PROGRESSIVE SUSPENSION 412 Series Shocks — 305 mm (12") extended length, Black, Rear – 91-17 Dyna, 01-02, 07-10 CVO
Durable, cost-effective replacement shocks designed specifically for Harley models with five-position preload adjustment.
Durable, cost-effective replacement shocks designed specifically for Harley models with five-position preload adjustment.
Designed specifically for Harley models, the 412 Series Shocks deliver durable, cost-effective suspension improvements for a wide range of bikes. 🏍️
The simple, durable design and five-position cam-style spring preload adjuster let you quickly dial in your ride.
Some or all shocks listed are approved for road use; refer to the most recent certificate for current listing.
All shocks are measured center-of-eyelet to center-of-eyelet, and heavy duty applications are recommended when operating near the manufacturer's maximum load rating.
Before purchasing or attempting installation of non-stock lengths, confirm wheel travel and clearance to avoid swingarm, exhaust, chain/belt guard, or tire contact.
This product fits the following vehicles. Use the filters below to narrow down the list if needed.
| Manufacturer | Model | Family | Year | Notes |
|---|---|---|---|---|
| Harley Davidson | Dyna Switchback | Dyna | 2012 | |
| Harley Davidson | Dyna Switchback | Dyna | 2013 | |
| Harley Davidson | Dyna Switchback | Dyna | 2012 | |
| Harley Davidson | Dyna Switchback | Dyna | 2013 | |
| Harley Davidson | Dyna Switchback | Dyna | 2014 | |
| Harley Davidson | Dyna Switchback | Dyna | 2015 | |
| Harley Davidson | Dyna Switchback | Dyna | 2016 | |
| Harley Davidson | Dyna Super Glide | Dyna | 1995 | |
| Harley Davidson | Dyna Super Glide | Dyna | 1996 | |
| Harley Davidson | Dyna Super Glide | Dyna | 1997 | |
| Harley Davidson | Dyna Super Glide | Dyna | 1998 | |
| Harley Davidson | Dyna Super Glide | Dyna | 1999 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2000 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2001 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2002 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2003 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2004 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2005 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2007 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2008 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2009 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2010 | |
| Harley Davidson | Dyna Glide Sturgis | Dyna | 1991 | |
| Harley Davidson | Dyna Glide Daytona | Dyna | 1992 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2007 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2008 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2009 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2010 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2011 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2012 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2013 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2012 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2013 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2014 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2015 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2016 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2017 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2014 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2015 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2016 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2017 | |
| Harley Davidson | Dyna Street Bob Limited | Dyna | 2013 | |
| Harley Davidson | Dyna Street Bob Limited | Dyna | 2013 | |
| Harley Davidson | Dyna Street Bob Limited | Dyna | 2013 | |
| Harley Davidson | Dyna Street Bob Limited | Dyna | 2013 | |
| Harley Davidson | Dyna Street Bob Special | Dyna | 2014 | |
| Harley Davidson | Dyna Street Bob Special | Dyna | 2015 | |
| Harley Davidson | Dyna Street Bob Special | Dyna | 2014 | |
| Harley Davidson | Dyna Street Bob Special | Dyna | 2015 | |
| Harley Davidson | Dyna Street Bob Limited | Dyna | 2016 | |
| Harley Davidson | Dyna Street Bob Limited | Dyna | 2016 | |
| Harley Davidson | Dyna Street Bob | Dyna | 2006 | |
| Harley Davidson | Dyna Street Bob Factory Custom | Dyna | 2013 | |
| Harley Davidson | Dyna Street Bob Factory Custom | Dyna | 2014 | |
| Harley Davidson | Dyna Street Bob Factory Custom | Dyna | 2015 | |
| Harley Davidson | Dyna Street Bob Factory Custom | Dyna | 2016 | |
| Harley Davidson | Dyna Street Bob Factory Custom | Dyna | 2013 | |
| Harley Davidson | Dyna Street Bob Factory Custom | Dyna | 2014 | |
| Harley Davidson | Dyna Street Bob Factory Custom | Dyna | 2015 | |
| Harley Davidson | Dyna Street Bob Factory Custom | Dyna | 2016 | |
| Harley Davidson | Dyna Glide Custom | Dyna | 1992 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2005 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2007 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2008 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2009 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2010 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2011 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2012 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2013 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2012 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2013 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2014 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2014 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2005 | |
