Rev. C 0408
42791 pg. 3
BestRail
™
Overhead Rack Installation Instructions
Locate two (2) Right and Left Overhead Rack
Corner Caps and match them into pairs. Use a
pair of the Corner Caps to mount an Overhead
Rack Cross Member to the top of each of the Front
Leg Assemblies. Install four (4) 1/4-20 x 3" Socket
Head Screws and four (4) 1/4-20 Nylock Nuts to
secure the caps to each Leg Assembly.
Install Front Overhead
Rack Cross Member
Assemble Legs to
Front Brackets
Locate the Left Front Bracket and orient it to the
vehicle. Take one of the Overhead Rack Legs and
orient it to the bracket with the angled edge to the
bottom and opening up toward the inside of the ve-
hicle bed. Align the holes in the Leg with the holes
in the Front Bracket. The wider side of the Leg will
follow the line of the vehicle bed from front to back.
Secure the Leg to the bracket with two (2) 1/4-20
x 2-1/4" Flat Head Screws, two (2) 1/4-20 x 3-1/4"
Flat Head Screws, two (2) 1/4" Washers and four
(4) 1/4-20 Nylock Nuts.
Repeat this procedure with the Right Front Bracket.
Leg
Left Front Bracket
1/4-20 x 3-1/4" Flat
Head Screws
1/4-20 x 2-1/4" Flat
Head Screws, 1/4"
Washers and 1/4-20
Nylock Nuts
1/4" Washers and
1/4-20 Nylock Nuts
Angled End of Leg
Assemble Legs to
Rear Brackets
Locate the Left Rear Bracket and orient it to the
vehicle. Take one of the Overhead Rack Legs and
orient it to the bracket with the angled edge to the
bottom and opening up toward the inside of the
vehicle bed. Align the holes in the Leg with the holes
in the Rear Bracket. The wider side of the Leg will
follow the line of the vehicle bed from front to back.
Secure the Leg to the bracket with two (2) 1/4-20 x
2-1/4" Flat Head Screws, two (2) 1/4-20 x 3-1/4" Flat
Head Screws, two (2) 1/4" Washers and four (4) 1/4-
20 Nylock Nuts.
Repeat this procedure with the Right Rear Bracket.
Leg
Left Rear Bracket
1/4-20 x 2-1/4" Flat
Head Screws
Angled End
of Leg
Front Assembly
Overhead Rack
Cross Member
1/4-20 x 3" Socket
Head Screws
Right and Left
Overhead Rack
Corner Caps
1/4" Washers
and 1/4-20
Nylock Nuts
1/4-20 x 3-1/4" Flat
Head Screws, 1/4"
Washers and 1/4-20
Nylock Nuts
1/4-20
Nylock
Nuts
(4)
