Oh, this is an excellent question.
Other than increased maintenance there is no downside to the air springs at all. Yes, adding pressure will make it more difficult to compress the suspension but that effort is WAY less than the coil bind you will experience with metal springs. Air...
It's a living document with instructions for installation of the bumper. I'll write the instructions here and if people run into problems then we can address them here once and other people can see how to resolve the problems as well.
You get about 2 inches which is what we recommend. You could get more but after that it's difficult to get alignment in spec. There will be a bit of positive camber but the important thing is to make sure the toe hits factory specs and you even out the camber on both sides.
That would...
Step 6: Prepare to trim factory bumper
Remove parking sensors and sensor harness
Start to trim factory bumper. The first trim is the "Rough trim"
Here is a template we are working on.
Template explained
The white line on the bumper is approximately where your first trim will be...
Step 5: Test Fit the bumper
With the help of a friend, pick up the bumper and place it on the truck. Careful not to scratch the paint.
PRO TIP: We like to use height adjustable tables. Super handy for putting bumpers on and when youre not using them to put on bumpers you can use them as...
Step 4: Prepare for test fit
Remove the Trailer Plugs bolted to the frame and set these aside
Make Clearance to slip the bumper on by trimming and folding in some tabs
Hammer the trailer plug tab against the frame
Cut the "skirts" hanging off the body on the left and right side of the...
Step 3: Remove the factory Rear Bumper
Remove the factory mud flaps
Disconnect the backup sensor harness from the vehicle
Remove the factory rear bumper (save this for later)
Remove the factory bumper support brackets located at the back of the vehicle
Remove the bumper/mudflap supports...