Basic Information Identification Make: Yamaha Model: Bruin 350 4WD / Hunter, Grizzly 350 4WD / Hunter Model Variants: BRUIN 350 4WD, BRUIN 350 4WD HUNTER, GRIZZLY 350 4WD, GRIZZLY 350 4WD HUNTER Year: 2006 Codes Engine Code: 3GD Chassis Code Bruin: 4X4-F8201-00 Chassis Code Grizzly: 4X4-F8201-00 Introduction Market Position Category: Utility ATV Target Audience: Hunters, recreational riders, farm use, general utility. Competitive Analysis Competitors 2006: Honda Rancher, Suzuki King Quad, Polaris Sportsman, Kawasaki Prairie. Key Features Atv Features: 4WD capability, automatic transmission (CVT), powerful engine for its class, rugged construction, user-friendly operation. Manual Value Proposition Digital Advantage: Computer-generated for clarity and zoomability, offering superior usability over scanned manuals. Dealer Equivalence: Identical content to the official Yamaha dealer service manual. Manual Details Coverage Areas Vehicle Models Covered: 2006 Yamaha BRUIN 350 4WD, 2006 Yamaha BRUIN 350 4WD HUNTER, 2006 Yamaha GRIZZLY 350 4WD, 2006 Yamaha GRIZZLY 350 4WD HUNTER Geographic Coverage: Global (Standard Yamaha Procedures) Page Count Estimated Page Count: 400-500 Pages (Estimated for comprehensive service manual) Manual Type Type: Service Manual / Repair Manual / Overhaul Manual Language Language: English Format Format: PDF Download Manual Coverage Systems Covered Engine: Engine disassembly, assembly, inspection, troubleshooting, overhaul, tuning. Fuel System: Carburetor (Mikuni BSR33) tuning and overhaul, fuel pump, fuel lines, fuel tank. Transmission Drivetrain: Automatic transmission (CVT), drive shaft, differential, final drive, bearings, seals, lubrication. Cooling System: Radiator, fan, thermostat, coolant flow, water pump. Electrical System: Ignition system, starter motor, charging system (stator, regulator/rectifier), battery, lighting, wiring diagrams, fuses, relays. Suspension Steering: Front and rear suspension, shocks, struts, control arms, bushings, wheel bearings, steering system, tie rods, knuckles. Braking System: Front and rear disc brakes, brake calipers, master cylinder, brake lines, brake pads, fluid replacement, bleeding procedures. Chassis Frame: Frame inspection and repair, body panels, fenders, racks, seat, footwells. Exhaust System: Exhaust pipe, muffler, heat shields, gaskets. Procedures Included Maintenance: Routine checks, oil changes, filter replacements, chain adjustment (if applicable), spark plug replacement, valve clearance adjustment. Troubleshooting: Diagnostic procedures for common problems, electrical faults, engine performance issues, starting problems. Repair: Detailed step-by-step repair instructions for all major components and systems. Overhaul: Complete engine and transmission overhaul procedures. Assembly Disassembly: Comprehensive instructions with exploded views for component removal and installation. Technical Depth Depth: In-depth coverage for professional mechanics and advanced DIY users. Includes detailed specifications, tolerances, and diagnostic information. Manual Specifications File Format File Type: PDF Searchability: Searchable text content. Print Quality Image Quality: High resolution, non-blurry images and text. Scalable without quality loss. Text Clarity: Crisp, clear text for easy reading. Binding Type Binding Format Digital: N/A (Digital PDF) Paper Type Paper Quality Digital: N/A (Digital PDF) Completeness Completeness: Complete factory service manual, equivalent to dealer-issued documentation. Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, 2-valve Displacement: 348cc Bore X Stroke: 83 mm x 64.5 mm Cooling System: Liquid-cooled Compression Ratio: 9.2:1 Performance Horsepower Estimate: Approx. 19-21 HP @ 6000 RPM Torque Estimate: Approx. 20-22 lb-ft @ 4500 RPM Fuel System Fuel Delivery: Mikuni BSR33 carburetor Fuel Type: Unleaded gasoline (87 octane or higher recommended) Lubrication Oil Type: Yamalube 4 (or equivalent SAE 10W-40 API SG or higher) Oil Capacity With Filter: 1.70 L (1.8 US qt) Transmission Standard Type: Automatic (Yamaha Constant-Velocity Transmission - Ultramatic®) Drive Modes: 2WD / 4WD (on-demand) Gear Selection: High, Low, Neutral, Reverse, Park Features Engine Braking: Utilizes Ultramatic® CVT for strong engine braking on descents. Transmission Fluid Type: Yamalube 4 (or equivalent SAE 10W-40 API SG or higher) Transmission Fluid Capacity: 1.10 L (1.16 US qt) Dimensions Exterior Length: Approx. 76.8 inches (1950 mm) Width: Approx. 42.9 inches (1090 mm) Height: Approx. 45.3 inches (1150 mm) Wheelbase: Approx. 49.2 inches (1250 mm) Ground Clearance: Approx. 10.1 inches (257 mm) Weights Dry Weight: Approx. 591 lbs (268 kg) Towing Capacity: 1080 lbs (490 kg) Cargo Capacity Front Rack: 99 lbs (45 kg) Cargo Capacity Rear Rack: 176 lbs (80 kg) Safety Features Ratings Atv Safety Standards: Designed to meet ANSI standards (where applicable). Active Features Braking System: Hydraulic disc brakes front and rear for reliable stopping power. 4Wd Engagement: On-demand 4WD for enhanced traction and control in challenging terrain. Passive Features Lighting: Dual 30W halogen headlights and a 30W brakelight/taillight for visibility. Ergonomics: Designed with rider comfort and control in mind. Throttle Limiter: Adjustable throttle stop for training new riders. Technology Features Infotainment Features: N/A (Basic Utility ATV, no infotainment system) Driver Assistance Features: On-demand 4WD system provides enhanced traction control. Connectivity Features: N/A (No electronic connectivity features) Maintenance Service Intervals Initial Service: Refer to manual for break-in service recommendations (typically around 100-200 miles). Engine Oil Change: Every 3000 km (1800 miles) or 12 months, whichever comes first. Air Filter Cleaning: Every 1000 km (600 miles) or more frequently in dusty conditions. Spark Plug Inspection: Every 1000 km (600 miles). Valve Clearance Check: Every 5000 km (3000...