Gelof went 2-for-3 with a solo home run, an additional RBI, two additional runs scored and two walks in Sunday's 8-7 win over the Mariners.
Gelof opened the scoring with a solo homer that left his bat at 106.4 mph down the left-field line in the first inning. The 26-year-old had been in a mini-funk entering Sunday, going 3-for-27 (.111) over his past seven contests. On the year, Gelof is slashing .252/.319/.461 with 18 homers, 46 RBI, 68 runs and 14 stolen bases in 99 games.