Derale 18" Standard Rotation Rigid Race Fan, Steel Blade BR3000 the out of the box

the out of the box performance is the same that you have come to expect from Brawler

26099 and 991 dual valve springs

2007 GMC Sierra 2500 HD Classic

6061 aluminum housing

Deburring Tool

Derale 18" Standard Rotation Rigid Race Fan, Steel Blade BR3000 the out of the boxThis standard rotation 18" rigid race fan is designed to provide maximum airflow across the rpm range and features a steel hub and 6 steel blades. Rated up to 8,000 rpm, it comes with a durable black powder coat finish. Specifications: Diameter: 18" Steel fan blades, Maximum full time airflow, Rated up to 8,000 RPM, 18" standard rotation rigid fan designDerale has been the leader in performance cooling for decades. Derale prides themselves in