EZGO Golf Cart 609083 Electronic Speed Controller Used on 1994-current E-Z-GO Medalist & TXT Models with thePDS and VPSapplications Used primarily for speed enhancementandincreased powerwhile maintaining E-Z-GO Safety Standards Speed controllers will vary in type depending on the Make/Model of your E-Z-GO Vehicle There are three large terminals on the end of the controller and two smaller terminals on the opposite end When it's time to replace the Controller, you should check the Electric Motor since extreme conditions such as lightning can cause permanent damage