Old BX Mower, Aluminum Corrosion

PA452

Active member

Equipment
B2650
Nov 8, 2015
312
40
28
Western PA
I have a 2006 BX23 with a 54" MMM. Yesterday I was cleaning off the underside of the deck and noticed the plate in the center under the gearbox which appears to be aluminum is fairly heavily corroded.

Was this a common problem with this mower?