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At DMG Motorsports, we present the All Balls Racing Rear Master Cylinder Rebuild Kit (SKU 21-81169) — the trusted fix for a leaking or worn-out rear brake master cylinder on a wide range of Harley-Davidson Big Twin and Sportster models. Designed as a direct replacement for OEM number 42382-87E, this kit gives you everything needed to restore firm, reliable rear brake performance without the expense of a full master cylinder replacement. All Balls Racing is a leading name in powersports hard parts, engineering rebuild kits to meet OEM specifications so your repair goes smoothly and lasts.
Features:
| Vehicle | Year(s) |
|---|---|
| Harley Davidson FLD Dyna Switchback | 2012–2016 |
| Harley Davidson FLHR Road King | 1994–2007 |
| Harley Davidson FLHRC Road King Classic | 1998–2007 |
| Harley Davidson FLHRS Road King Custom | 2004–2007 |
| Harley Davidson FLHRSE CVO Road King | 2002–2003, 2007 |
| Harley Davidson FLHT Electra Glide | 1995–2007 |
| Harley Davidson FLHTC Electra Glide Classic | 1994–2007 |
| Harley Davidson FLHTCSE CVO Electra Glide | 2004–2005 |
| Harley Davidson FLHTCU Electra Glide Ultra Classic | 1994–2007 |
| Harley Davidson FLHTCUSE CVO Electra Glide Ultra Classic | 2006–2007 |
| Harley Davidson FLHX Street Glide | 2006–2007 |
| Harley Davidson FLS Softail Slim | 2012–2017 |
| Harley Davidson FLSS Softail Slim S | 2016–2017 |
| Harley Davidson FLST Softail Heritage | 2006 |
| Harley Davidson FLSTC Softail Heritage Classic | 1991–2017 |
| Harley Davidson FLSTF Softail Fat Boy | 1991–2017 |
| Harley Davidson FLSTFB Softail Fat Boy Lo | 2010–2016 |
| Harley Davidson FLSTFS Softail Fat Boy S | 2016–2017 |
| Harley Davidson FLSTFSE CVO Softail Fat Boy | 2005–2006 |
| Harley Davidson FLSTN Softail Deluxe | 2005–2017 |
| Harley Davidson FLSTN Softail Heritage Special | 1996 |
| Harley Davidson FLSTN Softail Nostalgia | 1993–1995 |
| Harley Davidson FLSTNSE CVO Softail Deluxe | 2014–2015 |
| Harley Davidson FLSTS Softail Heritage Springer | 1997–2003 |
| Harley Davidson FLSTSB Softail Cross Bones | 2008–2011 |
| Harley Davidson FLSTSC Softail Springer Classic | 2005–2007 |
| Harley Davidson FLSTSE CVO Softail | 2010–2012 |
| Harley Davidson FLTCU Ultra Classic Tour Glide | 1994–1996 |
| Harley Davidson FLTR Road Glide | 1998–2007 |
| Harley Davidson FLTRSE CVO Road Glide | 2001 |
| Harley Davidson FXD Dyna Super Glide | 1995–2010 |
| Harley Davidson FXDL Dyna Low Rider | 1993–2009, 2014–2017 |
| Harley Davidson FXDWG Dyna Wide Glide | 1993–2008, 2010–2017 |
| Harley Davidson FXDWGSE CVO Dyna Switchblade | 2001–2002 |
| Harley Davidson FXDX Dyna Super Glide Sport | 1999–2005 |
| Harley Davidson FXDXT Dyna Super Glide T-Sport | 2001–2003 |
| Harley Davidson FXR Super Glide | 1991–1993 |
| Harley Davidson FXRS Low Glide | 1991–1992 |
| Harley Davidson FXRS-Conv Low Rider Convertible | 1991–1993 |
| Harley Davidson FXRS-SP Low Rider Sport | 1991–1993 |
| Harley Davidson FXRT Sport Glide | 1991–1992 |
| Harley Davidson FXS Softail Blackline | 2011–2013 |
| Harley Davidson FXSB Softail Breakout | 2013–2015 |
| Harley Davidson FXSBSE CVO Softail Breakout | 2013–2014 |
| Harley Davidson FXST Softail | 1999–2007 |
| Harley Davidson FXSTB Softail Night Train | 1999–2009 |
| Harley Davidson FXSTC Softail Custom | 1991–1999, 2007–2010 |
| Harley Davidson FXSTCU Softail Custom Classic | 2010 |
| Harley Davidson FXSTD Softail Deuce | 2000–2007 |
| Harley Davidson FXSTDSE CVO Softail Deuce | 2003–2004 |
| Harley Davidson FXSTS Softail Springer | 1991–2006 |
| Harley Davidson FXSTSB Softail Bad Boy | 1995–1997 |
| Harley Davidson FXSTSSE CVO Softail Springer | 2007–2009 |
Guaranteed Fitment
Always the correct part
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