My JL Wrangler Unlimited is 15.7 feet long. It fits in my garage pretty well. I have about a foot of space in front and in back. I figure I could in theory fit a vehicle up to a maximum of 18 feet in length.
I just looked up the specs and it seems the JT Gladiator pickup is 18.1 feet long...
Jeep has a "cold weather package" that includes remote start, heated seats, and most importantly a heated steering wheel. My wife's Jeep has this package, and that heated steering wheel is worth it's weight in gold. It's one of those things you'd never give much of a thought, but after you...