This is a replacement 24 volt 500 (24VSK -Say that on the back) Fastscooters controller for those people who need a replacement controller for our kit, this WILL NOT WORK WITH THE STOCK THROTTLES AND YOU MUST VERIFY WITH A MESSAGE WITH THE ORDER OR AFTER THE PURCHASE STATING YOU HAVE OUR THROTTLE OR ORDER WILL BE CANCELED.

  This only fits our kits and you must have our kit already for this to work.

    This fits only If you already have our custom variable speed kit in 36volt on the scooters listed below.

E200-E300-e325s-mx350-mx400-dirt quad without reverse-rsf 350 and a few more. Message me if your not sure.

  This controller says 24VSK 2+3 6 pin on the back and does all versions and your existing controller should say

24VSK

2+3

6pin