Rubber composition for tires

Diene rubber (I) (which can be vulcanized with sulfur), for tread or bulge area of tires (peferably tires of the commercial vehicles), comprises a rubber mixture and at least a soot (capable of forming agglomerates), whose turbo static structure is formed such that it exhibits a bending contrast effect with a dissolution point of 0.3 nm in a conventional transmission electron microscope with an acceleration tension of less than 200 kV. An independent claim is also included for tire, preferably tires of the commercial vehicles, comprising (I) in at least a part of the tread and/or in the bulge area of the tire.