Honda CRF250X 2006 Owner's Manual & Competition Handbook page 116

Front Suspension Adjustments
Fork Assembly
1. Drain the fork oil from the outer tube/slider
by placing it upside down.
(About 7 cc of fork oil will be left in the outer
tube/slider when it is left inverted for about 20
minutes at 20°C)
(1)
(1) outer tube/slider
112
Adjustments for Competition
2. Tighten the lock nut (2) fully and measure the
thread length (A) as shown.
Standard: 0.43 – 0.51 in (11 – 13 mm)
Wipe the oil completely off the fork damper.
(A)
(2) lock nut (A) thread length
3. Using compressed air, blow all oil off the fork
spring (3).
Install the fork spring.
Install the fork damper (4) to the outer
tube/slider (1).
(1)
(1) outer tube/slider (4) fork damper assembly
(3) spring
(2)
(4)
(3)