Description
ALL BALLS big twin jackshaft 10 tooth small gear. Manufacturer part number 79-2106.
WPS part number 279-2106.
ALL BALLS big twin jackshaft 10 tooth small gear.
In stock
ALL BALLS big twin jackshaft 10 tooth small gear. Manufacturer part number 79-2106.
WPS part number 279-2106.
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 |
|---|---|---|
| 1994–2006 | Harley Davidson | FLHR Road King |
| 1998–2006 | Harley Davidson | FLHRC Road King Classic |
| 2004–2006 | Harley Davidson | FLHRS Road King Custom |
| 1995–2006 | Harley Davidson | FLHT Electra Glide |
| 1994–2006 | Harley Davidson | FLHTC Electra Glide Classic |
| 2004–2005 | Harley Davidson | FLHTCSE CVO Electra Glide |
| 1994–2006 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 2006 | Harley Davidson | FLHTCUSE CVO Electra Glide Ultra Classic |
| 2006 | Harley Davidson | FLHX Street Glide |
| 2006 | Harley Davidson | FLST Softail Heritage |
| 1994–2006 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1994–2006 | Harley Davidson | FLSTF Softail Fat Boy |
| 2005–2006 | Harley Davidson | FLSTFSE CVO Softail Fat Boy |
| 2005–2006 | Harley Davidson | FLSTN Softail Deluxe |
| 1996 | Harley Davidson | FLSTN Softail Heritage Special |
| 1994–1995 | Harley Davidson | FLSTN Softail Nostalgia |
| 1997–2003 | Harley Davidson | FLSTS Softail Heritage Springer |
| 2005–2006 | Harley Davidson | FLSTSC Softail Springer Classic |
| 1994–1996 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1998–2006 | Harley Davidson | FLTR Road Glide |
| 1995–2005 | Harley Davidson | FXD Dyna Super Glide |
| 2005 | Harley Davidson | FXDC Dyna Super Glide Custom |
| 1994–2005 | Harley Davidson | FXDL Dyna Low Rider |
| 1994–2000 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 1994–2005 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1999–2005 | Harley Davidson | FXDX Dyna Super Glide Sport |
| 2001–2003 | Harley Davidson | FXDXT Dyna Super Glide T-Sport |
| 1994 | Harley Davidson | FXLR Low Rider Custom |
| 1994 | Harley Davidson | FXR Super Glide |
| 1994 | Harley Davidson | FXRS-Conv Low Rider Convertible |
| 1999–2006 | Harley Davidson | FXST Softail |
| 1999–2006 | Harley Davidson | FXSTB Softail Night Train |
| 1994–1999 | Harley Davidson | FXSTC Softail Custom |
| 2000–2006 | Harley Davidson | FXSTD Softail Deuce |
| 2003 | Harley Davidson | FXSTDSE CVO Softail Deuce |
| 1994–2006 | Harley Davidson | FXSTS Softail Springer |
| 1995–1997 | Harley Davidson | FXSTSB Softail Bad Boy |
Source: WPS vehicle-fitment data · WPS part 279-2106 · Checked November 11, 2026.
| Weight | 0.79 lbs |
|---|---|
| Dimensions | 5 × 7.9 × 1.5 in |
Choose the correct crimping, testing and connector tools.
Match wire gauge, circuit protection, connector type and system voltage.

Select your motorcycle to check for matching parts.
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