The Mud-Terrain T/A KM (“KM” stands for Key benefit Mud) is BFGoodrich’s Off-Road Maximum Traction light truck tire designed to be the rock-climbing, mud-eating, and terrain-taming king. The Mud-Terrain T/A KM was developed to meet the needs of pickup truck and sport utility vehicle drivers who desire maximum off-road traction. If you need help picking out a tire, or have questions about sizing, please contact us at 1-480-966-3040.