Fan Blade is a direct fit for the following:

2021-2023 Chevrolet LCF 3500
2011-2024 Chevrolet Silverado 2500 HD
2011-2024 Chevrolet Silverado 3500 HD
2011-2024 GMC Sierra 2500 HD
2011-2024 GMC Sierra 3500 HD

Genuine GM Part Number: 25919018