The Goodyear Tire & Rubber Co.’s RM (Rock Hauling) line includes two off-the-road tires: the RM-4A+ E4 and the RM-3A E3.

Each tire boasts an extra-deep tread pattern for enhanced performance in certain conditions; interlocking stability blading to promote a solid footprint; and high-angle grooves to promote traction and cleaning.

The RM-4A+ E4 is available in the following sizes: 2700R49, 3300R51, 3700R57, 46/90R57, 53/80R63 and 59/80R63. The RM-3A E3 is available in two sizes: 53/80R63 and 59/80R63.