Troy Tulowitzki had the key hits as Colorado doubled up the Chicago Cubs 6-3.
Tulowitzki tied the game with a solo homer in the fourth before hitting a two-run double in the Rockies' three-run sixth.
Matt Holliday added two hits and an RBI as the Rockies salvaged a split of the four-game serires.
Rockies starting pitcher Tim Harikkala poked an RBI single but was lifted during the Cubs' three-run fourth.
Ryan Theriot singled home a run to give the Cubs a brief lead. But Chicago stayed a game and a-half behind first-place Milwaukee in the NL Central.
Matt Herges worked two and two-thirds hitless innings of relief to get to 1-and-0.
Kerry Wood is 0-1 after yielding three runs in the sixth.
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