While the 45 S models get the full-fat 416 horsepower version of the new M139 engine, there will be a more pedestrian non-S version that produces a still-respectable 382 horsepower.
Further, both of those models will debut on Thursday at the Goodwood Festival of Speed, according to posts made Monday by the company on social media.
These two models mark the first production use of the bonkers M139 turbo four-cylinder engine.
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Hey, remember that completely insane 400-plus horsepower four-cylinder engine that AMG decided to build recently?
Outstanding performance and ultimate driving dynamics are what you expect and the new Mercedes-AMG A 45 S 4MATIC+ delivers.
More to come at its world premiere at the Goodwood Festival of Speed on July 4th at 13:00 CEST. pic. twitter.
Mercedes-AMG is debuting the 415 hp A45 S and CLA45 S at Goodwood https://t.co/cdDAI1oy6L— CNET News (@CNETNews) July 4, 2019