Value Proposition:
Comprehensive, factory-level repair and maintenance guide for Yamaha Grizzly 350/400 models, providing essential information for owners and technicians.
Advantage:
Offers the same depth and detail as professional workshop manuals, available digitally for immediate access and lifetime use, unlike some subscription-based or limited manuals.
Features:
Factory-level accuracy, extensive visual aids, lifetime access, cross-platform compatibility, comprehensive coverage.
Engine:
Engine overhaul, tuning, carburetor, fuel injection (if applicable), lubrication system, cooling system, exhaust system
Transmission:
Clutch, gearbox, drive shafts, differential (if applicable), maintenance, repair, troubleshooting
Chassis And Suspension:
Frame, suspension components (shocks, springs, linkages), steering system, wheel bearings, alignment
Brakes:
Brake system diagnosis, maintenance, caliper overhaul, rotor replacement, fluid bleeding, parking brake
Electrical System:
Ignition system, starting system, charging system, lighting, wiring diagrams, battery, fuses, relays, diagnostic codes
Body And Trim:
Body panels, fenders, seat, handlebars, storage compartments, decals, plastic components
Fuel System:
Fuel tank, fuel pump, fuel lines, carburetor/fuel injection, filters
Cooling System:
Radiator, fan, thermostat, coolant, hoses
Maintenance:
Scheduled maintenance, oil changes, filter replacements, lubrication, valve adjustments, brake fluid flush
Troubleshooting:
Step-by-step diagnostic procedures for common and uncommon problems, fault code interpretation
Repair:
Detailed instructions for component removal, disassembly, inspection, repair, assembly, and reinstallation
Rebuilds:
Engine and transmission rebuild procedures
Adjustments:
Carburetor tuning, throttle cable adjustment, brake lever adjustment, shift lever adjustment
Depth:
Comprehensive (covers all repairs, servicing, and troubleshooting)
Diagrams:
Hundreds of detailed exploded diagrams and pictures
Instructions:
Step-by-step instructions for all procedures
Audience:
Professional Mechanics and Technicians, DIY enthusiasts
Engine Type:
Four-stroke, SOHC, air-cooled (typical for these models, specific to YFM350/400 may vary slightly, consult manual for exact details)
Displacement:
Approximately 348cc (Grizzly 350) and 386cc or 421cc (Grizzly 400, depending on specific variant and year - manual will clarify exact displacement for YFM400FAR)
Bore X Stroke:
Refer to manual for exact specifications (typical for this era would be around 83mm x 64.5mm for 350cc class)
Compression Ratio:
Refer to manual for exact specifications
Horsepower:
Refer to manual for exact specifications (typically in the 20-30 HP range)
Torque:
Refer to manual for exact specifications
Fuel Delivery:
Carburetor (Mikuni VM series common for these displacements), potentially EFI on later 400 variants depending on exact model code.
Fuel Type:
Unleaded gasoline (87 octane or higher recommended, confirm with manual)
Fuel Tank Capacity:
Refer to manual for exact specifications (typically 3-4 gallons)
Oil Type:
Yamaha Genuine 4-stroke engine oil or equivalent API SG, SF, or SG-rated oil with Yamalube 4 (or similar SAE 10W-30, 20W-40, or 20W-50 depending on temperature, consult manual for specifics)
Oil Capacity:
Refer to manual for exact specifications (typically around 1.8 - 2.0 liters with filter change)
Ignition System:
CDI (Capacitor Discharge Ignition)
Spark Plug Type:
Refer to manual for exact specifications (e.g., NGK CR7E or similar)
Transmission Type:
Automatic (Yamaha Ultramatic® transmission with constantly variable transmission - CVT)
Drive System:
Shaft drive, selectable 2WD/4WD with high and low range (confirm exact features for YFM400FAR)
Features:
Engine braking, centrifugal clutch, belt drive system
Cv Fluid Type:
Yamaha's recommended CVT fluid or equivalent. Refer to manual for specific fluid type and capacity.
Overall Length:
Refer to manual for exact specifications (typically around 76-80 inches)
Overall Width:
Refer to manual for exact specifications (typically around 43-46 inches)
Overall Height:
Refer to manual for exact specifications (typically around 45-48 inches)
Dry Weight:
Refer to manual for exact specifications (typically around 500-550 lbs)
Ground Clearance:
Refer to manual for exact specifications (typically around 8-10 inches)
Towing Capacity:
Refer to manual for exact specifications (typically around 500-1000 lbs)
Rack Capacity Front:
Refer to manual for exact specifications (typically around 99 lbs)
Rack Capacity Rear:
Refer to manual for exact specifications (typically around 176 lbs)
Safety Standards:
ATV safety guidelines, operation protocols. Specific crash ratings not applicable to ATVs in the same way as cars.
Braking System:
Hydraulic disc brakes (front and rear), often with sealed drum or disc parking brake.
Lighting:
Dual headlights, taillight/brake light.
Ergonomics:
Comfortable seating, handlebar design for control and stability.
Wheels Tires:
Rugged, multi-terrain tires for traction and stability (specific sizes in manual).
Oil Change:
Refer to manual for specific intervals, typically every 100 hours or annually, whichever comes first.
Air Filter Cleaning:
Refer to manual, typically checked at every service or more frequently in dusty conditions.
Spark Plug Replacement:
Refer to manual for mileage or hours, often around 400-500 hours or annually.
Cv Belt Inspection:
Refer to manual, typically inspected annually or every 100 hours for wear and tension.
Brake Fluid Flush:
Refer to manual, typically every 1-2 years.
Brake Fluid:
DOT 3 or DOT 4 (confirm with manual)
Coolant:
Permanent type antifreeze (50/50 mix with distilled water). Refer to manual for specific type and capacity.
Common Issues:
CVT belt wear, carburetor issues (fouling, adjustment), suspension wear, starter motor problems (common to many ATVs of this era). Manual provides solutions.
Preventative Maintenance:
Adherence to the manual's maintenance schedule is key to preventing common issues and ensuring longevity.
Heritage:
Yamaha has a long-standing reputation for building durable and reliable powersports vehicles, including a strong lineage of ATVs known for their off-road capabilities and innovation.
Evolution:
The Grizzly line has been a cornerstone of Yamaha's ATV offerings, evolving to incorporate advancements in engine technology, suspension, and rider comfort while maintaining its rugged, workhorse image.
Manufacturing:
Yamaha Motor Corporation products are typically manufactured in their global facilities. Specific production location for these models would be detailed by Yamaha.