Michelin Defender LTX M/S 2 Tire The Michelin Defender LTX M/S 2 is completely redesigned to meet the needs of today's vehicles. With modern pick-up trucks and full size SUVs getting larger and more powerful, Defender LTX M/S 2 offers the increased tread life that today's drivers expect. The Michelin Defender LTX M/S 2 Tire offers best in class mileage delivering two extra years of treadlife compared to three leading competitive tires. When tested for treadwear, the Michelin Defender LTX M/S 2 tire lasted at least 25% longer than three leading competitive tires. When tested for treadwear, the Michelin Defender LTX M/S 2 tire lasted more than 25,000 miles longer than three leading competitive tires.