Michelin Americas Truck Tires offers two tires that are made especially for emergency response vehicles and the demanding applications that they often facethe Michelin XZLTM and the Michelin XSTM. The XZL tire is an all-position radial tire that delivers all-terrain, non-directional tread design for added versatility. The all-position XS radial tire is designed to perform in both on- and off-road applications, providing exceptional soft soil mobility.