Progressive Front Fork Springs Rate: 35 lbs/in-50 lbs/in (11-1120)
- High-quality, high-performance replacement fork springs
- A Progressive Suspension rate spring has the advantage of a rising rate resistance to compression
- The benefit is the spring can be soft enough at the start of the travel to offer a "plush" ride, yet firm enough at the end of the travel to soak up the big bumps
- Spring rates have been chosen to reduce front-end dive during braking, yet still provide excellent ride comfort
- Sold in pairs
- Made in the U.S.A.
| Compatible Vehicles | |||
| Years | Make | Model | Notes |
| 1983 | Harley-Davidson | Disc Glide FXDG | |
| 1979-1981 | Harley-Davidson | Fat Bob FXEF | |
| 1982-1985 | Harley-Davidson | Low Glide FXRS | |
| 1986-1987 | Harley-Davidson | Low Rider FXRS | |
| 1977-1982 | Harley-Davidson | Low Rider FXS | |
| 1983-1985 | Harley-Davidson | Low Rider FXSB | |
| 1983-1987 | Harley-Davidson | Sport Glide FXRT | |
| 1977-1978 | Harley-Davidson | Sportster 1000 Cafe Racer XLCR | |
| 1972-1979 | Harley-Davidson | Sportster 1000 XLCH | |
| 1972-1985 | Harley-Davidson | Sportster 1000 XLH | |
| 1986-1987 | Harley-Davidson | Sportster 1100 XLH1100 | |
| 1986-1987 | Harley-Davidson | Sportster 883 Deluxe XLH883 | |
| 1987 | Harley-Davidson | Sportster 883 Hugger XLH883 | |
| 1970-1971 | Harley-Davidson | Sportster 883 XLCH | |
| 1986-1987 | Harley-Davidson | Sportster 883 XLH883 | |
| 1957-1959 | Harley-Davidson | Sportster XL | |
| 1958 | Harley-Davidson | Sportster XLC | |
| 1958-1959 | Harley-Davidson | Sportster XLCH | |
| 1960-1969 | Harley-Davidson | Sportster XLCH55 | |
| 1958-1971 | Harley-Davidson | Sportster XLH | |
| 1980-1982 | Harley-Davidson | Sturgis FXB | |
| 1974-1984 | Harley-Davidson | Super Glide Electric Start FXE | |
| 1985 | Harley-Davidson | Super Glide FatBob FXEF | |
| 1971-1978 | Harley-Davidson | Super Glide FX | |
| 1986-1987 | Harley-Davidson | Super Glide FXR | |
| 1982-1983 | Harley-Davidson | Super Glide II FXR | |
| 1984 | Harley-Davidson | XLX 61 | |
| 1973-1977 | Suzuki | GT750 LeMans | |