This will generally apply to all electric Club Car DS golf carts built after 1982. To find out is very simple, and must be known if you would like to upgrade your batteries (from 36 to 48 volts).
  1. If you find resistor coils near the motor, and only 1 solenoid, you have a resistor car.
  2. If you find resistor coils near the motor, and you have 5 solenoids, you have a much older solenoid car.
  3. If there is a plastic cover behind the batteries, you have a controller car.