3 Buttons Remote Key Shell Fits 1997 1998 1999 2000 2001 2002 2003 Lexus RX300 This is about one uncut remote key shell. Please compare your actual remote key with this remote case. Make sure your remote has 3 buttons and the blade is 37mm long. If your remote does not have 3 buttons, or the blade is longer (42mm) this remote case is not going to work in your car. This item has no electronics inside and no chip. Is only the remote case. Is the perfect part for your old broken but still working remote key. You just need to open it, and place in the new plastic shell your electronic part from inside your old broken remote key. The key is uncut, so you'll need take this key to a professional locksmith or the dealership to get it cut and make it work in your car's locks. No programming is required since the chip and remote functions are from your old working key. It Fits 1997 1998 1999 2000 2001 2002 2003 Lexus RX300