This aFe Power differential cover brings performance engineering to your axle. Cast from durable aluminum with reinforced ribs and built-in internal/external cooling fins, it increases gear-oil capacity over stock and adds a neodymium magnetic drain plug, a calibration plug set to the factory fill level to prevent overfilling, and an oil-level sight glass for quick inspection. Mounting hardware is included.
| Type | Differential cover |
| Material | Cast aluminum |
| Drain plug | Neodymium magnetic |
| Part Number | 46-71260B |
Documents: Installation Instructions (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2023 | Chevrolet | Silverado 2500 HD | Custom |
| 2020-2023 | Chevrolet | Silverado 2500 HD | High Country |
| 2020-2023 | Chevrolet | Silverado 2500 HD | LT |
| 2020-2023 | Chevrolet | Silverado 2500 HD | LTZ |
| 2020-2023 | Chevrolet | Silverado 2500 HD | WT |
| 2020-2023 | Chevrolet | Silverado 3500 HD | High Country |
| 2020-2023 | Chevrolet | Silverado 3500 HD | LT |
| 2020-2023 | Chevrolet | Silverado 3500 HD | LTZ |
| 2020-2023 | Chevrolet | Silverado 3500 HD | WT |
| 2020-2023 | GMC | Sierra 2500 HD | AT4 |
| 2020-2021 | GMC | Sierra 2500 HD | Base |
| 2020-2023 | GMC | Sierra 2500 HD | Denali |
| 2022-2023 | GMC | Sierra 2500 HD | Pro |
| 2020-2023 | GMC | Sierra 2500 HD | SLE |
| 2020-2023 | GMC | Sierra 2500 HD | SLT |
| 2020-2023 | GMC | Sierra 3500 HD | AT4 |
| 2020-2021 | GMC | Sierra 3500 HD | Base |
| 2020-2023 | GMC | Sierra 3500 HD | Denali |
| 2022-2023 | GMC | Sierra 3500 HD | Pro |
| 2020-2023 | GMC | Sierra 3500 HD | SLE |
| 2020-2023 | GMC | Sierra 3500 HD | SLT |
