- RENOA SILENCER GROOVES - Helps reduce pattern nosie by trapping sound in tread pattern elements - ASYMMETRIC CAVITY SHAPE - Optimizes handling and ride - PROPRIETARY POLYMER TECHNOLOGY - Improves wear performance - SILICA - Improves traction in wet conditions by flexibility of tread compound - NANOPRO-TECH - Improves rolling resistance - PROTRUDING 3D SUB-SURFACE PLATFORM - Improves deep snow performance by providing additional biting edges - Eco Efficiency Bridgestone, using the philosophy of continuous improvement, is constantly making our great tires even better, including improving environmental performance. The Eco-Products designation shows this tire has the following characteristics: - Improved rolling resistance, which helps increase fuel efficiency and reduce vehicle emissions. - Reduced tire weight that conserves resources. - Environmentally conscious materials, such as non-aromatic oil and recycled materials. - 80,000 mile limited warranty on H Speed Rated Sizes - 75,000 mile limited warranty on V Speed Rated Sizes. - 50,000 mile limited warranty on W Speed Rated Sizes