Case IH 8820 (Hesston 8100/8200?)

I'm needing a draper head to cut triticale and CRP hay. I found a Case IH 8820 Cummins engine 1800 hrs, 30 triple delivery head. Who has experience with this machine? What's the weak points other than small diameter tires? What hay heads work on it?

Case IH 8820 (Hesston 8100/8200?)