BMW E30 LSD 188MM MEDIUM SIZE LSD LIMITED SLIP DIFFERENTIAL SPACER PLATE OEM IN GOOD CONDITION ONLY WITH NORMAL WEAR.BUYER IS RESPONSIBLE FOR APPLICATION.THIS part will fit only the 188MM MEDIUMCASE DIFFERENTIAL.I AM ONLY SELLING WHAT YOU SEE IN PICTURES NOTHING MORE.ITEM IS USED BUT IN GOOD CONDITION ONLY WITH NORMAL WEAR.THE THICKNESS OF SPACER IS 4MM.BUYER IS RESPONSIBLE FOR APPLICATION,PLEASE MEASURE YOUR OLD SPACER SINCE THERE ARE MANY DIFFERENT SIZES.