The next iteration of Tesla's top-selling EV has officially debuted in China and Australia, teasing what American buyers should expect from the long-awaited vehicle update likely to launch in the months ahead.

Tesla has launched an updated version of its most successful car — but you can't order it in the US yet. The Elon Musk-run automaker unveiled a long-rumored refresh of the Model Y on Friday, with deliveries set to begin in China in March as the company fights off fierce competition from local EV rivals.