In Search Of Parts for JD300B Link T67895 and T67896

I am looking for part: John Deere 'Link' T67895 and T67896. It fits John Deere models: 300B, 302A, 350C, 401C, 401D, 444, 444C, 450C, 500, 500A, 544C, 550, 92, 9250, 9250A, 93, 9400, 9550. Please let me know if you have any leads or have them available for sale.