Designed for drivers who demand maximum reliability, the ReadyLIFT 66-30321 offers a straightforward upgrade that enhances your truck's stance, capability, and performance. Built for long-term durability and precise fitment, this suspension component stands up to daily commutes, rough backroads, and harsh off-road trails—all while preserving factory suspension geometry. Whether you need extra clearance for larger tires or just want a better ride height, the 66-30321 delivers dependable quality without unnecessary complexity. Install it, hit the road, and take on any terrain with confidence.
Built for guys who work their trucks hard and expect their suspension to keep up, Falcon SP2 2.1 Monotube Shocks deliver tough, controlled performance without the hassle of constant tuning. The 6061-T6 aluminum body and Volume Optimized Damping technology help keep the truck planted through rough roads, hard hits, and changing terrain while reducing harsh bottoming. Designed to work with factory suspension geometry, these shocks deliver a controlled ride on the highway and the muscle to handle whatever you can throw at them off-road. Bolt them on, put them to work, and get after it.
Kit Components
Forged torsion keys
Fender brackets
Falcon 2.1 front and rear shocks
Kit Features
Premium Falcon 2.1 Monotube Shocks Custom-Tuned Damping for GM HD Applications
Includes Inner Fender Brackets
Bolt-On Installation
No Cutting or Welding Required
Enhanced Ride Quality and Handling
Designed for 2020–2026 Chevrolet & GMC 2500/3500 HD Trucks
View kit installation instructions
ReadyLift leveling kit fits the following 4WD and 2WD models:
2020 Silverado 2500HD, 3500HD
2021 Silverado 2500HD, 3500HD
2022 Silverado 2500HD, 3500HD
2023 Silverado 2500HD, 3500HD
2024 Silverado 2500HD, 3500HD
2025 Silverado 2500HD, 3500HD
2026 Silverado 2500HD, 3500HD
2020 Sierra 2500HD, 3500HD
2021 Sierra 2500HD, 3500HD
2022 Sierra 2500HD, 3500HD
2023 Sierra 2500HD, 3500HD
2024 Sierra 2500HD, 3500HD
2025 Sierra 2500HD, 3500HD
ReadyLift kit allows:
20x9 +18 or 0 offset - 35x12.50 tire
Trimming may be required with some tire styles for 20x9 0 offset - 35x12.50 or 325/60R20
Silverados and Sierras have different fender-well opening sizes. Some minor trimming my be required, depending on the tire size and design.