6-Inch Lift Kit with Vertex Shocks for Ford Super Duty (2017–2022)
- Fits 2017–2022 Ford Super Duty 4WD in the trims shown in the fitment table — review every exclusion before ordering
- Kit contents: 2x Vertex 2.5 front and 2x Vertex 2.5 rear shocks, 6-inch coil package, 4.5-inch block and U-bolt kit (no overloads), transfer case clocking kit
- Not for dually trucks, manual shift transfer cases, gas engines, 4-inch rear axle tubes, rear factory contact overload springs, or Tremor-package trucks
- Fabricated rear blocks are designed to limit axle wrap while keeping factory ride manners
- Bolt-on installation with radius arm drop brackets for correct caster — downloadable installation guide available
The Trail Fortress check
Will it fit your truck?
✓ Fits
✕ Does not fit
- Dually models
- Manual shift transfer cases Does NOT fit gas engine models
- Models with 4" rear axle tube Does NOT fit models equipped with rear factory contact overload springs Does NOT work on models equipped with Tremor Factory Trim Package
Does NOT F-350 models. Fitment on this page is based on the manufacturer’s application data.
About this kit
6-Inch Lift Kit with Vertex Shocks, fitment-checked
Rough Country 50450 is a 6-inch lift kit for 2017–2022 Ford Super Duty 4WD trucks, built around four Vertex 2.5 shocks, a coil package, a 4.5-inch fabricated block and U-bolt kit, and a transfer case clocking kit. Check the exclusion list first: it does not fit dually trucks, manual shift transfer cases, gas engine models, trucks with a 4-inch rear axle tube, rear factory contact overload springs, or the Tremor package.
This 6-inch lift kit for the 2017–2022 Ford Super Duty 4WD covers XL, XLT, Lariat, King Ranch, Platinum, and Limited trims listed in the fitment section. The box carries two Vertex 2.5 front shocks, two Vertex 2.5 rear shocks, a 6-inch coil package, a 4.5-inch block and U-bolt kit without overloads, and a transfer case clocking kit. Radius arm drop brackets set caster back where the factory geometry wants it. Confirm your axle tube, transfer case shift type, engine, and rear spring configuration against the exclusions, then work from the downloadable installation guide. Shipping weight: 274.3 lb.
What’s in the box
Kit contents
- 1× 6 Inch Coil Box 9296
- 1× 4.5 In Block U-Bolt Kit No Overloads 1563BOX4
- 1× Kit Box 1504991
- 1× Transfer Case Clocking Kit 55003
- 2× Vertex 2.5 FR 6 In 685754
- 2× Vertex 2.5 RR 6 In 695805
Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 50450 kit fits the vehicles shown in the fitment section above.
Specifications
Specs
| Brand | Rough Country |
| Part number | 50450 |
| UPC / GTIN | 00843030153342 |
| Lift height | 6 in |
| Shock package | Vertex series |
| Shipping weight | 274.3 lb |
| Country of origin | TH |
| Category | Suspension & Lift Kits › Lift Kits |
| Installation guide | Downloadable PDF |
Why buy here