Oh and for spacing from the ground...........
I measured the the car at ride height, distance from bumpstop plus 1 in and then mounted them that number of in from the ground. that way at full bump i still have about 1" of clearance till it drags on the ground.
2012 F-150 EcoBoost 4X4 (work truck)
Focus S #1, Sedan Revolution #192, Rally Revolution #8, March 2012 SOTM
Focal Distortion, a Ford licensed club and FSC member.
Sgt, USMC (1999-2003)