Originally Posted by
3Cforme
A small correction for those checking upgrade inventory: Delta's upgrade buckets for complimentary Medallion upgrades are:
V, for flights sold as domestic First class
G, for flights sold as Business
Brain-fart on my part (for V), although I just double checked and G is actually First domestic upgrades using miles or PMU/SWU certs, X is Business complimentary, and Z for Business miles/certs.
The flight is V0 currently.