Liqui Moly Bathurst 12 Hour
May 13-15

Bathurst 12 Hour 2022 class structure

Class Subclass Driver 1 Driver 2 Driver 3 (Driver 4) Car spec

A Pro-Am Platinum, Gold, or Silver Platinum, Gold, or Silver Bronze (Bronze) GT3
A Am Silver or Bronze Bronze Bronze (Bronze) GT3
B Pro-Am Silver Bronze Bronze (Bronze) GT3 Trophy
B Am Bronze Bronze Bronze (Bronze) GT3 Trophy
C Porsche GT3 Cup
D GT4
I Invitational, GTC

Somewhat messy but the emphasis appears to be placed on Pro-Am entries, ergo the lack of a 'Pro' class.