on september 4, 2008 the u.s. marine corps awarded navistar a $752 million contract to develop and produce a lighter, smaller, and more mobile maxxpro variant that is less prone to the rollover problems that have plagued mrap vehicles. maxxpro dash m1235a1 has a smaller turning radius and higher torque to weight ratio. production of the maxxpro dash began in october 2008 with delivery of 822 units completed by february 2009.