Honda CRF450R 2009 Service Manual page 470

REAR WHEEUSUSPENSION
Do not
ollef·tighten
the
vise and
distort
the shock moon/.
Do
not over-tighten
the
vise and distort
the damper case.
Make sura the rod
guide
case ;s
sealed
against the
stopper ring by
pulling the damper
rod all the way out
15·30
Slake the damper rod end of the damper rod in three
places as shown, to the end nut.
END NUT
Sel the shock absorber upper mount in a vise with a
~=========~~~=====~
piece of wood or soft jaws to avoid damage.
Coat the damper case inner surface and piston ring with
recommended shock oil (page 15-31), and insert the
damper rod assembly carefully.
Sel the damper case in a vise with a piece of wood or
~M~~~~~=J!!!!~~~~~~~~~
soft Jaws to avoid damage.
I
Install the stopper ring into the groove in the damper
case.
After assembly, check that the stopper ring is sealed in
the groove of the damper case completely.
You should nol be able to pull the damper rod out of the
damper case.
Drive
the
end plate squarely and evenly into the damper
~~~::::::::::::::::'~~':"~~~~~::~
case with a plastic hammer.