F2670R New Lower Yoke Fits John Deere Tractors 520 530 620 630 720 730One New Aftermarket Replacement Lower Yoke (Bottom Yoke) Fits John Deere Two Cylinder Tractors This aftermarket replacement lower yoke (also known as the bottom yoke) is a key component of the 3 point hitch leveling assembly on Fits John Deere two cylinder row crop tractors. It is part of the adjustable upright system that allows operators to level and position rear mounted implements. Fits John Deere 520, 530, 620, 630, 720, and 730 tractors except