MTD Oil Seal Part# 921-0100

MTD Oil Seal part# 921-0100
has an inside diameter of 3/4" and an outside diameter of 1-1/8'. This seal was used in the gear case of the following front tine tiller models; 218-355-000, 219-355-000, 129-366B023, and 218-355-098. There may be models that use this part that we do not have listed here. Please refer to your owners manual or a parts breakdown for your model, to assure that this is the correct part for your machine, before you order.