Progressive 422 Series Chrome Rear Motorcycle Shocks | Std Spring (422-4037C)
Progressive Suspension - 422 SERIES SHOCKS. Our suspension system for the venerable Softail style chassis is exclusively available as an adjustable ride height version. Progressive Suspension was the first to introduce aftermarket shocks for the most popular frame design ever produced and we continue to refine our work. Two inches of ride height adjustment as well as adjustable for spring preload to accommodate varying loads and rider weights, all wrapped in a chrome shroud
- Standard spring version
- Length: Adjustable from stock to 2 inch lower.
- Finish: Show Chrome.
- Preload adjustable.
- High pressure gas charged monotube for consistent damping performance.
- Sold in pairs.
- Made in USA.
| Compatible Vehicles | |||
| Years | Make | Model | Notes |
| 2011-2012 | Harley-Davidson | Blackline FXS | |
| 2008-2011 | Harley-Davidson | Cross Bones FLSTSB | |
| 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 | |
| 2008-2011 | Harley-Davidson | Rocker C FXCWC | |
| 2008-2009 | Harley-Davidson | Rocker FXCW | |
| 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 | |
| 2012-2015 | Harley-Davidson | Softail Slim FLS | |
| 2005-2006 | Harley-Davidson | Softail Springer Classic EFI FLSTSCI | |
| 2005-2007 | Harley-Davidson | Softail Springer Classic FLSTSC | |
| 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 | |