GM’s 2019 Silverado and sierra feature an impressive all-new design that’s built from the ground up, with aggressive angles and head-turning stylings that fit in beautifully when transformed with Rough Country’s 4in Suspension Lift for Trailboss / AT4 models.
This kit lifts and levels your vehicle for a commanding stance and enough clearance to run 35x12.50 tires on 10in wide wheels. Rough Country has engineered this kit to provide optimal suspension geometry while retaining the factory ride quality, giving you enhanced off-road capabilities without sacrificing the handling and smooth ride that makes this truck so impressive.
Rough Country’s 4in Suspension lift retains the stock track width, allowing for up to a 10in wide wheel with 4.5in backspacing. Each kit includes front and rear cross members and a skid plate for enhanced chassis strength as well as cast steel knuckles for incredible durability and performance. Includes Rough Country’s Lifetime Replacement Guarantee!
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 is required
- No differential trimming 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.
- Includes application valved N3 series shock absorbers which offer the best in balanced performance for on and off-road use.
OPTIONAL N3 LOADED STRUTS
- Includes pre-loaded coil
- Maintains smooth, factory-like ride
- Increased ground clearance
- Engineered for lifted applications
- Infinitely Variable Damping
- Leak-proof piston seal
- Massive 1 3/8in Bore
- Silver powder coat finish
- 3-year Manufacturer's Warranty
OPTIONAL V2 MONOTUBE SHOCKS
- Monotube design
- Internal floating piston
- Nitrogen-charged
- 46mm high-flow piston
- Fast heat dissipation
- 36kN Tensile Strength
- Mounts inverted
- T6061 brushed aluminum body
- 3-year Manufacturer's Warranty
OPTIONAL VERTEX
- 8-Stage Adjustable Damping
- Monotube Design
- Nitrogen-charged
- Massive 2.5in Piston
- 22mm Chrome-Hardened Piston Rod
- 3-Stage Seal System
- Heat-Treated, Alloy Bearing
- Honed Steel Body
- 3-year Manufacturer's Warranty
NOTES - IMPORTANT
- Does NOT fit GMC Denali models with Magnetic Ride Control.
- Does NOT fit models equipped with Multimatic DSSV suspension. (AT4X)
- Does NOT fit models with two-piece rear driveshaft.
- Does NOT fit 2019 "Classic" models (2018 body style)
- ONLY fit Trailboss models (Chevy)
- ONLY fits AT4 models (GMC)
- Does NOT fit standard models or other trims (GMC)
- Does NOT fit models equipped with composite leaf springs.
- Requires cutting and drilling.
TIRE & WHEEL DETAILS
- 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 before installation
- Must verify compatibility of the aftermarket wheel with the 2019 and up GM larger brake caliper system.
- Some aftermarket wheels may require .25" wheel spacer #1065.
| Est. Install Time | 8-10 hours |
|---|
FRONT
- Lifted knuckles
- Front crossmember
- Rear crossmember
- Upper strut spacers
- Lower strut spacers
- Differential drop brackets
- Differential skid plate
- Sway-bar drop brackets
- Hardware
REAR
- Fabricated lift blocks
- Brake line brackets
- U-bolts
- Hardware
SHOCKS
- (2) Rear Premium N3 series
| YEARS | DRIVE | MAKE | MODEL |
|---|---|---|---|
| 2019-2022 | 4WD | Chevy | Silverado 1500 |
| 2019-2023 | 4WD | GMC | Sierra 1500 |
ALWAYS read all product page details for more important fitment information.
| TIRE | WHEEL | BOLT PATTERN | OFFSET | NOTE |
|---|---|---|---|---|
| 35x12.50R20 | 20x9 | 6x5.5 | -12 | - |
| 295/65R20 | 20x9 | 6x5.5 | -12 | - |
| 35x12.50R20 | 20x9 | 6x5.5 | -6 | 0.25 Spacer |
| 295/65R20 | 20x9 | 6x5.5 | -6 | 0.25 Spacer |
| 35x12.50R20 | 20x10 | 6x5.5 | -25 | Minor Trimming |
| 295/65R20 | 20x10 | 6x5.5 | -25 | - |
| 35x12.50R20 | 20x10 | 6x5.5 | -24 | Minor Trimming |
| 295/65R20 | 20x10 | 6x5.5 | -24 | - |
| 35x12.50R20 | 20x10 | 6x5.5 | -19 | Minor Trimming |
| 295/65R20 | 20x10 | 6x5.5 | -19 | - |
| 35x12.50R20 | 20x10 | 6x5.5 | -18 | Minor Trimming |
| 295/65R20 | 20x10 | 6x5.5 | -18 | - |
| 35x12.50R20 | 20x12 | 6x5.5 | -44 | Trimming Required |
| 35x12.50R22 | 22x10 | 6x5.5 | -25 | Minor Trimming |
| 35x12.50R22 | 22x10 | 6x5.5 | -24 | Minor Trimming |
| 35x12.50R22 | 22x10 | 6x5.5 | -19 | Minor Trimming |
| 35x12.50R22 | 22x10 | 6x5.5 | -18 | Minor Trimming |
| 35x12.50R22 | 22x12 | 6x5.5 | -44 | Trimming Required |
| Does NOT fit factory wheels | ||||
| 0.25” wheel spacer may be required with some aftermarket wheel configurations. |
Due to differences in manufacturing, dimension, and inflated measurements, tire and wheel combinations should be test fit before installation.