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27540 | Rough Country 4 Inch Lift Kit M1 Struts / M1 Rear Shocks (2019-2025 Silverado, Sierra 1500 AT4 / Trail Boss 4WD | 4.3L, 5.3L, 6.2L Gas Engine)
2019-2025 Chevrolet Silverado 1500 4WD Trail Boss | 2019-2025 GMC Sierra 1500 4WD AT4 | 4.3L, 5.3L, 6.2L Gas Engine
27540
Pricing:
$2,597.95
Description
4 Inch Lift Kit with M1 Struts / M1 Rear Shocks | AT4/Trailboss | Chevy/GMC 1500 (19-25)
GM’s fourth-generation Sierra 1500 and Silverado 1500 features 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.
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 crossmembers 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!
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 crossmembers 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 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.
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 with 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 prior to 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.
Specs
| SKU | 27540 |
|---|---|
| Est. Install Time | 8-10 hours |
Application List
2019-2025 GMC Sierra 1500 AT4 4WD
2019-2025 Chevrolet Silverado 1500 Custom Trail Boss 4WD
2019-2025 Chevrolet Silverado 1500 LT Trail Boss 4WD
2019-2025 Chevrolet Silverado 1500 Custom Trail Boss 4WD
2019-2025 Chevrolet Silverado 1500 LT Trail Boss 4WD
Components
Front
Lifted knuckles
Front crossmember
Rear crossmember
M1 Loaded Struts
Differential drop brackets
Differential skid plate
Sway-bar drop brackets
Hardware
Rear
Fabricated lift blocks
Brake line brackets
U-bolts
Hardware
Shocks
(2) Rear M1 Monotube series
Lifted knuckles
Front crossmember
Rear crossmember
M1 Loaded Struts
Differential drop brackets
Differential skid plate
Sway-bar drop brackets
Hardware
Rear
Fabricated lift blocks
Brake line brackets
U-bolts
Hardware
Shocks
(2) Rear M1 Monotube series
Tires & Wheels
| Tire | Wheel | Bolt Pattern | Offset | Note |
|---|---|---|---|---|
| 35x12.50R20 | 20x9 | 6x5.5 | -12 | - |
| 295/65R20 | 20x9 | 6x5.5 | -12 | - |
| 295/60R20 | 20x9 | 6x5.5 | -12 | - |
| 35x12.50R20 | 20x10 | 6x5.5 | -25 | Minor Trimming |
| 295/65R20 | 20x10 | 6x5.5 | -25 | Minor Trimming |
| 295/60R20 | 20x10 | 6x5.5 | -25 | Minor Trimming |
| 35x12.50R20 | 20x10 | 6x5.5 | -19 | Minor Trimming |
| 295/65R20 | 20x10 | 6x5.5 | -19 | Minor Trimming |
| 295/60R20 | 20x10 | 6x5.5 | -19 | Minor Trimming |
| 35x12.50R20 | 20x10 | 6x5.5 | -18 | Minor Trimming |
| 295/65R20 | 20x10 | 6x5.5 | -18 | Minor Trimming |
| 295/60R20 | 20x10 | 6x5.5 | -18 | Minor Trimming |
| 35x12.50R20 | 20x12 | 6x5.5 | -44 | Trimming Required |
| 35x12.50R22 | 22x10 | 6x5.5 | -25 | Minor Trimming |
| 285/55R22 | 22x10 | 6x5.5 | -25 | - |
| 35x12.50R22 | 22x10 | 6x5.5 | -19 | Minor Trimming |
| 285/55R22 | 22x10 | 6x5.5 | -19 | - |
| 35x12.50R22 | 22x10 | 6x5.5 | -18 | Minor Trimming |
| 285/55R22 | 22x10 | 6x5.5 | -18 | - |
| 35x12.50R22 | 22x12 | 6x5.5 | -44 | Trimming Required |
Details
- 27540
- 27540
- 840269917196
- Rough Country
- New
Categories
Shipping Information
- Item Requires Shipping
- 149.0 lbs.
- W24.0000” x H12.0000” x L48.0000”
- Free Ground Shipping | Exclusions Apply*
