External retaining ring, for the starter shaft

Dyna Glide Custom 1992 Dyna Glide Daytona 1992 Dyna Glide Sturgis 1991 Dyna Low Rider 1993 Dyna Wide Glide 1993 Electra Glide Classic 1989–1993 Electra Glide Sport 1989–1993 Electra Glide Standard 1989–1990 Electra Glide Ultra Classic 1991–1993 Fat Boy 1990–1993 Heritage Softail 1989–1990 Heritage Softail Classic 1989–1993 Heritage Softail Special/Nostalgia 1993 Low Rider 1989–1992 Low Rider Convertible 1989–1993 Low Rider Custom 1989–1993 Low Rider Sport Edition (Fxrsl) 1989–1993 Road King 1993 Softail 1989–1990 Softail Custom 1989–1993 Softail Springer 1989–1993 Sport Glide 1989–1992 Sport Glide Police 1989 Sturgis 1991 Super Glide 1989–1993 Tour Glide Classic 1989–1992 Tour Glide Ultra Classic 1989–1993