2025 GM 1500 trucks are coming with a rounded leaf spring top plate and u-bolts, this allows anyone with a lift or leveling kit that has a block and u-bolt kit to convert back to the flat top plate to use with traditional GM square u-bolts.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2025 | GMC | Sierra 1500 | AT4 |
