This cap came off a 2008 Sportster. It was an original Harley Davidson stock part. Considered USED, but never left the Dealer's showroom. The 2008 Sportster's cap was upgraded at time of purchase with a locking cap.
After market,Dennis Kirk Part #: H18-156
FITS:
'92-Later XL and DYNA (Except '04-Later FXD, FXDX, '05-'06 FXDC),
'00-Later Softtail Models, and
'94-Later Road King Models.