2007-2008 Yamaha Grizzly 450 (YFM45FGX) 4x4 Owner's Manual

2007-2008 Yamaha Grizzly 450 ATV owner's manual featuring essential safety, operation, and maintenance instructions.

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Document Details

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Document Number / Seller:
31440 / Paul Clark
File Size:
46.96 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
4x4
Last updated / verified
Apr 29, 2025

Models Covered & Key Technical Specifications

Integrated Specification Technical Manual: 4x4 Shop-Grade Manual for Yamaha Grizzly 450, YFM45FGX, 2007-08 repair guide Hydraulic-Guide

2007-2008 Yamaha Grizzly 450 (YFM45FGX) 4x4 Owner's Manual | Archive Module.

  • Prescribed Mass Specs: 210.0 kg (463 lb) is established at the maximum load capacity Protocol.
  • Standard Gross Dimensions: For stable power, 421.0 cm³ defines the engine displacement Norms.
  • Maximum Torque Data: 55 Nm (5.5 m·kgf, 40 ft·lbf) -- signifies the wheel nut tightening requirement Topology.
  • System Containment Volume: The fuel tank capacity requires 15.0 L (3.96 US gal) for standard operation Bounds.
  • Calibrated Current Rating: Maximum rated capacity reaches 120 V (10 A) Parameters.
  • Nominal Rotation Data: Front and rear tire pressure is standardized to 25.0 kPa (3.6 psi) Margin.

Manual Description & Preview

Integrated Specification Technical Manual: 4x4 Shop-Grade Manual for Yamaha Grizzly 450, YFM45FGX, 2007-08 repair guide Hydraulic-Guide

Engineering-Base: Grizzly 450 (YFM45FGX) // Technical-Scope: Owner's Manual / ATV Logic // Engineering-Base: Service Data.

Assessment-Element Rating Calibration-Standards
Engine Type Liquid cooled 4-stroke, SOHC ---
Fuel Tank Capacity 15.0 L 3.96 US gal
Max Loading Limit 210.0 kg 463 lb
Tire Pressure (Recommended) 25.0 kPa (Front) 3.6 psi (Front)
Tire Pressure (Recommended) 25.0 kPa (Rear) 3.6 psi (Rear)

Systematizing the service groups into:

Chapter 1: General Information

Chapter 2: Specifications

Chapter 3: Periodic Checks and Adjustments

Chapter 4: Engine

Chapter 5: Cooling System

Technical notes are provided for operating procedures and safety precautions. Quality checks are addressed for pre-operation inspections and routine maintenance. The main switch section documents its ON/OFF functions. The troubleshooting chapter addresses common issues like starting failures and poor engine performance. Cooling system maintenance is addressed in sections covering coolant levels and changes.

This manual documents torque specifications for wheel nuts to ensure proper thread engagement security.

FAQ

What **essential** testing parameters are outlined for engine operation? keyboard_arrow_down

1450–1550 r/min is the specified engine idling speed, with checks and adjustments detailed for throttle cable free play and carburetor settings.

Check the **correct** diagnostic procedures for tire maintenance. keyboard_arrow_down

25.0 kPa (3.6 psi) is the recommended tire pressure for both front and rear tires, with guidelines for checking when cold and ensuring equal pressure on both sides.

What does the **documented** fluid capacity requirements state for the coolant? keyboard_arrow_down

0.25 L (0.26 US qt) is the coolant reservoir capacity up to the maximum level mark, with radiator capacity at 1.30 L (1.37 US qt) for all routes.

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