My most recent purchase was from a few different places.

Traxxas E Revo $449.99

SPC 7 Cell 4600mAH E Revo Packs $142.03

Proline Badlands MT Tires and J Concepts Rulux Wheels $59.95

Traxxas Splined 17mm Hex Adapters $19.95

I got the E Revo from my LHS. The rims, tires, and adapters I got from impaktrc.com. And the packs from specpointbatteries.com.

Grand Total: $671.92