It isn't a Ferrari Dino steering wheel. They were three spoke wheels made by Momo. It's most likely an after market wheel of some sort. The font used for the word Dino is not the same as the version Ferrari used.
Current: F50, 246 GT (x 2), 246 GTS
Past: 360M, F430 spider, 430 Scuderia, California (x 2), 458 Italia (x 2), 458 spider, 246 GT