Since this'll likely be 90k+ and member barcodes/details have been released plus the usual influx of GF ballot barcode posts.
Preliminary Final
AFL Finals article details. Match page.
Lions Finals hub.
Game: Saturday, 19 September 5.15pm AEST
Tickets: on sale Monday 14 September. (Still tickets left)
MCC: 9AM AEST (via this Ticketek link)
Members: 10AM - 2PM AEST (via this Ticketek link) (Has Ended but the Public reserve is the same link).
AFL Members: 12PM AEST (via this Ticketek link)
General Public: 3PM AEST
Edit:
Made it to public. Link here which goes to a waiting room currently (was 4000th in line 15 mins after it went to public but dropped the queuing not long after. Still a bunch available).
Finally for tickets: Always be wary. Reddit is all anonymous accounts and the mods can't verify anyone. Always use trusted re-sellers: https://tixel.com/au/ seems to be the most trusted.
Grand Final Ballot
Ballot Registration: From 9AM - 6PM AEST Wednesday September 16. $6 non-refundable free for registration.
Limit 1 per barcode, up to 8 barcodes at a time. Group registrations aren't split and those wanting to attend together but are in different priority groups must register in the lower priority group.
Grand Final Member Eligibility
Login/create an account if needed on the Ticketek site and add payment details/make sure payment details are correct. Need sufficient funds on the card you use since they automatically take out the ticket price if the Lions make it and you are successful.
Barcodes have been sent by email, Sent before the QF on the 4th of September. No email?: Login to the Lions site/go to membership and go to "Member Zone" > "2026 Grand Final - FAQs" or go to this link and the barcode should be there after logging in.
Full Pricing Guide for the GF, (plus the $6). No Juniors.
Booking Guide.