Tuff Country 16085 - GM 2011 Silverado 2500HD 6 box kit - Manual (Page 14)

52. Locate (10) 3/8” x 1” self threading bolts from hardware
bag 16085NB1. Install the new driver side bracket over the
OE bracket and secure using the new 3/8” hardware. Make
sure to use loctite and tighten. Repeat procedure on the pas-
senger side.
53. Working on the driver side, install the OE bump stop into
the previously installed bracket. Repeat procedure on the
passenger side.
54. Locate (2) 18 mm x 130 mm bolts, (2) 18 mm x 150 mm
bolts, (8) 18 mm flat washers and (4) 18 mm unitorque nuts
from hardware bag 16085NB3. Working on the driver side,
install the driver side lower control arm into the previously
installed front and rear cross members. The 18 mm x 130
mm bolt will secure the front portion of the lower control arm
into the front cross member and the 18 mm x 150 mm will
secure the
rear portion of
the lower con-
trol arm into
the rear cross
member. Do
not tighten at
this point
and repeat
p r o c e d u r e
on the pas-
senger side.