MTD 100063 6180140 S UP PO RT O PO RT A LAM A with millerighe coupling for 40" plates rear exhaust inner shaft millerighe 738-0904 code height 138 mm Use bearing 100348 CODE : 100063 REFERENCE CODE : 6180140 S UP PO RT O PO RT A LAM A with millerighe coupling for 40" plates rear exhaust inner shaft millerighe 738-0904 code height 138 mm Use bearing 100348 CODE : 100063 REFERENCE CODE : 6180140 ORIGINAL : 6180140 Mtd