The 5100s will lift you too high in the front. Given the change in geometry with the Superlift, it won't be a problem as far as suspension angles go, but you will need to lift the rear with a spacer or different springs to get your Jeep level again.
4600s are the better choice if you just want to stick with a stock Superlift.
4600s are the better choice if you just want to stick with a stock Superlift.