rear out of fether duster ???

does this rear have a sure-grip? and do you know the ratio? Probably would be a huge ship bill all the way to Oregon where I'm at.
:oops: I haven't been under car to see yet.its a 6 cyl.car with air.I will get my son to look today after 4 pm.I guess I should have looked before posting.:banghead:....thanks for asking....Artie :coffee2: