Honda 2004 XR400R Owner's Manual page 109

Suspension
Rear Suspension Spring Pre-Load
Pre-load should be adjusted when the engine is
cold because it is necessary to remove the
muffler.
An optional pin spanner is available for turning
the lock nut and adjusting nut to adjust spring
pre-load.
1. Remove the seat (page
2. Remove the right side cover (page
3. Remove the muffler by loosening the
muffler clamp bolt ( ) and removing the
lower ( ) and upper muffler bolts ( ). Pull 3
the muffler away from the exhaust pipe.
100
Servicing Your Honda
60 ).
58 ).
2
4
RIGHT SIDE
(4)
(1) side cover bolts
(2) muffler clamp bolt
(3) muffler bolt (lower)
(4) muffler bolt (upper)
(2)
(3)
(1)