double clutch mechanism luk type compatible with case-ih for tractor models 633 a 633 xe 633 xf 640 733/a (5/78 ) 740 833 a 833 e 833 h 833 v 840 933 940 features double clutch 㘠228/290 mm cast iron 6 levers independently operated code: 52527 229000111 original part no.: 1964055c1 1964055ex 3404116ex 3404116r91 ? em