Mercedes-AMG will introduce its new GT3-spec racer at the Geneva Motor Show, taking over from the highly decorated SLS GT3 that's made its mark on endurance and sports car racing around the world.

Mercedes-Benz has whipped up a special edition of its SLS AMG GT3 customer racecar to mark the 45th anniversary of the very first SL model. The company plans to build no more than five examples ...