are you sure you have the right part number?
i can not imagine there is a difference in the backing plates.
there is a difference in the ''knuckle'' housing. and for those, you can use the ABS type on the non-ABS cars, but not vice versa.
so, depending on your need , does this answer your question?
what are you trying to do?
what is wrong with your car?
what year, model, engine, trans, miles is your car?
did you look on
Car-Part.com--Used Auto Parts Market ?