BMW e39 (98-99) early e46 Gas Cap w/ tether GENUINE Brand new Gas Cap with tether, Genuine BMW. NOTE: 5-series fits from 09/1998 thru 06/1999 PRODUCTION DATE. NOTE: 3-series fits thru 07/1999 PRODUCTION DATE. part# 16 11 1 184 731, fits late e39 and early e46