Our civic took a hit at 45-50ish and took it pretty well. In fact drove it home $8,000 in damage though. Sad thing is now that I moved I see rear end accident on a weekly basis
http://img64.imageshack.us/img64/7563/dscn0030m.jpg
http://yfrog.com/7ddscn0029nj
http://img64.imageshack.us/img64/7563/dscn0030m.jpg
http://yfrog.com/7ddscn0029nj