Replaces your worn or non-functioning IQ speed sensor Our parts meet or exceed OEM quality standards FLIP YOUR TOW/RUN SWITCH BEFORE INSTALLATION; Simply jack up the rear of your cart, remove your passenger side tire, remove (2) screws holding speed sensor to motor, and install new speed sensor Fits the Following Cart(s): Club Car (IQ) models with ADC motor ONLYA speed sensor is responsible for telling your motor how fast it will spin. If your golf cart suddenly quit performing like normal. Chances are your speed sensor has gone bad in your motor. Replacing this part should get you back on the road in the left lane of traffic.