Yamaha YZ450FX 2021 Owner's Service Manual page 114

INSTALLING THE REAR BRAKE MASTER CYLINDER .........................4-33
HANDLEBAR..................................................................................................4-35
REMOVING THE HANDLEBAR ...............................................................4-36
CHECKING THE HANDLEBAR................................................................4-36
INSTALLING THE HANDLEBAR..............................................................4-36
FRONT FORK.................................................................................................4-41
REMOVING THE FRONT FORK LEGS ...................................................4-43
DISASSEMBLING THE FRONT FORK LEGS .........................................4-43
CHECKING THE FRONT FORK LEGS....................................................4-44
ASSEMBLING THE FRONT FORK LEGS ...............................................4-46
INSTALLING THE FRONT FORK LEGS..................................................4-52
STEERING HEAD...........................................................................................4-54
REMOVING THE LOWER BRACKET ......................................................4-55
CHECKING THE STEERING HEAD ........................................................4-55
INSTALLING THE STEERING HEAD ......................................................4-55
REAR SHOCK ABSORBER ASSEMBLY ......................................................4-58
HANDLING THE REAR SHOCK ABSORBER .........................................4-61
DISPOSING OF A REAR SHOCK ABSORBER.......................................4-61
REMOVING THE REAR SHOCK ABSORBER ASSEMBLY ....................4-61
CHECKING THE REAR SHOCK ABSORBER ASSEMBLY.....................4-61
CHECKING THE CONNECTING ARM AND RELAY ARM ......................4-62
INSTALLING THE RELAY ARM ...............................................................4-62
INSTALLING THE REAR SHOCK ABSORBER ASSEMBLY...................4-62
SWINGARM ....................................................................................................4-64
REMOVING THE SWINGARM .................................................................4-65
CHECKING THE SWINGARM .................................................................4-65
INSTALLING THE SWINGARM ...............................................................4-65
CHAIN DRIVE .................................................................................................4-67
REMOVING THE DRIVE CHAIN ..............................................................4-68
CHECKING THE DRIVE CHAIN ..............................................................4-68
CHECKING THE DRIVE SPROCKET ......................................................4-69
CHECKING THE REAR WHEEL SPROCKET .........................................4-69
INSTALLING THE DRIVE CHAIN ............................................................4-69