Jun 17, 2015 / Cutter shaft bearing failure for a Vemco Flail Mower Thread Starter #11 OP CTWright Bronze Member Joined Nov 10, 2014 Messages 94 Location Santa Fe, NM Tractor 1959 MF65 Diesel and 1959 Ford 641 gas It was pretty easy, the worst part was the weight of the cutter drum.