Michael Bay revealed the Autobot Drift’s alt-mode via twitter. It’s a mean-looking Mercedes-AMG GT R:

(Click on the picture to enlarge.)

“The samurai returns thanks to @MercedesAMG GT R. Looking good, Drift. #transformers @MercedesBenz”

Director Michael Bay

Do you like Drift’s alt-mode?

Anyway, additional pictures from the set:

Still no official plot synopsis, but according to the online rumor this new installment would revolve around the Transformers’ origins.

The film will hit theaters on June 23, 2017.
:)