Hi, not sure if correct ones, but there are two yellow coloured buckets on ebay.com for 30$ or so. Both sold separatelly but from the same seller. One with ring (if recall correct). Cannot post a link as I saw on mobile app.
Selling freshly rebuilt T-84 transmission for MB/GPW. 1400€+Shipping
Have some other parts that will be selling, but no lost at the moment. If you need something, freely reach out and I see if I have something.