Item 1001208847 has must read information.
: In order for this light kit to work, your machine must be equipped wit h cab electrical option 1 harness. If your machine is not already equi pped with cab electrical option 1 harness, please order "Cab Electrica l Option 1 Harness Kit" and install that before installing this light kit. Please refer to your machine's parts manual for the proper part n umbers.