Carli's six-leaf progressive Add-A-Pack rear springs replace the lower overload leaf with six thinner leafs. It maintains factory load capacity while improving ride quality by effectively mitigating the impact of medium to large bumps.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2005-2007 | Ford | F-250 Super Duty | Harley-Davidson Edition |
| 2005-2007 | Ford | F-250 Super Duty | King Ranch |
| 2005-2007 | Ford | F-250 Super Duty | Lariat |
| 2005-2007 | Ford | F-250 Super Duty | XL |
| 2005-2007 | Ford | F-250 Super Duty | XLT |
| 2005-2007 | Ford | F-350 Super Duty | Harley-Davidson Edition |
| 2005-2007 | Ford | F-350 Super Duty | King Ranch |
| 2005-2007 | Ford | F-350 Super Duty | Lariat |
| 2005-2007 | Ford | F-350 Super Duty | XL |
| 2005-2007 | Ford | F-350 Super Duty | XLT |
