Okay, since this thread has been revived, I'll axe a question...:)
I have a 97 XJ Auto with 5.5" lift, 33's and 4:56 gears, banks header, 62mm TB, TB spacer, K&N Cold air intake and flowmaster exaust.
I will be towing a 17' hybrid travel trailer (Trail lite c17)
I have trailer brakes, and...