- Lower the rear of any FXST/FLST
- Adjustable kits are fully adjustable without having to remove shock mounting bolts and feature a sealing design to protect the heim bearings from the elements
- Both come with instructions for easy installation
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2001-2006 | Harley-Davidson | Fat Boy EFI FLSTFI | |
| 2000-2017 | Harley-Davidson | Fat Boy FLSTF | |
| 2010-2016 | Harley-Davidson | Fat Boy Lo FLSTFB | |
| 2001-2006 | Harley-Davidson | Heritage Softail Classic EFI FLSTCI | |
| 2000-2017 | Harley-Davidson | Heritage Softail Classic FLSTC | |
| 2006 | Harley-Davidson | Heritage Softail EFI FLSTI | |
| 2006 | Harley-Davidson | Heritage Softail FLST | |
| 2001-2003 | Harley-Davidson | Heritage Springer EFI FLSTSI | |
| 2000-2003 | Harley-Davidson | Heritage Springer FLSTS | |
| 2001-2006 | Harley-Davidson | Night Train EFI FXSTBI | |
| 2000-2009 | Harley-Davidson | Night Train FXSTB | |
| 2007-2010 | Harley-Davidson | Softail Custom FXSTC | |
| 2005-2006 | Harley-Davidson | Softail Deluxe EFI FLSTNI | |
| 2005-2017 | Harley-Davidson | Softail Deluxe FLSTN | |
| 2001-2006 | Harley-Davidson | Softail Deuce EFI FXSTDI | |
| 2000-2007 | Harley-Davidson | Softail Deuce FXSTD | |
| 2001-2006 | Harley-Davidson | Softail Springer EFI FXSTSI | |
| 2000-2006 | Harley-Davidson | Softail Springer FXSTS | |
| 2001-2006 | Harley-Davidson | Softail Standard EFI FXSTI | |
| 2000-2007 | Harley-Davidson | Softail Standard FXST | |