http://en.lemanslive.com/News/Tyre-quotas-for-endurance-racingUntil now, tyre numbers were only restricted in the LM P2 and LM GTE Am classes. In 2014, the LM P2 cars were allowed to use two different types of tyre per race from a choice of three made available for the season by their respective suppliers. Overall quantities were also limited for WEC rounds (e.g. three sets for free practice, and four for qualifying and the race).
Now, with the exception of the 56th Garage entry at Le Mans, slicks will be restricted in every class for the 2015 FIA World Endurance Championship ...
