Photos of gear sprockets as requested, to an untrained eye they seem ok to me.

Attachments
IMG_20181212_091830.jpg (223.95 KB, 252 downloads)
IMG_20181212_091937.jpg (219.87 KB, 253 downloads)
IMG_20181212_092146.jpg (137.59 KB, 252 downloads)
IMG_20181212_092157.jpg (149.15 KB, 251 downloads)

I've got a highway to mow