Atv Segment:
Mid-size utility ATV, known for its independent rear suspension (IRS) and 4WD capability, targeting recreational riders and hunters.
Key Competitors:
Honda Foreman, Suzuki King Quad 400, Polaris Sportsman 400/500.
Suspension Advantage:
The Independent Rear Suspension (IRS) provides superior ride comfort and handling over rough terrain compared to solid axle models.
Drivetrain Capability:
On-Command 4WD system allows for easy switching between 2WD and 4WD, with a 4WD diff-lock for maximum traction.
Hunter Edition Package:
Typically includes features like enhanced tires, durable racks, and potentially camouflage graphics for hunting applications.
Target User:
Owners, DIY mechanics, and professional technicians performing maintenance and repairs on the specified Yamaha Grizzly models.
Model Years Covered:
2007, 2008, 2009, 2010, 2011
Trim Levels Covered:
All 350 IRS 4WD trims, specifically the Hunter Edition
Estimated Page Count:
500+
Manual Classification:
Factory Service Manual / Workshop Manual
File Format:
PDF Download
Powertrain:
Engine, Transmission, Drivetrain (4WD System), Final Drives
Chassis:
Frame, Suspension (Front Independent Rear Suspension), Steering, Brakes
Electrical:
Ignition, Charging System, Starting System, Lighting, Instrumentation, Accessories
Bodywork:
Body Panels, Fenders, Racks, Seat
Fuel System:
Carburetor (Mikuni BSR33), Fuel Tank, Fuel Pump, Fuel Lines
Maintenance:
Routine checks, oil changes, filter replacements, lubrication, valve adjustments
Troubleshooting:
Diagnostic flowcharts, symptom-based problem solving, electrical system troubleshooting
Repair:
Engine overhaul, transmission rebuild, suspension component replacement, brake system service
Disassembly Reassembly:
Detailed step-by-step instructions for component removal and installation
Diagnostic Level:
Comprehensive, including electrical schematics and component testing procedures
Rebuild Capability:
Full engine and transmission rebuild specifications and procedures
Special Tools:
Identification of specific tools required for certain procedures
PDF Quality:
High-resolution, bookmarkable, searchable text
Printability:
Printable pages for hard copy reference
Digital Binding:
N/A (Digital Download)
Digital Paper Emulation:
N/A (Digital Download)
Licensing Terms:
No expiry dates, single user license for the purchased PDF
Engine Type:
Four-stroke, SOHC, 4-valve, air-cooled with oil cooler
Engine Displacement:
348cc
Bore X Stroke:
83.0 mm x 64.5 mm
Horsepower Estimate:
Approximately 20-22 HP (actual figures may vary slightly by year/tuning)
Torque Estimate:
Approximately 20-22 lb-ft (actual figures may vary slightly)
Fuel Delivery:
Mikuni BSR33 carburetor
Fuel Type:
Unleaded gasoline, 87 octane minimum
Ignition System:
CDI (Capacitor Discharge Ignition)
Cooling Method:
Air-cooled with fan-assisted oil cooler
Transmission Type:
Yamaha Ultramatic V-belt automatic transmission with engine braking
Drive Modes:
H (High), L (Low), N (Neutral), R (Reverse), P (Park)
Engine Braking:
Industry-leading engine braking for controlled descents
Final Drive Type:
Shaft drive
4Wd System:
Yamaha On-Command 4WD with electronic engagement and differential lock
Transmission Fluid Type:
Yamalube 4 (or equivalent SAE 10W-30 API SG or higher motorcycle oil)
Transmission Oil Capacity:
Approximately 2.4 Liters (0.53 Imp. qt, 0.63 US qt)
Atv Safety Standards:
Designed to meet ANSI standards for All-Terrain Vehicles.
Braking System:
Hydraulic disc brakes front and rear, sealed drum brake in rear differential housing for parking brake.
Engine Braking Benefit:
Enhanced control during descents without relying solely on friction brakes.
Roll Over Protection:
N/A (ATVs do not have factory ROPS unless specified as a special build).
Lighting:
Dual 30W halogen headlights, 8W LED taillight/stoplight.
Recommended Gear:
Helmet, eye protection, gloves, long pants, long-sleeved shirt, sturdy boots (as per owner's manual recommendations).
Infotainment Features:
Basic instrumentation (speedometer, odometer, fuel gauge, indicator lights). No advanced infotainment systems typical of modern vehicles.
Driver Assistance Features:
N/A (ATVs are manually operated and do not feature driver assistance systems.)
Connectivity Options:
N/A
Instrumentation Type:
Analog speedometer, digital odometer, fuel gauge, 2WD/4WD indicator, neutral indicator, reverse indicator, oil level indicator, high-beam indicator.
Engine Oil Change:
Every 100 hours or 1 year, whichever comes first.
Air Filter Cleaning:
Every 50 hours or 6 months; replace if necessary.
Spark Plug Replacement:
Refer to manual; typically around 500-1000 hours or as needed based on inspection.
Valve Clearance Check:
Initial check at 50 hours, then every 500 hours or 1 year.
Engine Oil Type:
Yamalube 4 (or equivalent SAE 10W-40 API SG or higher API classification, JASO certified MA)
Engine Oil Capacity:
Approximately 2.4 Liters (0.53 Imp. qt, 0.63 US qt)
Coolant Type:
N/A (Air-cooled with oil cooler)
Brake Fluid Type:
SAE J1703 or DOT 3
Carburetor Performance:
Can be susceptible to clogging if fuel is not clean; periodic cleaning recommended. Jetting may need adjustment for altitude or modifications.
Efi Vs Carburetor:
While this model is carbureted, issues related to fuel delivery consistency and starting can sometimes arise due to altitude or temperature changes that an EFI system would manage more easily.
Cv Belt Wear:
As with any CVT, belt wear is a consumable part; proper maintenance and avoiding excessive slippage will prolong belt life.
Pre Ride Inspection:
Always perform a pre-ride inspection covering tires, brakes, lights, controls, and fluid levels.
Yamaha Atv Legacy:
Yamaha is a pioneer in the ATV industry, known for its innovation, durability, and performance, with a long history of successful models like the original 'Three-Wheeler' and the popular Wolverine and Grizzly lines.
Grizzly 350 Lineage:
The Grizzly 350 IRS 4WD followed the popular solid axle Grizzly 350, introducing the significant upgrade of independent rear suspension for improved rider comfort and capability. It served as a value-oriented, capable utility ATV within Yamaha's lineup.
Manufacturing Location:
Primarily manufactured in Japan or USA by Yamaha Motor Corporation.
Production Span:
The Grizzly 350 platform, including IRS and 4WD variants, was produced roughly from the mid-2000s through the early 2010s, with specific updates and trims like the Hunter Edition appearing within this period.
Industry Reputation:
Yamaha Grizzly models are consistently recognized for their reliability, durability, and strong off-road performance, particularly their excellent suspension and 4WD systems.
Consumer Satisfaction:
Generally high consumer satisfaction due to Yamaha's reputation for build quality and product longevity.
Emission Standards:
Meets relevant emission standards for its production era.
