JKS 2700 - Manual (Page 7)

JKS AC OS Pro™ Installation PN 2700 Page 7 of 8
 Using the Main Body (B) as a template,
accurately mark all six hole locations on the
upper spring mount using a transfer punch or
equivalent. HINT: Hole locations should align
with spring mount bracket as indicated below.
 Using a 1/4” bit, drill a pilot hole at each hole
location. Enlarge each hole with a 3/8” drill bit.
 Paint any exposed metal on the upper spring
mount to prevent corrosion.

5. INSTALL MAIN BODY OF ACOS
PRO

ON UPPER SPRING MOUNT
 Position the Main Body (B) against the bottom
of the upper spring mount and align the
mounting holes.
 Insert a 5/16” x 1-1/4” Cap Bolt (C) through
each hole. Loosely secur
e with a 5/16” Nylock
Nut (D) from above the spring mount.
HINT: It is not necessary to install the supplied
Reinforcement Ring (A) on rear applications.
 Once all six bolts have been installed, tighten
the 5/16” Nylock Nuts (D) to 40 ft-lbs. using a
torque wrench.

6. SET ADJUSTER RING FOR
DESIRED RIDE HEIGHT
 Apply spray lubricant to threads of Main Body
(B). Install Adjuster Ring (E) by threading
clockwise onto Main Body (B).
 Slide Isolator Pad (G) onto Main Body until flush
with Adjuster Ring (E).
IMPORTANT: Vehicle ride height is determined
by measuring the distance between the
top of Main Body and bottom of Isolator Pad,
and then subtracting 1
/4” (0.25 in.).
X
” – 1/4” = RIDE HEIGHT *
* Represents increase in ride height over OE suspension
WARNING
DO NOT EXCEED
MAXIMUM RANGE OF ADJUSTMENT
ADJUSTMENT RANGE
MINIMUM: 1-3/4 ” (1.750 in.)
MAXIMUM: 3-5/8 ” (3.625 in.) **
** MAXIMUM: 2- 1/8” (2.125 in.) if Main Body
was shortened 1- 1/2” in step 3
 Rotate Adjuster Ring (E) to desired position and
tighten the recessed
3/8” x 1-1/4” Cap Bolt (F)
to lock in place.