Owens OC7438EX User manual

Alum Box Boards 2007–C Chevy/GMC FS PU
OC7438EX, OC7438EXB
IN423 OC8438EX, OC8438EXB
1) 2)
Hardware included shown on right.
There are extra components in the
bolt pack
Tools required:
 1/2” socket
 7/16” socket
 1/2” wrench
 3/8” nut driver
 Drill
4)3)
Locate the front bed cross member and install clip
nut as shown in Fig. 1. If no hole is present you
will have to drill a 1/2” hole and insert 8mm pull
nut as shown in Fig. 4
Attach the FL181 bracket to the front bed cross
member support, using 5/16” bolt, as shown in
Fig. 2. Next install self tapping screws into the
other holes in the bracket to the cross member.
DRILLING INTO VEHICLE IS REQUIRED!
Cut trim lock to 9-3/4” and attach to FL180D & P as
shown in Fig 3. In front of rear wheel, above front leaf spring shackle, on the bed cross member, attach clip nut and
8mm pull nut, as shown in Fig. 4.
Install self tapping
screws here
Attach trim lock
here
Bolt pack
3124F
FL180D/P
Trim Lock
FL181

Alum Box Boards 2007–C Chevy/GMC FS PU
OC7438EX, OC7438EXB
IN423 OC8438EX, OC8438EXB
6)
Attach a 3124F angle bracket to the FL181
and FL180D & P with 5/16” bolts and nuts.
Snug but do not tighten at this time.
5)
8)7)
9)
Install FL180D & P using 5/16” flanged bolt (for
clip nut only) and 8mm bolt and washers, as in
Fig. 5.
5/16” bolt (for clip nut) or
8mm bolt (for pull nut) 8mm bolt
Insert one square headed track bolt into both
tracks for each bracket. Attach stone guard and end cap to running board
using 3/8”self threading bolts.
Place the board on the brackets with the bolts
through the slots. Fasten with 1/4” nuts. Note:
riser of box board tucks behind bedside in order
to line up with 2” riser of cab board.
Square headed
track bolt
10)
Make sure board is lined up with cab board. Use
one self drilling screw to attach the stone guard to
the fender lip. Make sure the board is level, then
use remaining 2 screws to finish attaching stone
guard to fender lip.

Alum Box Boards 2007–C Chevy/GMC FS PU
OC7438EX, OC7438EXB
IN423 OC8438EX, OC8438EXB
11)
Tighten any and all loose bolts. Repeat all
steps for opposite side.