| Harley Davidson | Dyna Super Glide Custom | Dyna | 2006 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2008 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2009 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2010 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2011 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2012 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2012 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2013 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2014 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2015 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2016 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2017 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2012 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2013 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2014 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2015 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2016 | |
| Harley Davidson | Dyna Fat Bob | Dyna | 2017 | |
| Harley Davidson | Dyna Fat Bob CVO | CVO | 2009 | |
| Harley Davidson | Dyna Fat Bob CVO | CVO | 2010 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2004 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2005 | |
| Harley Davidson | Dyna Super Glide | Dyna | 2006 | |
| Harley Davidson | Dyna Super Glide 35th Anniversary | Dyna | 2006 | |
| Harley Davidson | Dyna Low Rider | Dyna | 1993 | |
| Harley Davidson | Dyna Low Rider | Dyna | 1994 | |
| Harley Davidson | Dyna Low Rider | Dyna | 1995 | |
| Harley Davidson | Dyna Low Rider | Dyna | 1996 | |
| Harley Davidson | Dyna Low Rider | Dyna | 1997 | |
| Harley Davidson | Dyna Low Rider | Dyna | 1998 | |
| Harley Davidson | Dyna Low Rider | Dyna | 1999 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2000 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2001 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2002 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2003 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2004 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2005 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2007 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2008 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2009 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2014 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2015 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2016 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2017 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2014 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2015 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2016 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2017 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2004 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2005 | |
| Harley Davidson | Dyna Low Rider | Dyna | 2006 | |
| Harley Davidson | Dyna Low Rider S | Dyna | 2016 | |
| Harley Davidson | Dyna Low Rider S | Dyna | 2017 | |
| Harley Davidson | Dyna Super Glide Convertible | Dyna | 1994 | |
| Harley Davidson | Dyna Super Glide Convertible | Dyna | 1995 | |
| Harley Davidson | Dyna Super Glide Convertible | Dyna | 1996 | |
| Harley Davidson | Dyna Super Glide Convertible | Dyna | 1997 | |
| Harley Davidson | Dyna Super Glide Convertible | Dyna | 1998 | |
| Harley Davidson | Dyna Super Glide Convertible | Dyna | 1999 | |
| Harley Davidson | Dyna Super Glide Convertible | Dyna | 2000 | |
| Harley Davidson | Dyna Screamin Eagle | CVO | 2007 | |
| Harley Davidson | Dyna Screamin Eagle | CVO | 2008 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 1993 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 1994 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 1995 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 1996 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 1997 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 1998 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 1999 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2000 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2001 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2002 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2003 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2004 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2005 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2007 | |
| Harley Davidson | Dyna Wide Glide 105th Anniversary | Dyna | 2008 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2010 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2011 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2012 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2012 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2013 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2012 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2013 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2014 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2015 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2016 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2017 | |
| Harley Davidson | Dyna Wide Glide Limited Edition | CVO | 2001 | |
| Harley Davidson | Dyna Wide Glide Limited Edition | CVO | 2002 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2004 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2005 | |
| Harley Davidson | Dyna Wide Glide | Dyna | 2006 | |
| Harley Davidson | Dyna Super Glide Sport | Dyna | 1999 | |
| Harley Davidson | Dyna Super Glide Sport | Dyna | 2000 | |
| Harley Davidson | Dyna Super Glide Sport | Dyna | 2001 | |
| Harley Davidson | Dyna Super Glide Sport | Dyna | 2002 | |
| Harley Davidson | Dyna Super Glide Sport | Dyna | 2003 | |
| Harley Davidson | Dyna Super Glide Sport | Dyna | 2004 | |
| Harley Davidson | Dyna Super Glide Sport | Dyna | 2004 | |
| Harley Davidson | Dyna Super Glide Sport | Dyna | 2005 | |
| Harley Davidson | Dyna Super Glide T-Sport | Dyna | 2001 | |
| Harley Davidson | Dyna Super Glide T-Sport | Dyna | 2002 | |
| Harley Davidson | Dyna Super Glide T-Sport | Dyna | 2003 |