That's listed in kph, which is about 35mph. "Closing Speed (kph): 56.23"
http://www-nrd.nhtsa.dot.gov/database/aspx/vehdb/testtabledetails.aspx?LJC=8308&existphoto=Y&p_tstno=8308&existreport=Y&r_tstno=8308&existvideo=Y&v_tstno=8308&database=v&tstno=8308