Honda CRF450RX 2020 Owner's Manual & Competition Handbook page 113

Suspension
8. Pump the fork damper piston rod (2) slowly
several times to bleed the air from the fork
damper assembly (4).
(2) fork damper piston rod
(4) fork damper assembly
9. Apply the recommended fork oil to the fork
bolt bushings (5), new O-rings (7) and new
piston ring (8) on the fork bolt assembly (3).
(5) (3)
(7) (7) (8)
(3) fork bolt assembly (7) O-rings (new)
(5) fork bolt bushings (8) piston ring (new)
108
Servicing Your Honda
10. Cover the oil holes (9) of the fork damper
assembly with a shop towel and compress the
piston rod (2) all the way.
Pull the piston rod out 0.8 in (20 mm) and
(4)
install the fork bolt assembly (3) into the fork
damper assembly (4).
Push the fork bolt assembly in slowly while
pulling the piston rod out.
Be careful not to damage the fork bolt piston ring.
(2)
(2)
(2) fork damper piston rod (4) fork damper assembly
(3) fork bolt assembly
(7)
11. Temporarily tighten the fork bolt assembly (3)
(3) fork bolt assembly
12. Completely screw in the fork center bolt lock
(3)
(4)
(9)
(9) oil holes
(1) fork center bolt lock nut
(2) fork damper piston rod
13. Check the fork damper piston rod sliding
to the fork damper assembly (4).
(3)
(4) fork damper assembly
nut (1) to the fork damper piston rod (2).
(1)
(2)
surface and threads for damage.
(4)