AN102006 John Deere Gear Box Input Spur Oil seal, Fits 40 and 90 series John Deere Cornhead,Models:243,244,343,344,444,493,494,543,543,594,642,643,644, 645, 693, 694, 842, 843,844, 893,894,1243,1293. Unit weight: 0.1Lbs