5" inside diameter
All listed models from 1953 to 1957 with 4 Cylinder gas engine
(44K Early Distillate
SO Tractors
2-1/2" outlet outside diameter
AR49025 Front Crankshaft Seal-Fits John Deere Tractor 3010 3020 4000 Ford 5" inside diameterQuality Aftermarket: Front Crankshaft Seal Fits: AR49025 John Deere Tractor 3010 Front Crankshaft Seal, gas, LP, diesel tractor with Engine SN: 1E36700 & up; 4010 Front Crankshaft Seal, gas, LP, diesel tractor with Engine SN: 2E44800 & up; 3020, 4020, 4040, 4050, 4055, 4250, 4255, 4430, 4450, 4455, 4520, 4620, 4630, 4640, 4650, 4840, 4850, 5010, 5020, 6030, 7020, 7520, 8430, 8450, 8570, 8650, 8770, 8870 Front Crankshaft Seal, gas, LP, diesel tractor