Yamaha YZ125(T)/T1 Owner's Service Manual page 192

REAR SHOCK ABSORBER SPRING PRELOAD
ADJUSTMENT
EC36M014
REAR SHOCK ABSORBER SPRING
PRELOAD ADJUSTMENT
1. Elevate the rear wheel by placing the suit-
able stand under the engine.
2. Remove:
9 Rear frame
3. Loosen:
9 Locknut 1
4. Adjust:
9 Spring preload
By turning the adjuster 2.
Stiffer ¡
Increase the spring preload.
(Turn the adjuster 2 2 in.)
Softer ¡
Decrease the spring pre-
load. (Turn the adjuster 2 2
out.)
Spring length (installed) a a :
Standard length
252 mm (9.92 in)
*248 mm (9.76 in)
*For EUROPE
NOTE:
9 Be sure to remove all dirt and mud from around
the locknut
adjustment.
9 The length of the spring (installed) changes 1.5
mm (0.06 in) per turn of the adjuster.
cC
Never attempt to turn the adjuster beyond
the maximum or minimum setting.
5. Tighten:
9 Locknut
6. Install:
9 Rear frame (upper)
9 Rear frame (lower)
3-30
INSP
ADJ
Extent of adjustment
240.5~258.5 mm
(9.47~10.18 in)
and adjuster before
32 Nm (3.2 m•kg, 23 ft•lb)
29 Nm (2.9 m•kg, 21 ft•lb)