The Bridgestone Ecopia EP500 is the tire that comes standard on the BMW i3. This tire is highly regarded for its low rolling resistance, which is made possible by its unique tread design and ologic technology in the tread formulation. The Ecopia EP500 offers excellent traction and handling all year round, thanks to its well-designed tread and increased contact patch area. Here are some of the key features and benefits of the Bridgestone Ecopia EP500: 1. Speed rating of Q, allowing for a maximum speed of 100 mph. 2. Constructed with eco-friendly materials and methods, making it an environmentally conscious choice. 3. Designed with low rolling resistance, resulting in improved fuel efficiency and savings at the pump. 4. Provides traction in various weather conditions, making it suitable for all seasons.