Longest wearing drive tire featuring regenerating tread features that deliver excellent traction late in life for line haul applications. – Improved fuel efficiency, with a 5% rolling resistance improvement over MICHELIN XDA5 tire, provided by the Advanced Technology compound.- Leading tread life, and smooth wear ? solid shoulders.- Excellent mileage and stability ? wide footprint / square shoulders.- Exceptional handling, traction, and stability ? Matrix Siping Technology.- Late life traction ? regenerating tread features.- Extended casing life and retreadability ? full-width elastic protector ply.- Reduced heat and fatigue ? rectangular bead bundle, a Michelin exclusive.