A loaded coal train led by BNSF ACe 8796 runs south on the Joint Line towards Larkspur, Colorado.

BNSF 8796 (SD70ACe) leads a coal train south on the Joint Line through Larkspur, Colorado.

BNSF 8796 (SD70ACe) leads a loaded coal through the Black Forest in Larkspur, Colorado.

BNSF 8796 (SD70ACe) leads a loaded coal train south on the Joint Line through The Sag at Spruce, Colorado.

BNSF 8796 (SD70ACe) leads a loaded coal train south on the Joint Line through Greenland, Colorado.

BNSF 8796 (SD70ACe) leads a coal train past a helper engine staged at Spruce, Colorado to assist heavy trains climbing the last miles of the Palmer Divide.

Here is a good comparison of the paint color differences on an ACe and a MAC.