Deere J model changes question

Hello all,

I am upgrading my 550H, which i currently use for general grading, and finish grades on smaller home lots for a builder i work for.

I love the dozer, and I am only upgrading to another deere machine, either 550 or 650 but a J model.

In my searches, I have noticed a few changes seemed to have happened over the years.

Looks to me 05-07 had a different dash, and I'm guessing different computer controls?

the 08 and newer seem to have the dash, where you can control the...

Deere J model changes question

Deere J model changes question