Yes, you can set the fronts, surrounds and rear surrround to different crossovers. I just double checked in the manual. I have all of mine set to 80 Hz. But, I can not set the right or left differently.

The Rat. M80s, VP-150, QS8s, SVS PC 20-39+, OPPO, Onkyo 703s, Harmony 880 Sony 60" SXRD HDTV