Oil seal new.
Fits:
2T, 3T, 4T Left hand crank case seal
2F, 3F, 4F, 6F Right hand crank case seal
29C 30C 12D 31C, 7E, 8E, 9E, 10E, 11E 31A 32A, 33A, 34A, 36A, 37A, 4F,6F, 9F Gearbox output seal