ReadyLift leveling kit.
The new design provides a leveling solution via an all-new upper strut spacer instead of the horseshoe bottom strut design. This new design helps with the installation process with less risk of contacting the CV boots when not installed properly. This all-new leveling kit will allow for up to a 33x11.50-20 tire on a 20x9 0 offset wheel (same wheel/tire specifications as the 66-3920 & 66-3922). (2) Not compatible 2019 Limited OLD Body Style.
A leveling kit raises the front to match the factory rear height, without changing the rear suspension.
Use the vehicle selector to confirm your exact year and configuration.
ReadyLift Suspension Leveling Kit — 1.5" Lift (66-39150)
Vehicle fitment
Estimated fitment — verify before purchase| Years | Make | Model | Trim |
|---|---|---|---|
| 2018–2026 | Chevrolet | Suburban | LS |
| 2018–2026 | Chevrolet | Suburban | LT |
| 2019 | Chevrolet | Silverado 1500 LD | LT |
| 2019 | Chevrolet | Silverado 1500 LD | WT |
| 2019 | Chevrolet | Suburban | HD |
| 2019–2021 | Chevrolet | Silverado 1500 | SSV |
| 2019–2021 | GMC | Sierra 1500 | Base |
| 2019–2026 | Chevrolet | Silverado 1500 | LT |
| 2019–2026 | Chevrolet | Silverado 1500 | LTZ |
| 2019–2026 | Chevrolet | Silverado 1500 | RST |
| 2019–2026 | Chevrolet | Silverado 1500 | WT |
| 2019–2026 | Chevrolet | Tahoe | LS |
| 2019–2026 | Chevrolet | Tahoe | LT |
| 2019–2026 | Chevrolet | Tahoe | Premier |
| 2019–2026 | Chevrolet | Tahoe | SSV |
| 2019–2026 | GMC | Sierra 1500 | AT4 |
| 2019–2026 | GMC | Sierra 1500 | Denali |
| 2019–2026 | GMC | Sierra 1500 | Elevation |
| 2019–2026 | GMC | Sierra 1500 | SLE |
| 2019–2026 | GMC | Sierra 1500 | SLT |
| 2021–2024 | Chevrolet | Suburban | Commercial |
| 2021–2026 | Chevrolet | Suburban | High Country |
| 2021–2026 | Chevrolet | Suburban | RST |
| 2021–2026 | Chevrolet | Suburban | Z71 |
| 2021–2026 | Chevrolet | Tahoe | High Country |
| 2021–2026 | Chevrolet | Tahoe | RST |
| 2021–2026 | Chevrolet | Tahoe | Z71 |
| 2022 | Chevrolet | Silverado 1500 LTD | LT |
| 2022 | Chevrolet | Silverado 1500 LTD | LTZ |
| 2022 | Chevrolet | Silverado 1500 LTD | RST |
| 2022 | Chevrolet | Silverado 1500 LTD | SSV |
| 2022 | Chevrolet | Silverado 1500 LTD | WT |
| 2022–2026 | GMC | Sierra 1500 | Pro |
| 2023–2024 | GMC | Yukon | SLE |
| 2023–2024 | GMC | Yukon | SLT |
| 2023–2026 | Chevrolet | Silverado 1500 | PPV |
| 2023–2026 | GMC | Yukon | AT4 |
| 2023–2026 | GMC | Yukon | Denali |
| 2024–2026 | Chevrolet | Silverado 1500 | High Country |
| 2025–2026 | GMC | Yukon | Elevation |
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | ReadyLift |
| Part number | 66-39150 |
| Category | Suspension & Lift |
| Years | Make | Model |
|---|---|---|
| 2018–2026 | Chevrolet | Suburban |
| 2019–2019 | Chevrolet | Silverado 1500 LD |
| 2019–2019 | Chevrolet | Suburban |
| 2019–2021 | Chevrolet | Silverado 1500 |
| 2019–2021 | GMC | Sierra 1500 |
| 2019–2026 | Chevrolet | Silverado 1500 |
| 2019–2026 | Chevrolet | Tahoe |
| 2019–2026 | GMC | Sierra 1500 |
| 2021–2024 | Chevrolet | Suburban |
| 2021–2026 | Chevrolet | Suburban |
| 2021–2026 | Chevrolet | Tahoe |
| 2022–2022 | Chevrolet | Silverado 1500 LTD |
| 2022–2026 | GMC | Sierra 1500 |
| 2023–2024 | GMC | Yukon |
| 2023–2026 | Chevrolet | Silverado 1500 |
| 2023–2026 | GMC | Yukon |
| 2024–2026 | Chevrolet | Silverado 1500 |
| 2025–2026 | GMC | Yukon |

Worth adding
Useful in any truck — ships separately in its own box.
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Reviews
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