Lemfoerder? is in fact a part of ZF Group NAO (North American Operations). Sales HQ is in Michigan: phone: 313 - 416 - 2319; fax: 313 - 416 - 8218 There is a web site - of course I can't remember it - there wasn't too much info on it. You can call them for sources of ball joints! They are supposed to be the best. Andy