TUNING THE CHASSIS
Checking the basic setting of the fork
10.11
Info
For various reasons, no exact riding sag can be determined for the forks.
Guideline
Spring rate (125/150 SX)
Weight of rider: 65... 75 kg (143...
165 lb.)
Weight of rider: 75... 85 kg (165...
187 lb.)
Weight of rider: 85... 95 kg (187...
209 lb.)
Spring rate (250 SX)
Weight of rider: 65... 75 kg (143...
165 lb.)
Weight of rider: 75... 85 kg (165...
187 lb.)
Weight of rider: 85... 95 kg (187...
209 lb.)
Spring rate (150 XC USA)
Weight of rider: 65... 75 kg (143...
165 lb.)
Weight of rider: 75... 85 kg (165...
187 lb.)
Weight of rider: 85... 95 kg (187...
209 lb.)
Spring rate (250/300 XC)
Weight of rider: 65... 75 kg (143...
165 lb.)
Weight of rider: 75... 85 kg (165...
187 lb.)
Weight of rider: 85... 95 kg (187...
209 lb.)
Info
The spring rate is shown on the outside of the spring.
–
Install the shock absorber.
–
Check the static sag of the shock absorber. (
–
Check the riding sag of the shock absorber. (
–
Adjust the rebound damping of the shock absorber. (
–
As with the shock absorber, smaller differences in the rider's weight can be com-
pensated by the spring preload.
–
However, if the fork is often overloaded (hard end stop on compression), harder
springs must be fit to avoid damage to the fork and frame.
401000-01
45 N/mm (257 lb/in)
48 N/mm (274 lb/in)
51 N/mm (291 lb/in)
51 N/mm (291 lb/in)
54 N/mm (308 lb/in)
57 N/mm (325 lb/in)
48 N/mm (274 lb/in)
51 N/mm (291 lb/in)
54 N/mm (308 lb/in)
51 N/mm (291 lb/in)
54 N/mm (308 lb/in)
57 N/mm (325 lb/in)
x
(
p. 45)
p. 31)
p. 31)
33
p. 30)