These keys are NOT transponder keys. for BMW 3 5 6 7 SERIES E21 E30 E12 E28 E23 E24 M3 M5 for 1984-1990 BMW 3 Series , 1985-1988 BMW 5 Series , 1985-1989 BMW 6 Series , 1985-1987 BMW 7 Series , 1988-1991 BMW M3 , 1985-1988 BMW M6 You will need to take the key blanks along with your key to a locksmith. QTY:2 blank key for BMW 3 5 6 7 SERIES E21 E30 E12 E28 E23 E24 M3 M5 This auction is for two (2) new keys blank with no cuts. These keys are NOT transponder keys. Both pictures are of the same key. Picture shows both sides. Please be sure to match your key number, key groves, and tip of key to your existing key. The head of the key could be different depending on the manufacturer. You will need to take the key blanks along with your key to a locksmith. We highly recommend using a professional locksmith. If you have any questions, please feel free to ask. For BMW SERIES E21 E30 E12 E28 E23 E24 1984-1990 BMW 3 Series 1985-1988 BMW 5 Series 1985-1989 BMW 6 Series 1985-1987 BMW 7 Series 1988-1991 BMW M3 1985-1988 BMW M6 Various key blank manufacturers may call this key by a different part number. Some examples are: Cole BMW3 Ilco X144-P Ilco EZ BMW3-P Jet BMW3 JMA BM-2, BM2 Orion HF56 Silca HU50 Taylor X144