Switching from low-efficiency (class g) to high-efficiency (class a) tires can save up to 440 liters of fuel over a tireÒ€ℒs lifespan. Low rolling resistance tires can improve fuel economy by up to 9%, while Ò€¦ Nitrogen has long been touted as a superior alternative to regular air for tire inflation, with claims of improved tire life and fuel efficiency.

As tires lose pressure through permeation of the inflation gas through the tire material, a larger portion of the tire makes contact with the road surface. This has two effects; It increases the surface area of the Ò€¦