Description Brake Discs, 7" x 4", 29 spline. Tractors: 1550, 1555, 1600, 1650, 1655, 2-62, 2-78, & 4-78 White/Oliver. G550 & G750 Minn-Moline. This item is a suitable alternative for the following: 106724AAF, 72500239, 72514388, 785334, A-106724A, A106724A, KS263