Description
Features
- Heavy-duty version of the Progressive Suspension fork springs
- The cost-effective go-to for a substantial increase in front end ride quality
- Includes Progressive Suspension rate springs combined with preload spacers
- Improves front end stability and brake dive control as well as increases comfort for heavier riders or those looking for a firm high-performance feel out of their forks
| Position | Notes | |||
|---|---|---|---|---|
| 2004-2009 | Harley-Davidson | XL883C Sportster 883 Custom | - | - |
| 1996-2015 | Harley-Davidson | XL1200C Sportster 1200 Custom | - | - |
| 2005-2007 | Harley-Davidson | XL883R Sportster 883 Roadster | - | - |
| 2004-2008 | Harley-Davidson | XL1200R Sportster 1200 Roadster | - | - |
| 2006-2011 | Harley-Davidson | XL1200L Sportster 1200 Low | - | - |
| 2011-2015 | Harley-Davidson | XL883L SuperLow | - | - |
| 2010-2015 | Harley-Davidson | XL1200X Forty-Eight | - | - |
| 2009-2015 | Harley-Davidson | XL883N Iron 883 | - | - |
| 2007-2012 | Harley-Davidson | XL1200N Sportster 1200 Nightster | - | - |
| 2015-2020 | Harley-Davidson | XG500 Street 500 | - | - |
| 1988-1998 | Harley-Davidson | XLH1200 | - | - |
| 1999-2003 | Harley-Davidson | Sportster 1200 XLH | - | - |
| 1989-2003 | Harley-Davidson | Sportster 883 XLH | - | - |
| 2011-2015 | Harley-Davidson | 1200 XLCP | - | - |
| 2004-2006 | Harley-Davidson | 883 Custom EFI XLC | - | - |
| 1993-2005 | Harley-Davidson | FXDL Dyna Low Rider | - | - |
| 1995-2000 | Harley-Davidson | FXDS-Conv Dyna Convertible | - | - |
| 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2002, 2003 | Harley-Davidson | XLH883HUG Sportster 883 Hugger | - | - |
| 1988, 1999, 2000, 2001 | Harley-Davidson | XLH883 | - | - |
| 1988-1992 | Harley-Davidson | FXRT Sport Glide | - | - |
| 2004-2008 | Harley-Davidson | XL883 Sportster | - | - |
| 2005-2010 | Harley-Davidson | XL883L Sportster 883 Low | - | - |
| 2006 | Harley-Davidson | 1200 Low EFI XLL | - | - |
| 1991 | Harley-Davidson | FXDB-S Dyna Glide Sturgis | - | - |
| 1992 | Harley-Davidson | FXDB-D Dyna Glide Daytona | - | - |
| 2015-2020 | Harley-Davidson | XG750 Street 750 | - | - |
| 2006 | Harley-Davidson | 883 Low EFI XLL | - | - |
| 2006 | Harley-Davidson | 1200 Roadster EFI XLR | - | - |
| 2002-2006 | Harley-Davidson | 1200 Custom EFI XLC | - | - |
| 1993 | Harley-Davidson | Sport Glide FXRT | - | - |
| 2012-2015 | Harley-Davidson | XL1200V Seventy-Two | - | - |
| 2007 | Harley-Davidson | XL50 50th Anniversary Sportster | - | - |
| 1992 | Harley-Davidson | FXDC Super Glide Custom | - | - |
| 1994-1995 | Harley-Davidson | XLH883DLX Sportster 883 Deluxe | - | - |
| 2014-2017 | Harley-Davidson | XL1200T SuperLow 1200T | - | - |
| 2006 | Harley-Davidson | 883 Roadster EFI XLR | - | - |
| 1999 | Harley-Davidson | FXDX Dyna Super Glide Sport | - | - |
| 2009 | Harley-Davidson | 883 EFI XL | - | - |
| 2007 | Harley-Davidson | 883 Roadster XLR | - | - |
| 2004-2005 | Harley-Davidson | FXDLI Dyna Low Rider | - | - |
