This little grommet seals the hole where your antenna base pokes through the rear fender. It is often the source of water leaking into the trunk. If yours look dry-rotted, we suggest you replace it before it leaks. Also Known as : Antenna Mast Base or Grommet, Short Rod Aerial
BMW Part Number: 65 21 8 389 698 ( 65218389698) 65-21-8-389-698
- Fits Z3 and M Roadsters built prior to April 1, 1999