Caterpillar and Dealer WesTrac Sign Agreement With Fortescue Metals Group to Implement an Autonomous Mining Solution

Caterpillar Inc.

and Cat Dealer WesTrac have signed a Memorandum of Understanding (

) with Fortescue Metals Group based in Perth, Australia to implement an autonomous mining solution that is focused on delivering productivity and performance gains for Fortescue's new Solomon iron ore mine. This solution will comprise a number of elements, including the full Cat® MineStar™ System technology suite and an initial fleet of 12 Command for hauling autonomous 793F trucks to be implemented in third and fourth quarter 2012. At full operational capacity, it is anticipated the Solomon mine will have approximately 45 autonomous trucks by 2015.