Anton Grady finished with 22 points and Trey Lewis added 15 points for the Vikings (15-10, 9-2 Horizon League), who have won six of seven and are 9-2 in Horizon League play for just the second time in school history.
Cleveland State had a 10-0 run in the first half and led by 11 at the break. The Raiders cut the lead to four with 10:24 to play, but the Vikings regained control with a 7-0 run.
The Vikings shot a season high 61.2 percent from the field and made a season high 24 free throws. They are 6-1 this season when shooting better that 50 percent.
Joe Thomasson scored 17 points off the bench for Wright State (11-13, 3-7).