Item 1001212487 has must read information.
Comments: In order for this light kit to work, your machine must be equipped with cab electrical option 1 harness. If your machine is not already equipped with cab electrical option 1 harness, please order "Cab Electrical Option 1 Harness Kit" and install that before installing this light kit. Please refer to your machine's parts manual for the proper part numbers. 

KIT,ROAD LIGHTS,943/642,NO O/R

Net Item: Yes

Item Number:
1001212487

Shipping Dimensions:
Weight: 0

Unit of Measure:
EA
Consult Factory:
Yes
KIT,ROAD LIGHTS,943/642,NO O/R - 1001212487