Tuff Country 13090 - GM 11-13 Silverado 3500HD 3.5 lift kit User Manual
Page 6
the outside of the vehicle. This will make for easier
access when lubing them with a grease gun.
18. Working on the driver side, install the new driver side
upper control arm into the OE pockets using the OE hard-
ware. Make sure to use loctite and torque to 95 ft lbs.
Repeat procedure on the passenger side.
15. Locate the new driver and passenger side upper control
arms. Remove and set aside the cotter pin, washer and cas-
tle nut from the new upper control arms.
16. Locate (8) MO2617 poly bushings and (4) S10238
sleeves from hardware bag 13085NB1. Install the new
bushings and sleeves into the new upper control arms.
Special note: Make sure to use a fair amount of lithium
or moly base grease before installing the new bushings
and sleeves into the control arms. This will increase the
life of the bushing as well as help prevent squeaking.
17. Locate the new sert fittings from hardware bag
13085NB1. Install the new sert fittings into the new upper
control arms. Special note: Make sure not to over tighten
and also make sure that the sert fitting is facing towards
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