2018 Mercedes-AMG GT R - Does AMG's 911 GT3 rival set a new benchmark? | Autocar

The hardcore Mercedes-AMG GT R is aimed squarely at the Porsche 911 GT3. For now, it's the most focussed performance car Mercedes-AMG builds - more power, less weight and a stiffer chassis setup make it faster and more athletic than lesser AMG GTs. Subscribe now:
But how does it cope with a bumpy British B-road, and is it completely out of it depth in wet weather? We spent two days on the best roads in South Wales finding out.
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