4 Inch Lift Kit with N3 Shocks (Rough Country 27430)
- Ships as six boxes: universal kit, crossmember, skid plate, main kit, steering assembly, and the 276 N3 four-shock box
- Clears tires up to 33 inches; fabricated blocks and laser-cut RC torsion bar drop brackets and front skid plate
- Install scope: minor cutting and grinding plus exhaust rerouting for front driveshaft clearance — downloadable installation guide available
- Check the add-ons before ordering: extended rear sway-bar links (1038), torsion bar crossmember bracket kit (89501), and a new aftermarket driveshaft on
- Does not fit straight front axle models. Shipping weight: 201.5 lb
The Trail Fortress check
Will it fit your truck?
✓ Fits
Universal part — no vehicle-specific application data.
✕ Does not fit
- Straight front axle models
Requires minor cutting and grinding. Requires rerouting of the exhaust for front drive shaft clearance. Tahoe/Yukon, Suburban models require extended rear sway-bar links. SKU: 1038. 4-Door Tahoe and Yukon models require torsion bar crossmember bracket kit. SKU: 89501. Models equipped with AutoTrac will require a new aftermarket driveshaft. For ease of installation, a torsion bar removal tool is recommended 1067. Fitment on this page is based on the manufacturer’s application data.
About this kit
4 Inch Lift Kit with N3 Shocks (Rough Country 27430), fitment-checked
Rough Country 27430 is a 4 inch lift kit built around a set of nitrogen-charged N3 shocks, shipping as a universal hardware kit plus separate crossmember, skid plate, main kit, and steering assembly boxes. It clears tires up to 33 inches tall and keeps the factory track width. Installation calls for minor cutting and grinding, and the exhaust has to be rerouted for front driveshaft clearance. It does not fit straight front axle models.
What’s in the box
Kit contents
- 1× Universal Kit Box 274BOX1
- 1× Crossmember Box 274BOX2
- 1× Skid Plate Box 274BOX3
- 1× Kit Box 274BOX4
- 1× Strng Asmbly 1274 BOX 7
- 1× 276 N3 4 Shock Box 276N3BOX1
Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 27430 kit fits the vehicles shown in the fitment section above.
Specifications
Specs
| Brand | Rough Country |
| Part number | 27430 |
| UPC / GTIN | 00843030172985 |
| Lift height | 4 in |
| Shock package | N3 series |
| Shipping weight | 201.5 lb |
| Country of origin | US |
| Category | Suspension & Lift Kits › Lift Kits |
| Installation guide | Downloadable PDF |
Why buy here