Only 75 units will be produced, and as a result of its lack of roof, loses about 440 pounds off the SLR's kerb weight making it the fastest top-speed of any SLR at 217mph. 0-186mph in 26 seconds.

Spy video of the SLR Speedster, aka “Gullwing revivial” exploded onto the web last week, giving a first view of the special edition SLR 722 model in action. Now photographers have caught it on and around the Nürburgring circuit in Germany giving us a closer look at the body.

As a modern day interpretation of the 1955 Mercedes-Benz 300 SLR Sir Stirling Moss drove to victory in the demanding Mille Miglia race, the special edition SLR 722 model with its roofless design and low rising windscreen is expected to make its official debut any day now.

Only 75 units will be produced, and as a result of its lack of roof, loses about 440 pounds off the SLR's kerb weight making it the fastest top-speed of any SLR at 217mph. 0-186mph in 26 seconds.

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