Husqvarna TC 449 2011 I.E. Workshop Manual page 239

FRONT SUSPENSION
TC 449 2011/2012 I.E.
TE 449 - 511 2011/2012 I.E.
TXC 449 - 511 2011/2012 I.E.
SMR 449 2011 I.E.
SMR 511 2011/2012 I.E.
Push down the inner tube.
Slip the tool shown in the figure between wheel axle carrier and cartridge nut.
Insert the rebound adjuster rod into the piston rod and tighten the adjuster
screw.
Be careful not to hurt your fingers.
Tighten the adjuster screw all the way in.
Make sure that there is some play between the bottom edge of the adjuster screw
and the upper edge of the nut.
Tighten nut and adjuster to 28 Nm (20.6 ft/lb) using a wrench.
Workshop Manual Ed. 03-2012
I.15