MU10 Bighorn 2.0 Tire - Rear - 25x10Rx12, Manufacturer: Maxxis, MU10 25X10R12 BGHRN 2.0 6PR RR The Bighorn 2.0 is a lightweight version of the legendary Bighorn. It's non-directional tread offers traction in all types of terrain. This tire has a 6-ply rating for lasting durability on the trail.