Coe (6-2) led 37-20 at the break and held at least a 14-point advantage throughout the second half.
Tim Reynolds led Chicago (6-4) with 13 points, while Brandon Woodhead added 10 points and five assists.
Rob Hanna also finished in double figures for Coe with 16 points.
The loss snapped the Maroons' two-game winning streak.
