Yamaha wr450f User Manual
7
Pre-load adjustment
1
Put the bike on a stand and loosen the screws in
the top fork crown that hold the fork legs.
Put the bike on a stand and loosen the screws in
the top fork crown that hold the fork legs.
NOTE!
On most MX-bikes you have take of the handle
bar off before you can unscrew the top cap.
bar off before you can unscrew the top cap.
Remove the adjustment wheel and the springs
and balls of the adjuster.
and balls of the adjuster.
2
Unscrew the top cap, use a 17 mm wrench and
tool (1860-01) or tool (1873-01) and a 1/2” socket
wrench.
Unscrew the top cap, use a 17 mm wrench and
tool (1860-01) or tool (1873-01) and a 1/2” socket
wrench.
Put a box under the front wheel so that the
springs are visible.
3
Remove the top cap from the damper rod extender.
Use two 17mm wrenches, and tool (1860-01).
Remove the top cap from the damper rod extender.
Use two 17mm wrenches, and tool (1860-01).
Adjustment
wheel
wheel
Balls and
springs
springs
Tool
(1860-01)
(1860-01)
Top cap
24 mm
wrench
wrench
Damper
rod assy
rod assy
Damper rod
extender
extender
17 mm
wrench
wrench
17 mm
wrench
wrench
Tool
(1873-01)
(1873-01)