Yamaha YZ450FX 2019 Owner's Service Manual page 128

INSTALLING THE REAR BRAKE MASTER CYLINDER .........................4-31
HANDLEBAR..................................................................................................4-33
REMOVING THE HANDLEBAR ...............................................................4-34
CHECKING THE HANDLEBAR................................................................4-34
INSTALLING THE HANDLEBAR..............................................................4-34
FRONT FORK.................................................................................................4-38
REMOVING THE FRONT FORK LEGS ...................................................4-40
DISASSEMBLING THE FRONT FORK LEGS .........................................4-40
CHECKING THE FRONT FORK LEGS....................................................4-41
ASSEMBLING THE FRONT FORK LEGS ...............................................4-42
INSTALLING THE FRONT FORK LEGS..................................................4-48
STEERING HEAD...........................................................................................4-51
REMOVING THE LOWER BRACKET ......................................................4-52
CHECKING THE STEERING HEAD ........................................................4-52
INSTALLING THE STEERING HEAD ......................................................4-52
REAR SHOCK ABSORBER ASSEMBLY ......................................................4-55
HANDLING THE REAR SHOCK ABSORBER .........................................4-57
DISPOSING OF A REAR SHOCK ABSORBER.......................................4-57
REMOVING THE REAR SHOCK ABSORBER ASSEMBLY ....................4-57
REMOVING THE BEARING .....................................................................4-57
CHECKING THE REAR SHOCK ABSORBER ASSEMBLY.....................4-58
CHECKING THE CONNECTING ARM AND RELAY ARM ......................4-58
INSTALLING THE RELAY ARM ...............................................................4-58
INSTALLING THE REAR SHOCK ABSORBER ASSEMBLY...................4-59
SWINGARM ....................................................................................................4-61
REMOVING THE SWINGARM .................................................................4-62
REMOVING THE BEARING .....................................................................4-62
CHECKING THE SWINGARM .................................................................4-62
INSTALLING THE SWINGARM ...............................................................4-62
CHAIN DRIVE .................................................................................................4-64
REMOVING THE DRIVE CHAIN ..............................................................4-65
CHECKING THE DRIVE CHAIN ..............................................................4-65
CHECKING THE DRIVE SPROCKET ......................................................4-66
CHECKING THE REAR WHEEL SPROCKET .........................................4-66
INSTALLING THE DRIVE CHAIN ............................................................4-66