Yamaha WR250R Service Manual page 168

Installed depth "a"
15 mm (0.59 in)
Installed depth "b"
8.5–9.0 mm (0.33–0.35 in)
Installed depth "c"
0–0.5 mm (0–0.02 in)
c
a b
1
a b
c
3. Install:
Rear shock absorber assembly
G
Refer to "REAR SHOCK ABSORBER AS-
SEMBLY" on page 4-53.
4. Install:
Swing arm assembly
G
Pivot shaft nut
85 Nm (8.5 m•kg, 62 ft•lb)
5. Install:
Rear wheel
G
Refer to "REAR WHEEL" on page 4-7.
6. Adjust:
Drive chain slack
G
Refer to "ADJUSTING THE DRIVE CHAIN
SLACK" on page 1-26.
Drive chain slack
WR250R 38.0–48.0 mm
(1.50–1.89 in)
WR250X 40.0–50.0 mm
(1.57–1.97 in)
c
b a
1
2
b a
c
4-58
SWINGARM