I don't know what model yr mine is( I just it a little over a month ago) but I am guessing a '10? and it has grease zerks on the universals but is not listed in the O/M.
Hey Scrappy,
Did you receive an update to your owners manual about the greasing of the drive-line u-joints?
In this thread that just started, it was mentioned that an insert to the Operations Manual for new owners of 2320 was supposed to be provided. (Publication date: Dec 14, 2010)
88233-(|)-2320 - Driveshaft service schedule was not detailed in operator's manual - TractorByNet.com