🏷️ Basic Information

Make:

Yamaha

Model:

YFM350BAT Bruin Grizzly 2WD

Generation Designation:

First Generation (2004-2011)

Chassis Code:

YFM350

👋 Introduction

Segment:

Mid-size 2WD Utility ATV

Target Audience:

Recreational riders and utility users looking for a reliable, easy-to-maintain 2WD ATV.

Competitors:

Honda TRX350 Rancher, Polaris Sportsman 400

Vehicle Attributes:

Reliability, User-friendly operation, Versatility for work and recreation, 2WD for lighter trail use and maneuverability.

Ease Of Use:

Designed for ease of use and DIY repairs, saving money on labor costs.

📋 Manual Details

Covered Models:

2004 Yamaha YFM350AS Bruin Auto 2WD, 2005 Yamaha YFM350BAT BRUIN 2WD, 2006 Yamaha YFM350BAV Bruin, 2007 Yamaha YFM350GW Grizzly, 2008 Yamaha YFM350GXGR Grizzly, 2008 Yamaha YFM350GXL Grizzly, 2008 Yamaha YFM350GXR Grizzly, 2009 Yamaha YFM350FGYB Grizzly, 2009 Yamaha YFM350FGYGR Grizzly, 2010 Yamaha YFM350GZGR Grizzly, 2011 Yamaha YFM350GAGR Grizzly, 2011 Yamaha YFM350GAL Grizzly

Estimated Page Count:

Comprehensive (exact count not specified, but described as 'most complete ever compiled')

Type:

Service Repair Manual

Language:

English

Format:

PDF Download

Delivery Method:

Instant download upon secure payment completion.

📖 Manual Coverage

Systems:

General information, Specifications, Periodic checks and adjustments, Engine, Cooling system, Carburetion, Drive train, Chassis, Electrical, Troubleshooting

Engine Overhaul:

Detailed procedures for engine disassembly, inspection, repair, and reassembly.

Transmission Service:

Procedures for servicing the Ultramatic® transmission, including belt inspection and replacement, and gearbox maintenance.

Chassis Components:

Suspension, steering, brakes, wheels, and tires.

Electrical System:

Ignition system, lighting, starting system, charging system, wiring diagrams, and troubleshooting electrical faults.

Body Panels:

Includes information on removal, installation, and basic maintenance of body panels and fenders.

Procedures:

Servicing, Repair, Maintenance, Adjustments, Diagnostics, Troubleshooting

Periodic Maintenance:

Scheduled maintenance tasks, lubrication points, and component inspection intervals.

Component Replacement:

Step-by-step guides for replacing common parts like filters, fluids, brake components, and more.

Wiring Diagrams:

Detailed wiring diagrams for electrical system troubleshooting and repair.

Depth:

Comprehensive; designed for Do-It-Yourselfers with step-by-step instructions suitable for all skill levels.

Diagnostic Tools:

Guidance on using basic tools and understanding diagnostic indicators for problem-solving.

Diagrams:

High quality diagrams included for clear visualization of repair procedures.

📊 Manual Specifications

Format:

PDF

Compatibility:

Compatible with all versions of Windows & Mac.

Requirements:

Requires Adobe PDF Reader.

Printability:

All pages are printable.

Binding:

N/A (Downloadable Digital Format)

Paper Type:

N/A (Digital Format)

⚙️ Engine Specifications

Engine Type:

4-stroke, SOHC, 2-valve, Air-cooled

Displacement:

348 cc

Bore X Stroke:

83.0 mm x 64.5 mm

Compression Ratio:

9.2:1

Fuel Delivery:

Carburetor (Mikuni BSR33/1, 33mm)

Ignition System:

CDI (Capacitor Discharge Ignition)

🔧 Transmission

Transmission Type:

Automatic (Yamaha's Ultramatic® transmission)

Gear Selection:

High/Low range with Reverse

Drive System:

Shaft Drive, 2WD

Final Drive:

Shaft Drive

📐 Dimensions

Overall Length:

Approx. 75.6 in (1920 mm)

Overall Width:

Approx. 40.5 in (1029 mm)

Overall Height:

Approx. 45.1 in (1145 mm)

Wheelbase:

Approx. 49.2 in (1250 mm)

Front Track:

Approx. 32.7 in (830 mm)

Rear Track:

Approx. 31.5 in (800 mm)

Dry Weight:

Approx. 538 lbs (244 kg)

Ground Clearance:

Approx. 6.3 in (160 mm)

Fuel Capacity:

Approx. 3.2 gal (12.0 L) including 0.7 gal (2.6 L) reserve

🛡️ Safety Features

Rollover Protection:

N/A (ATV - Operator Responsibility)

Braking System:

Front: Dual Hydraulic Disc; Rear: Sealed Drum

Parking Brake:

Lever type

Lighting:

Dual Halogen headlights, Taillight/Brake light

💡 Technology Features

Display Features:

Digital meter with odometer, tripmeter, hour meter, clock, fuel gauge, and 4WD indicator (if applicable to specific model variants).

Assistance Features:

N/A (Basic Utility ATV design)

Connectivity Options:

N/A

🔧 Maintenance

Oil Change Interval:

Refer to manual for specific intervals based on usage (e.g., every 1000 km or 12 months).

Transmission Oil Change:

Refer to manual (typically every 2 seasons or 1000 km).

Air Filter Cleaning:

Frequent cleaning recommended, replacement as needed based on operating conditions.

Engine Oil Type:

Yamalube 4 (or equivalent API SG or higher, SAE 10W-30)

Cooling System Coolant:

Permanent type anti-freeze solution (50% Ethylene Glycol) with distilled water

Gear Oil Type:

Yamalube Gear Oil (or equivalent SAE 80 API GL-4 hypoid gear oil)

Common Wear Items:

Brake pads, tires, drive belts (Ultramatic®), spark plugs, air filters.

Carburetor Tuning:

May require periodic adjustment or cleaning due to environmental conditions or fuel quality.

Diagnostics:

The manual provides detailed troubleshooting charts and procedures for common problems, aiding in diagnosis.

📚 Vehicle History

Heritage Focus:

Yamaha's reputation for reliable and innovative powersports vehicles, particularly their ATV line.

Series Development:

The Bruin/Grizzly 350 platform evolved from earlier Yamaha utility ATVs, offering a balance of performance and user-friendliness.

Production Period:

2004-2011 (for the models covered by this manual)