6-Inch Lift Kit with Vertex Coilovers for Ford Super Duty 4WD — Part 50857
- Fits 2017-2022 Ford F-250 and F-350 Super Duty 4WD, XL through Limited — 4WD only
- Diesel only: does not fit gas engine models, dually models, manual shift transfer cases, or the Tremor Factory Trim Package
- Adjustable Vertex 2.5 front coilovers (left and right) plus two Vertex 2.5 rear shocks
- Includes 4.5-6in upper and lower arms, transfer case clocking kit, and fabricated rear blocks with 6.5-inch block U-bolt kit
- 10-speed transmission models require the dial pin to be removed
- Downloadable installation guide available; shipping weight: 383 lb
The Trail Fortress check
Will it fit your truck?
✓ Fits
✕ Does not fit
- Gas engine models
- Manual shift transfer cases Does NOT fit dually models
Models equipped with a 10-speed transmission must remove dial pin. New fabricated lift block replaces the factory equipped lift block. Does NOT work on models equipped with Tremor Factory Trim Package. Fitment on this page is based on the manufacturer’s application data.
About this kit
6-Inch Lift Kit with Vertex Coilovers, fitment-checked
Rough Country 50857 is a 6-inch lift kit for 2017-2022 Ford F-250 and F-350 Super Duty 4WD models, built around adjustable Vertex 2.5 front coilovers and Vertex 2.5 rear shocks. It does not fit gas engine models, dually models, manual shift transfer cases, or trucks with the Tremor Factory Trim Package.
This 6-inch lift kit for the 2017-2022 Ford F-250 and F-350 Super Duty 4WD covers XL, XLT, Lariat, King Ranch, Platinum, and Limited trims, and pairs left and right adjustable Vertex 2.5 front coilovers with a matched pair of Vertex 2.5 rear shocks. The box also carries 4.5-6in upper and lower control arms, a transfer case clocking kit, U-bolt hardware, and fabricated rear blocks with a 6.5-inch block U-bolt kit. Trucks with the 10-speed transmission require removing the dial pin. A downloadable installation guide is available for both the kit and the coilovers.
What’s in the box
Kit contents
- 1× Univ. 3 4 X 4 1 X 1 2in U-Bolt Kit 7675
- 1× Transfer Case Clocking Kit 55003
- 2× Vertex 2.5 RR 6 In 695805
- 1× 6" Kit Box 50010991
- 1× 6.5 In Block U-Bolt Kitoverloads 1550BOX2
- 1× 56020 Box Kit 1560BOX1
- 1× 4.5-6in Up Arm Kit 1560BOX2
- 1× 4.5-6in Lower Arms 1560BOX3
- 1× Vertex 2.5 Adj FR Lh 4.5IN-6.IN 685042L
- 1× Vertex 2.5 Adj FR Rh 4.5IN-6.IN 685042R
Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 50857 kit fits the vehicles shown in the fitment section above.
Specifications
Specs
| Brand | Rough Country |
| Part number | 50857 |
| UPC / GTIN | 00840269919312 |
| Lift height | 6 in |
| Shock package | Vertex series |
| Shipping weight | 383 lb |
| Country of origin | TH |
| Category | Suspension & Lift Kits › Lift Kits |
| Installation guide | Downloadable PDF |
Why buy here