I had to customize a mount for my bike rack from my 98 4runner using the existing tie down bolts.
Nissan Armada Interior bike rack by Yakima
2 x 4's x 6-1/4" & 9-1/4"lg
4x4x3/4 wide shelf angle (one leg cut short)
1/4 x 3 wood screw
#10 x 1 wood screw