ptsg
Super Member
This should be the assembly you have in the picture.
And the V shaped plate:
You may want to pull that arm out to grease the shaft as well. Every little bit helps.

Kubota L2800DT/HST (Dual Traction 4wd/Hydrostatic Transmission) Parts Diagrams
Kubota Parts Catalog Lookup. Buy Kubota Parts Online & Save!
www.messicks.com
And the V shaped plate:

Kubota L2800DT/HST (Dual Traction 4wd/Hydrostatic Transmission) Parts Diagrams
Kubota Parts Catalog Lookup. Buy Kubota Parts Online & Save!
www.messicks.com
You may want to pull that arm out to grease the shaft as well. Every little bit helps.