Assuming 21" tall tires (don't recall what most people are running now)

The 4.93 gives you a top end of 77, 100, and 120 @ 6700 in 3rd, 4th, and 5th gears.
The stock 4.4 gives you a top end of 81, 112, and 134, which you'll never see..but this drops the revs for 120 in 5th to 6000.