Description
COMPUFIRE charging system 32amp `81-99 bt (except efi). Manufacturer part number 55520.
WPS part number 139-10017.
COMPUFIRE charging system 32amp `81-99 bt (except efi).
In stock
COMPUFIRE charging system 32amp `81-99 bt (except efi). Manufacturer part number 55520.
WPS part number 139-10017.
WPS lists this part for the following vehicles. Match your exact model and year.
Follow the position, mounting and installation notes in the product description. Modified vehicles may require different parts.
| Years | Make | Model |
|---|---|---|
| 1981–1985 | Harley Davidson | FLH Electra Glide |
| 1981 | Harley Davidson | FLHC Electra Glide Classic |
| 1994–1999 | Harley Davidson | FLHR Road King |
| 1998–1999 | Harley Davidson | FLHRC Road King Classic |
| 1981, 1984, 1987–1993 | Harley Davidson | FLHS Electra Glide Sport |
| 1986–1987, 1995–1999 | Harley Davidson | FLHT Electra Glide |
| 1983–1999 | Harley Davidson | FLHTC Electra Glide Classic |
| 1989–1999 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1984–1985 | Harley Davidson | FLHX Electra Glide Special |
| 1986–1990 | Harley Davidson | FLST Softail Heritage |
| 1988–1999 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1990–1999 | Harley Davidson | FLSTF Softail Fat Boy |
| 1996 | Harley Davidson | FLSTN Softail Heritage Special |
| 1993–1995 | Harley Davidson | FLSTN Softail Nostalgia |
| 1997–1999 | Harley Davidson | FLSTS Softail Heritage Springer |
| 1981–1983 | Harley Davidson | FLT Tour Glide |
| 1981–1993 | Harley Davidson | FLTC Tour Glide Classic |
| 1989–1996 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1998–1999 | Harley Davidson | FLTR Road Glide |
| 1981–1982 | Harley Davidson | FXB Sturgis |
| 1995–1999 | Harley Davidson | FXD Dyna Super Glide |
| 1992 | Harley Davidson | FXDB-D Dyna Glide Daytona |
| 1991 | Harley Davidson | FXDB-S Dyna Glide Sturgis |
| 1992 | Harley Davidson | FXDC Dyna Super Glide Custom |
| 1983 | Harley Davidson | FXDG Disc Glide |
| 1993–1999 | Harley Davidson | FXDL Dyna Low Rider |
| 1994–1999 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 1993–1999 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1999 | Harley Davidson | FXDX Dyna Super Glide Sport |
| 1981–1984 | Harley Davidson | FXE Super Glide |
| 1981, 1985 | Harley Davidson | FXEF Fat Bob |
| 1987–1994 | Harley Davidson | FXLR Low Rider Custom |
| 1982–1983, 1986–1994 | Harley Davidson | FXR Super Glide |
| 1985 | Harley Davidson | FXRC Low Glide |
| 1987 | Harley Davidson | FXRC Low Rider Chrome |
| 1986 | Harley Davidson | FXRD Grand Touring |
| 1984 | Harley Davidson | FXRDG Disc Glide |
| 1982–1985, 1987–1992 | Harley Davidson | FXRS Low Glide |
| 1986 | Harley Davidson | FXRS Low Rider |
| 1990–1993 | Harley Davidson | FXRS-Conv Low Rider Convertible |
| 1986–1993 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1999 | Harley Davidson | FXRSE CVO FXR |
| 1983–1992 | Harley Davidson | FXRT Sport Glide |
| 1980–1982 | Harley Davidson | FXS Low Rider |
| 1983–1985 | Harley Davidson | FXSB Low Rider – Belt |
| 1984–1990, 1999 | Harley Davidson | FXST Softail |
| 1999 | Harley Davidson | FXSTB Softail Night Train |
| 1986–1999 | Harley Davidson | FXSTC Softail Custom |
| 1988–1999 | Harley Davidson | FXSTS Softail Springer |
| 1995–1997 | Harley Davidson | FXSTSB Softail Bad Boy |
| 1981–1986 | Harley Davidson | FXWG Wide Glide |
Source: WPS vehicle-fitment data · WPS part 139-10017 · Checked November 12, 2026.
| Weight | 9 lbs |
|---|---|
| Dimensions | 8 × 5 × 8 in |
Match the cover and exact motorcycle.
Use the fluid and quantity specified for the compartment opened. Check what the kit includes.
Follow the service manual for the fastener and grade.



Select your motorcycle to check for matching parts.
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