but you will have to check your cover casting number to confirm if it will work with this seal if you have an early engine serial number
you will also need JJIH4243
All listed models with 2 piece cap and clockwise rotation
Industrial: 500A SN: 123114 - 152141
4250 4255 4240 4320 4430 4440 4450 4455 4520 4620 4630 4640 4650 4840 4850 7020 8430 8450 8570 Tractors
AT18031 RE521349 R100142, T20031, T23516 Crankshaft Fits John Deere Tractor Case but you will have toQuality Aftermarket AT18031 RE521349 R100142, T20031, T23516 Crankshaft Fits John Deere Tractor Fits: Fits the following w 3 152, 3 164, 3 179 diesel engine w 1. 37" (short) nose using 1 bolt to retain crankshaft pulley: 820 3 cyl., 830 3 cyl., 1020, 2040, 2150, 2155, 2240, 2255; Industrials Specifications See website for all applications. Bearings & gear not included. Replacement Numbers AT18031, RE521349; Serviceable for RE46896, RE47637 w out