This is a replacement stainless steel clutch pin that replaces and outlasts stock part number 21511223328. Do note that the bellhousing casting size can vary. A helpful tip is placing the pin in the freezer a few hours before installation, cleaning the bore, and applying a light amount of anti-seize or grease during install. Also heating the the bore can help as well. Fits the following (with manual transmissions): - 1 Series ( E81 / E82 / E87 / E88 / F20 / F21 ) - 2 Series ( F22 / F23 / F87 ) - 3 Series ( E36 / E46 / E90 / E91 / E92 / E93 / F30 / F31 / F34 / F80 ) - 4 Series ( F32 / F33 / F36 / F82 / F83 ) - 5 Series ( E34 / E39 / E60 / E61 / F10 / F11 / G30 / G31 ) - 6 Series ( E63 / E64 / F06 / F12 / F13 ) - X1 Series ( E84 ) - X3 Series ( E83 / F25 / G01 ) - X4 Series ( F26 ) - X5 Series ( E53 ) - Z3 Series ( E36/7 / E36/8 ) - Z4 Series ( E85 / E86 / E89 ) - Z8 Series ( E52 )