It does come with GTR shocks. The battery the E-Revo tray will fit are a 2s 8000mah pack or 3s 5000mah pack. However, they didn't know the dimensions or what company battery packs this is for... The diffs are also interchangeable with the Revo, e-maxx, and t-maxx, but the rep said that they are stronger because they have a pin that is much thicker, or wasn't there before, or something. Anyways, here are a couple pictures of the E-Revo from the show I took: