Footnote
9	For vehicles from Audi type '89,B4 and C4/S4 with a disc brake at axle to the centering stud might be too long for the 30ER System. In that case, type '89 +B4 Part. No. 40234572 (4-hole) and for C4/S6 Part. No. 4055571 (5-hole) must be used.