Dust Cover - GM Trans Pump Hub

The Dust Cover – GM Trans Pump Hub by FTI Performance is an essential protection component for General Motors transmission systems, specifically engineered to shield the transmission pump hub from contamination, debris, and environmental exposure. This compact accessory is critical for builders and enthusiasts performing transmission rebuilds, custom builds, or routine maintenance on GM automatic transmissions. Whether you're a shop professional or a dedicated DIY mechanic restoring a vintage Chevelle or modern Corvette, this dust cover preserves internal pump geometry and prevents costly contamination that could compromise shift quality and transmission longevity.

Manufactured by FTI Performance—a trusted name in transmission performance and OEM-quality components—this dust cover is precision-molded to fit the GM transmission pump hub assembly without interference. At just 0.11 pounds and measuring 8 x 1 x 10 inches, it's lightweight yet rigid enough to withstand installation and removal cycles during transmission service. The cover's low profile design ensures it doesn't obstruct internal clearances or pump operation, while its durable construction guards against particles, dust, and moisture ingress during the critical assembly phase. This is the kind of detail-oriented component that separates professional-grade builds from rushed jobs.

Ideal for transmission technicians, engine builders, and serious gearheads rebuilding Turbo 350, Turbo 400, or modern GM six-speed transmissions, this dust cover is a must-have during any internal transmission work. Installation is straightforward—simply position it over the pump hub during assembly to maintain a clean internal environment. Compatible with all GM transmissions utilizing this pump hub configuration, it's an affordable insurance policy against contamination-related failures. For anyone ordering rebuild kits or transmission service supplies, including this cover ensures nothing is overlooked during reassembly.