The Mounting Hardware Kit for the Hellwig Load Pro (LP) helper springs include zinc-plated hardware and brackets and is required to be purchased with every LP-25 and LP-35 leaf helper spring kit for proper installation. These kits are vehicle specific to allow the spring kits to mount with no modification.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2022 | Chevrolet | Silverado 3500 HD | High Country |
| 2020-2022 | Chevrolet | Silverado 3500 HD | LT |
| 2020-2022 | Chevrolet | Silverado 3500 HD | LTZ |
| 2020-2022 | Chevrolet | Silverado 3500 HD | WT |
| 2020-2022 | GMC | Sierra 3500 HD | AT4 |
| 2020-2021 | GMC | Sierra 3500 HD | Base |
| 2020-2022 | GMC | Sierra 3500 HD | Denali |
| 2022 | GMC | Sierra 3500 HD | Pro |
| 2020-2022 | GMC | Sierra 3500 HD | SLE |
| 2020-2022 | GMC | Sierra 3500 HD | SLT |