# Cometic Harley-Davidson Derby Cover O-Ring 1984-98 EVO 1340 Flt,Fxr 5-Speed All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns - All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns This Part Fits: Year Make Model Submodel 1997-1999 Harley-Davidson FLHR Road King Base 1998-1999 Harley-Davidson FLHRCI Road King Classic Base 1996-1997 Harley-Davidson FLHRI Road King Base 1984,1987-1993 Harley-Davidson FLHS Electra Glide Sport Base 1996-1999 Harley-Davidson FLHTCI Electra Glide Classic Base 1989-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base 1986-1990 Harley-Davidson FLST Heritage Softail Base 1988-1999 Harley-Davidson FLSTC Heritage Softail Classic Base 1990-1999 Harley-Davidson FLSTF Fat Boy Base 1994-1996 Harley-Davidson FLSTN Heritage Softail Special Base 1998-1999 Harley-Davidson FLTR Road Glide Base 1998-1999 Harley-Davidson FLTRI Road Glide Base 1995-1999 Harley-Davidson FXD Dyna Super Glide Base 1993-1999 Harley-Davidson FXDL Dyna Low Rider Base 1993-1999 Harley-Davidson FXDWG Dyna Wide Glide Base 1987-1994 Harley-Davidson FXLR Low Rider Custom Base 1999 Harley-Davidson FXR2 Base 1999 Harley-Davidson FXR3 Base 1984-1992 Harley-Davidson FXRS Low Glide Base 1984-1992 Harley-Davidson FXRT Sport Glide Base 1984-1999 Harley-Davidson FXST Softail Standard Base 1986-1999 Harley-Davidson FXSTC Softail Custom Base 1988-1999 Harley-Davidson FXSTS Springer Softail Base 1995-1997 Harley-Davidson FXSTSB Bad Boy Base 1984-1986 Harley-Davidson FXWG Wide Glide Base ## Details - **Price:** 54.13 CAD - **Vendor:** Cometic Gasket - **Type:** Gasket Kits ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 54.13 CAD | In stock | ## Images - Photo - Primary --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/cometic-harley-davidson-derby-cover-o-ring-1984-98-evo-1340-flt-fxr-5-speed) > Updated: 2026-06-26