Enzi died surrounded by family and friends, former spokesman Max D’Onofrio said.
Enzi had been hospitalized with a broken neck and ribs after the accident near Gillette on Friday sent him to a hospital where he was stabilized before being flown to a hospital in Colorado.
Enzi fell near his home about 8:30 p.m.
Friday, Daly said, around the time Gillette police received a report of a man lying unresponsive in a road near a bike
His family expressed appreciation for prayers and support they’ve received but asked for privacy, D’Onofrio said