If your tractor has 8 lights, please use the 4x40 packet.
The LED Par-36 use male spade terminals to connect to the wires (included). 12-24 volt. 3-year warranty.
The standard Par-36 halogen is around 600-800 lumen, the standard LED is 1400 lumen each light, and the high output is 1700 lumen effective / 2200 raw.
Lights used in this kit can be found below in Related Products
John Deere, 4030, 4230,4430,4630