Planetary Ring Gear
CTPA-897021M1 Replacement Part to Fit:  Massey Ferguson For Models: 2500, (202, 203, 2135, 2200, 3165 ALL 6 SP / MAN SHUTTLE), (135, 165 ALL 6/8 SP / MULTI-PWR), 150 6/8 SP TRANS SN CB22864>, MULTI-PWR, 30 6/8 SP TRANS SN 54 TOOTH, 1.723" THICK  Price:  $368.35  Buyers Club Price:  $331.51