The R123 Ecopia™ is designed for applications in both long-haul and regional service. This ultra-fuel efficient tire is a smart choice for a more sustainable future. An achievement in low rolling resistance design, the R123 Ecopia^TM delivers nearly $400 in fuel savings over 100,000 miles over the R197 Ecopia^TM. Ideal for fleets looking to maximize fuel dollars, and a lower total cost of ownership.