double clutch mechanism luk type compatible with case-ih for tractor models 523 553 554 564 624 644 654 724 734 743 744 745 754 824 834 844 845 characteristics double clutch 㘠280/300 mm cast iron 6 levers independent actuation code 52230 original part number: 34021177r91 1964056c1 1964056c2 1964056ex 3137633r94 3137633r96 3137633r97 3137666ex 3137666r94 3137666r95 3137666r96 3137666r97 3137666r98 em