Montero broke a 4-4 tie with a shot to deep center field off Juan Rincon (2-1) after Mark Reynolds had singled.
The Rockies struck back with a run in the bottom of the eighth on a two-out pinch-hit triple by Ryan Spilborghs, but Chad Qualls came in from the bullpen to record the final out.
Juan Gutierrez (2-2) pitched a scoreless seventh for the win, although he walked two batters.
Colorado took a 3-0 lead in the second on a lead-off home run by Troy Tulowitzki, an RBI single by Dexter Fowler and a wild pitch that scored Ian Stewart from third.
Arizona scored a run in the fourth and two more in the sixth on a triple by Justin Upton. They tied the score 4-4 in the seventh on a bases-loaded single by Stephen Drew, who was 4-for-4 in the game.
Copyright 2009 by United Press International.
Post new comment