How big is a 10R16.5 tire ?

[ankarback]

My suburban originally had this tiredimension and I'm curious how to translate that into a more common dimension. My guess is that 255/85-16 comes close.
Anyone seen this size of tire somewhere?

 

[OffRoad]

hey, i plugged it into the goodyear farm tire search engine.

30.4 x 10.9

http://www.goodyearag.com/cfmx/web/farm_selector/display.cfm?name=Sure%20Grip%20Lug%20Super%20Single&Size=10%2D16%2E5%20NHS