4 Inch Lift Kit from Rough Country, part 110330D, for 2025-2026 Chevrolet Silverado 1500 & GMC Sierra 1500. This is the 2.7L TurboMax or 3.0L Turbo Diesel, Strut Spacers w/N3 Rear Shocks configuration. Estimated install time is 8-10 hours.
Elevate your GM Sierra 1500 AT4 or Silverado 1500 Trailboss with Rough Country's 4-inch Suspension Lift Kit, designed to enhance both performance and style. This easy-to-install lift kit provides a bold, aggressive look while maintaining factory-like ride quality by using durable steel knuckles, differential brackets, and upper strut spacers. Offering clearance for 35" tires, it's compatible with various shock options, from N3 to Vertex, giving you control over your ride. With a straightforward installation process and a limited lifetime replacement warranty, this suspension lift ensures durability and peace of mind, whether you're off-roading or cruising.
Features
- Lifts and levels the vehicle from front to rear.
- High clearance crossmember design for optimal suspension geometry.
- Includes cast knuckles for extreme durability.
- Retains stock track width.
- No strut disassembly required.
- 100% precision laser cut materials using the latest computer-aided design process.
- Fabricated blocks are stronger and offer a longer lifespan than cast blocks.
What's in the box
- Front: (2) Upper Strut Spacers
- Front: Lifted Knuckles
- Front: Front Crossmember
- Front: Rear Crossmember
- Front: CV Spacers
- Front: Differential Drop Brackets
- Front: Differential Skid Plate
- Front: Sway-Bar Drop Brackets
- Front: Hardware
- Rear: Fabricated Lift Blocks
- Rear: Brake Line Brackets
- Rear: U-bolts
- Rear: Hardware
- Shocks: (2) Rear Premium N3 Shocks
Notes
- Requires cutting and drilling.
- ONLY fits LT Trail Boss, Custom Trail Boss, and AT4 models as they are equipped with a 2-inch factory lift.
- Does NOT fit factory wheels.
- 20-inch or larger aftermarket wheels are required.
- Wheels must feature 4.5in backspacing to fit.
- Please test fit wheels prior to installation.
- Some aftermarket wheels may require 0.25" wheel spacer #1065.
Specifications
| Part number | 110330D |
|---|---|
| Brand | Rough Country |
| Type | Suspension Lift Kits |
| Lift height | 4" |
| Configuration | 2.7L TurboMax or 3.0L Turbo Diesel, Strut Spacers w/N3 Rear Shocks |
| Drive | 2WD/4WD |
| Estimated install time | 8-10 hours |
| Tire and wheel fitment | 295/60R20 on 20x10 (-19 offset); 295/60R20 on 20x10 (-25 offset); 295/65R20 on 20x10 (-18 offset); 35x11.50R20 on 20x10 (-18 offset); 35x11.50R20 on 20x10 (-25 offset); 295/60R20 on 20x9 (-12 offset); more |
| Shipping weight | 223 lb |
| Instruction sheet | 9211100300 |
| Fits | 2025-2026 Chevrolet Silverado 1500 & GMC Sierra 1500 |
| Manufacturer applications | 2025-2026 Chevrolet Silverado 1500 LT Trail Boss (4WD); 2025-2026 Chevrolet Silverado 1500 Custom Trail Boss (4WD); 2025-2026 GMC Sierra 1500 AT4 (4WD) |