Originally Posted by Solara

On the ROAR site, it said this...

Speed Passion EXT98802PRO PRO 2.1 ESC (Carbon,Silver,Clue)

That is the GT2.1 ProStock....Roar don't always put down the exact right name or number on their approve list, this is not the 1st one or the last one. But your ESC is on the approved list.