6-Inch Lift Kit with Vertex Coilovers for Ford Super Duty 4WD — Part 50858
- Fits compatible 2017–2022 Ford F-250 and F-350 Super Duty 4WD models — review all exclusions before ordering
- Does not fit gas engine, manual-shift transfer case, dually, or Tremor Factory Trim Package trucks
- 10-speed transmission models: dial pin must be removed
- Kit includes Vertex 2.5 adjustable front coilovers, a V2 monotube shock pair, fabricated rear blocks with U-bolts, and a front CV driveshaft
- Bolt-on install with radius arm drop brackets for corrected caster — downloadable installation guide available
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 50858 is a 6-inch lift kit for compatible 2017–2022 Ford F-250 and F-350 Super Duty 4WD models. The front converts to Vertex 2.5 adjustable coilovers, and the rear uses fabricated blocks with new U-bolts plus a V2 monotube shock pair. Diesel only — it does not fit gas engine, manual-shift transfer case, dually, or Tremor Factory Trim Package trucks.
This 6-inch lift kit fits 2017–2022 Ford F-250 and F-350 Super Duty 4WD trucks across the XL through Limited trims listed in the fitment section. Up front it runs Vertex 2.5 adjustable coilovers with 4.5-6in upper and lower arm hardware and radius arm drop brackets to bring caster back into spec; the rear pairs a 6.5 In fabricated block and U-bolt kit with a V2 monotube shock pair. A front CV driveshaft covers diesel applications. Trucks with a 10-speed transmission require removal of the dial pin. Check the exclusion list, then use the downloadable installation guide to plan the job. Shipping weight: 359 lb.
What’s in the box
Kit contents
- 1× CV Drive Shaft 5068.1
- 1× Univ. 3 4 X 4 1 X 1 2in U-Bolt Kit 7675
- 1× V2 MONOTUBE SHOCK PAIR 760805-2
- 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 50858 kit fits the vehicles shown in the fitment section above.
Specifications
Specs
| Brand | Rough Country |
| Part number | 50858 |
| UPC / GTIN | 00840269914539 |
| Lift height | 6 in |
| Shock package | Vertex series |
| Shipping weight | 359 lb |
| Country of origin | US |
| Category | Suspension & Lift Kits › Lift Kits |
| Installation guide | Downloadable PDF |
Why buy here