Mercedes-AMG continues to expand the model lineup of the its flagship grand tourer with the introduction of the all-new GT C Roadster. More powerful than the standard Roadster model, the GT C packs a tuned 4.0-liter twin-turbo V8, along with revised mechanicals.

The eight cylinder engine now produces 557 PS and 680 Nm of torque, eclipsing the figures of the standard Roadster (475 PS with 630 Nm). 0 – 100 km/h comes in at a quick 3.7 seconds.  

Another up close shot of the Mercedes-AMG GT C

The 7-speed dual clutch gearbox has been reworked as well, with the first gear now having a higher ratio. Meanwhile the final gear has lower ratios. The transmission also features three modes to choose from; Comfort, Sport and Sport +. Only available for the GT C is 'RACE' mode which presets the transmission to deliver faster gear changing.

Other technologies installed on the GT C Roadster are: AMG Sports Suspension, rear-locking differential and the GT C exclusive active rear-wheel steering.

Inside the Mercedes-AMG GT C

Like the GT Roadster that was revealed a few weeks ago, the GT C Roadster features the same exterior kit of the standard soft top. Seen at the front is the Panamericana grill that was derived from the GT R amd GT3 racecar. Also present arethe new front bumper that gets bigger air intakes and the larger alloy wheels available in either 19- or 20-inch sizes.

Rear quarter of the Mercedes-AMG GT C

The fixed hardtop has been replaced with a folding fabric soft top. It comes with three layers and is supported by a lightweight frame made from magnesium, steel and aluminum.