model name / number:Heavy Duty Series 1000 Flex Fans
size / dimensions:18 3/16
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Derale Performance Heavy Duty Series 1000 Flex Fans 19” black hub, which feature stainless steel blades and steel hubs designed to improve engine cooling efficiency.
• Performance Benefits: These fans generate maximum airflow at low RPMs and decrease resistance at high RPMs, potentially improving fuel economy.
• Durability: The components are built with heavy-duty steel hubs and aerospace-grade stainless steel blades, capable of handling speeds up to 10,000 RPM.