Nissan GT-R Development Team To Compete in the 24 Hours Nurburgring Nissan is racing with the production-version GT-R (Club Track Edition) at Nurburgring from May 17-20. Nissan will assess its endurance capability in the toughest environment (24 hour race) at the world's toughest circuit (Nordschleife) against strong competitors-European sports/super car manufacturers' factory racing cars. All data and information obtained through this participation will then be utilized for development and to further improve the GT-R's future year models.