Re: TD 20 Lower Unit Lube Home › Forum › Ask A Member › TD 20 Lower Unit Lube › Re: TD 20 Lower Unit Lube crosbymanCanada Member - 2 YearsReplies: 3587Topics: 326 December 19, 2017 at 7:35 pm #68789 Corn head grease is apparently very good and inexpensive at your John Deere dealer Joining AOMCI has priviledges 🙂