Home / Engine Stuff / Flex Drive / Flex Drive Components / Drive Shaft Flex 377 w/Spider Drive Shaft Flex 377 w/Spider$295.00 Drive Shaft Flex 377 w/Spider quantity Add to cart SKU: FD60061-O Category: Flex Drive Components Description Description Rotax 377 4 Belt Pully System straight shaft with bolt hole. 24-1/2″ long. Shaft and spider only. Does not include Hub adaptor