Tuff Country 54070 - Toyota Tundra 07-14 4 lift kit - Manual (Page 5)

11. Working on the driver side, loosen but do not remove the
castle nut holding the upper control arm to the knuckle. With
a hammer, hit the knuckle to break the taper. Once the taper
has been broken, remove the castle nut and discard.
Separate the upper control arm from the knuckle. Repeat
procedure on the passenger side.
12. Working on the driver side, remove the lower mounting
hardware that attaches the strut to the lower control arm.
Save the hardware. Carefully lower down on the hydraulic
floor jack allowing removal of the strut easier. Remove the
strut and set aside. Repeat procedure on the passenger
side.
13. Working on the driver side, carefully remove the fender
flaps from the body of the vehicle. Save the fender flap
plugs. Repeat procedure on the passenger side.
14. Working on the driver side, remove and save the hard-
ware attaching the upper control arm to the OE location. The
upper control
arm may be
d i s c a r d e d .
Repeat proce-
dure on the
p a s s e n g e r
side.