Gear (3rd & 7th)
CTPA-AT30053 Replacement Part to Fit:  John Deere For Models: 1641F, 2020, 2030, 2040, 2120, 2440, 2630, 2640, 820, 920, 2240 SN 350000> 31 / 20 TOOTH, 1.375" I.D., 4.750" O.D.  Price:  $153.12  Buyers Club Price:  $137.81