OutdoorKing Repair Forum Forums Repairs and Maintenance Questions On Ride On Mowers Questions on Greenfield Ride On Mower Frames Greenfield Blade Carrier Bent . . .

While it is apart and you've gone to some expense already, I would also replace bearings as well.
At least you will know that the job is done and you will get another 8 years of mowing provided you don't hit that kerb again.