https://jdparts.deere.com/servlet/com.deere.u90.jdparts.view.publicservlets.HomeUnsigned
John Deere part number TY25878.
how to replace battery in z425 zero turn john deere mower
In short, No. A Z425 isn't a commercial mower, rather a residential zero turn. John Deere's commercial zero turns are the z700's and the z900's.
Because the seat switch is faulty and needs replacing.
It could be the cell at column Z and row 425.