Below is a excerpt from a story on Torque News (link:
Tesla Confirms Refreshed Model Y With 4680 Cells & New Architecture Will Begin Deliveries Early 2022 | Torque News) discussing the October Tesla earnings call:
"One such update was a question regarding the delivery timeline of the refreshed Model Y with 4680 cells and a structural battery pack. In the call, Tesla’s Senior Vice President of Powertrain and Energy Engineering, Drew Baglino answer the question by saying.
This is a huge update from Tesla. We have known for some time now that Tesla was planning to begin production of the refreshed Model Y, which Musk has said will be the
most advanced vehicle in the world with two-thirds of the body cast, in Giga Berlin and Giga Texas by the end of this quarter."