Here is a breakdown of all the model variations;
There were 3 different ones of each built, here are the variations.
2110 4 cylinder made from 1963-1964, this is a row crop with 134 C.I. gas / 144 C.I. diesel variation of the 2000 4 cylinder series, it has a 4 speed transmission, no PTO, no hydraulics. (Most of the parts for the 700 series fits)
2110 3 cylinder made from 1965 to 1974, this is a LCG tractor (low ground clearance) used for mowing etc. it used a 158 C.I. or 175 C.I. gas / diesel (most of the parts for a 2003 3 cylinder series fit, except rims/ & front axle parts)
2110 4 cylinder 38 HP diesel (138 C.I.) built by Shibaura in Japan from 1983 thru 1986 (this is a stand alone compact tractor that unless we have the part we will need to try to special order parts for)
2120 4 cylinder made from 1963-1964, this is an ‘all purpose’ utility tractor, with 134 C.I. gas / 144 C.I. diesel and adjustable front axle, 5 speed transmission with live PTO (most of the parts for the 661 series fits)
2120 3 cylinder made from 1965 to 1974, this is a ‘highway’ mowing tractor, it used a 158 C.I. or 175 C.I. gas / diesel (parts from the 2000 3 cylinder fits this).
2120 4 cylinder 42 HP diesel (138 C.I.) built by Shibaura in Japan from 1987 thru 2002 (this is a stand alone compact tractor that unless we have the part we will need to try to special order parts for).
(Tractor Data.com shows a slight year difference, my year info is from the New Holland site)
JR Roberts