil cooler. Includes oil filter replacement and oil change procedures. Frame And Body: Chassis frame, fenders, body panels, handlebars, seat, racks, and plastics. Includes disassembly and reassembly instructions. Steering: Handlebar steering mechanism, steering column, tie rods, and front wheel knuckle assembly. Includes troubleshooting for play or stiffness. Procedures Included Scheduled Maintenance: Detailed maintenance intervals and procedures for all major systems (oil changes, filter replacements, spark plug checks, drive belt inspection, lubrication points). Troubleshooting: Comprehensive diagnostic charts and troubleshooting guides for common problems and symptoms across all vehicle systems. Engine Repair: Step-by-step instructions for engine rebuilds, including piston ring replacement, valve adjustments, seal replacement, and gasket replacement. Transmission Repair: Procedures for clutch inspection, belt replacement, and servicing of the automatic transmission and final drive components. Electrical Diagnostics: Detailed wiring diagrams and troubleshooting steps for electrical circuits, including battery, charging system, ignition, and lighting. Brake System Service: Brake pad replacement, brake fluid flush and bleed, caliper service, and master cylinder repair. Suspension And Steering Adjustment: Adjusting suspension preload, checking and replacing steering components, and lubricating critical points. Component Disassembly Reassembly: Detailed instructions for removing, inspecting, repairing, and reinstalling all major vehicle components. Technical Depth Depth: Comprehensive: Covers routine maintenance to complete engine and transmission overhauls, including detailed diagnostic procedures and specifications. Diagnostic Level: Advanced diagnostic procedures, including troubleshooting electrical faults and mechanical issues using provided specifications and test procedures. Repair Scope: Full repair scope, enabling users to perform almost any repair or maintenance task on the vehicle. 📊 Manual Specifications File Format File Format: PDF (Portable Document Format) Searchability: Searchable text for quick access to specific topics and keywords. Print Quality Print Quality: High-resolution, clear images and text suitable for printing. Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, 4-stroke, SOHC, 2-valve, single-cylinder Displacement: 348cc Bore X Stroke: 83mm x 64.5mm Compression Ratio: 9.2:1 Fuel Induction: Mikuni BSR33 carburetor Performance Horsepower: Approximately 19-20 HP (estimated, actual may vary) Torque: Approximately 20-22 lb-ft (estimated, actual may vary) Fuel System Fuel Type: Unleaded gasoline, 87 octane or higher Fuel Tank Capacity: 3.7 Liters (1.0 Gallons) with 0.6 L reserve 🔧 Transmission Standard Transmission Type: Yamaha Ultramatic® V-belt automatic transmission with forward, neutral, reverse, and park. Features Engine Braking: Provides excellent engine braking on descents. Drive System: On-Command® 2WD/4WD with differential lock (on some models/configurations). Final Drive: Sealed O-ring chain and gear reduction (front) and enclosed shaft drive (rear). 📐 Dimensions Exterior Length: Approx. 1990mm (78.3 in) Width: Approx. 1065mm (41.9 in) Height: Approx. 1120mm (44.1 in) Wheelbase: Approx. 1240mm (48.8 in) Cargo Front Rack Capacity: 20 kg (44 lbs) Rear Rack Capacity: 40 kg (88 lbs) Weights Dry Weight: Approx. 243 kg (535.7 lbs) Ground Clearance: Approx. 235mm (9.3 in) 🛡️ Safety Features Ratings Rollover Protection: N/A (ATVs are inherently less stable than vehicles with enclosed...