I am looking for a larger planter, Currently using 18 row vertical fold and want to go to a 24 row front fold. I am set up for 22in rows and not interested in switching corn heads and planter. Does any one have on idea on which planters are easier to convert from 30 in to 22. I am only 2 miles from a jd dealer for service so I am looking at that brand. Any suggestions? twinsfan