ReadyLIFT 4" SST Lift Kit – 4" Front / 3" Rear | Chevy Silverado 1500 / GMC Sierra 1500 (19-24) (69-39400)
Part #: 69-39400
Overview
The ReadyLIFT 4" SST Lift Kit is designed for 2019–2024 Chevy Silverado 1500 and GMC Sierra 1500 models, providing approximately 4" of front lift and 3" of rear lift while maintaining factory-style ride and handling characteristics.
The kit is compatible with trucks equipped with or without Adaptive Ride Control and uses a no-cut design with application-specific front and rear suspension components.
Key Features
- Fits 2019–2024 Chevy Silverado 1500 and GMC Sierra 1500
- Provides approximately 4" of front lift
- Provides approximately 3" of rear lift
- Works with or without Adaptive Ride Control (ARC)
- Includes tubular steel upper control arms
- Heavy-duty ball joints and maintenance-free TCT pivot bushings
- No cutting or permanent suspension modifications required
- Helps maintain proper suspension geometry and factory-style ride quality
- Supports larger tire fitment with the correct wheel setup
Construction & Design
Front lift is achieved with heavy-duty fabricated steel top-mount strut extensions combined with CNC-machined billet aluminum preload spacers. The kit also includes DOM tubular upper control arms designed with corrected ball-joint pivot angles to maintain proper suspension geometry at the increased ride height.
The rear uses 3" cast-iron lift blocks with integrated axle-pad locating features and longer U-bolts.
Installation & Fitment
Fits: 2019–2024 Chevy Silverado 1500 / GMC Sierra 1500
Front Lift: Approximately 4"
Rear Lift: Approximately 3"
Adaptive Ride Control: Compatible
Drive Type: 2WD / 4WD applications as specified by ReadyLIFT
Installation: No-cut design
Alignment: Required after installation
Important Notes:
- Not compatible with Trail Boss, ZR2, AT4 or AT4X
- Not compatible with 2019 Classic Body LD or Limited
- Not compatible with Super Cruise
- Single Cab applications have not been validated by ReadyLIFT
- Auto 4 Hi use is not recommended
- Trucks with mono-leaf rear springs require additional U-bolt hardware
- Certain late-2024/2025 trucks with round U-bolts require the appropriate ReadyLIFT replacement U-bolt kit
What's Included
- Fabricated steel top-mount strut extensions
- Billet aluminum preload spacers
- DOM tubular upper control arms
- Heavy-duty ball joints
- TCT pivot bushings
- 3" rear lift blocks
- Extended rear U-bolts
- Required installation hardware
Ideal For: Silverado and Sierra 1500 owners looking for a substantial but street-friendly lift with corrected front suspension geometry and room for larger tires.
