Page 1 of 170
DIC183
YFM450FWB
YFM450FWBD
OWNER’S MANUAL
MANUEL DU PROPRIÉTAIRE MANUAL DEL PROPIETARIO
BHT-F8199-60
READ THIS MANUAL CAREFULLY!
It contains important safety information.
LIRE ATTENTIVEMENT CE MANUEL!
Il comprend d’importantes informations de sécurité.
¡LEA ESTE MANUAL ATENTAMENTE!
Contiene indicaciones importantes acerca de la seguridad.
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DIC183
Original instructionsNotice originaleManual original
PRINTED IN USA
2021.08-0.6×1 CR (E,F,S)
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READ THIS MANUAL CAREFULLY!
It contains important safety information.
WARNING
OWNER’S MANUAL
YFM450FWB
YFM450FWBD
This ATV should not be ridden by anyone under 16 years of age.
BHT-F8199-60-E0
UBHT60E0.book Page 1 Wednesday, August 4, 2021 8:09 AM
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EBU28981
Read this manual carefully before operating this vehicle. This manual should stay with this ve-
hicle if it is sold.
UBHT60E0.book Page 1 Wednesday, August 4, 2021 8:09 AM
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EBU17171
INTRODUCTION
EBU39691Congratulations on your purchase of the Yamaha YFM450FWB / YFM450FWBD. This ATV represents the
result of many years of Yamaha experience in the production of fine sporting, touring, and pacesetting rac-
ing machines. With the purchase of this Yamaha, you can now appreciate the high degree of craftsman-
ship and reliability that have made Yamaha a leader in these fields.
This manual will provide you with a good basic understanding of the features and operation of this ATV.
This manual includes important safety information. It provides information about special tech-
niques and skills necessary to ride the ATV. It also includes basic maintenance and inspection proce-
dures. If you have any questions regarding the operation or maintenance of your ATV, please consult a
Yamaha dealer.
AN IMPORTANT SAFETY MESSAGE:
Read this manual completely before operating your ATV. Make sure you understand all instructions.
Read the Winch Owner’s Manual carefully and completely before operating the winch. Make sure you
understand all instructions.
Pay close attention to the warning and notice labels on the ATV.
This ATV should not be ridden by anyone under 16 years of age.UBHT60E0.book Page 1 Wednesday, August 4, 2021 8:09 AM
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EBU17331
IMPORTANT MANUAL INFORMATION
EBU17344FAILURE TO FOLLOW THE WARNINGS CONTAINED IN THIS MANUAL CAN RESULT IN SERIOUS IN-
JURY OR DEATH.
Particularly important information is distinguished in this manual by the following notations:TIPProduct and specifications are subject to change without notice.
The ATV you have purchased may differ slightly from the figures shown in this manual.
This is the safety alert symbol. It is used to alert you to potential per-
sonal injury hazards. Obey all safety messages that follow this sym-
bol to avoid possible injury or death.
A WARNING indicates a hazardous situation which, if not avoided,
could result in death or serious injury.
A NOTICE indicates special precautions that must be taken to avoid
damage to the vehicle or other property.
A TIP provides key information to make procedures easier or clearer.
WARNING
NOTICETIPUBHT60E0.book Page 1 Wednesday, August 4, 2021 8:09 AM
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EBU17351
IMPORTANT NOTICE
EBU17373This ATV is designed and manufactured for use on unpaved surfaces only. It is unsafe to operate this ATV
on any paved surface, paved street, paved road or motorway.
Please check your local riding laws and regulations before operating this ATV.
EBU17411
YFM450FWB / YFM450FWBDOWNER’S MANUAL
©2022 by Yamaha Motor Co., Ltd.
1st edition, July 2021All rights reserved.
Any reprinting or unauthorized use
without the written permission of Yamaha Motor Co., Ltd. is expressly prohibited.
Printed in U.S.A.
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EBU17421
TABLE OF CONTENTS
VEHICLE IDENTIFICATION ............................ 1-1Identification numbers ................................ 1-1
LOCATION OF THE WARNING AND
SPECIFICATION LABELS .............................. 2-1
SAFETY INFORMATION ................................ 3-1
DESCRIPTION................................................ 4-1 Left view ...................................................... 4-1
Right view.................................................... 4-1
Controls and instruments............................ 4-2
INSTRUMENT AND CONTROL
FUNCTIONS ................................................... 5-1 Main switch ................................................. 5-1
Indicator lights and warning lights .............. 5-1
Display unit ................................................. 5-4
Handlebar switches .................................... 5-7
Throttle lever ............................................. 5-13
Speed limiter ............................................. 5-13
Front brake lever ....................................... 5-14
Brake pedal and rear brake lever .............. 5-14
Drive select lever ....................................... 5-15 Fuel tank cap ............................................ 5-16
Fuel ........................................................... 5-17
Seat .......................................................... 5-18
Storage compartment............................... 5-19
Front carrier .............................................. 5-20
Rear carrier ............................................... 5-20
Front and rear shock absorbers .............. 5-20
Winch ....................................................... 5-22
Trailer hitch (equipped models) ................ 5-23
Auxiliary DC jack....................................... 5-24
PRE-OPERATION CHECKS .......................... 6-1 Fuel ............................................................. 6-3
Engine oil .................................................... 6-3
Final gear oil ............................................... 6-3
Differential gear oil ...................................... 6-3
Coolant ....................................................... 6-3
Front and rear brakes ................................. 6-3
Throttle lever ............................................... 6-4
Tires ............................................................ 6-4
Chassis fasteners ....................................... 6-7
Instruments, lights and switches ................ 6-7UBHT60E0.book Page 1 Wednesday, August 4, 2021 8:09 AM