John Jaso and Tyler Ladendorf each drove in a pair of runs, with Billy Burns contributiing two hits and two runs scored to the Athletics' victory.
Kirk Straily worked the first four innings, allowing three runs on five hits, then Drew Pomeranz gave up one hit and fanned three over three relief frames for the win.
Francisco Lindor went 2-for-4 with an RBI and run score, while Mike Aviles and Matt Carson knocked in a run each for the Tribe.
Carlos Carrasco was tagged in defeat for nine hits and eight runs -- five earned -- over his 2 2/3 inning stint on the mound.
Swim Week Miami Beach 2014 [PHOTOS]