SKU: MOTD5AZ4035A
UPC: 698231011027
MPN: D5AZ4035A
The Ford Cover Gasket 9in CALLOPE by Motive Gear is a precision-engineered differential cover gasket designed for Ford 9-inch differentials, the legendary axle assembly found in countless muscle cars, trucks, and performance builds. Whether you're rebuilding a classic Mustang, refreshing a heavy-duty truck rear, or maintaining a custom fabrication, this gasket seals the differential cover to prevent gear oil leakage and contamination. Mechanics and enthusiasts trust Motive Gear components because they maintain OEM fitment standards while delivering reliable performance in street, off-road, and track environments.
Constructed from compressed fiber material, this gasket resists oil saturation and thermal cycling better than softer alternatives, making it ideal for high-heat applications and extended service intervals. The compressed fiber composition creates a conformable seal that adapts to minor cover surface irregularities without requiring excessive torque, reducing the risk of cover distortion or fastener stripping. At just 0.05 lbs and measuring 11.05 x 0.55 x 11.85 inches, the gasket fits the standard 9-inch differential cover geometry and seats consistently across repeated disassembly cycles—critical when you're diagnosing drivetrain issues or upgrading gear ratios and lockers.
Technicians performing differential service—whether for leak repair, fluid changes, or gear modifications—should always replace the cover gasket to guarantee a dry, reliable seal on reassembly. This Motive Gear gasket is compatible with all Ford 9-inch applications, including Galaxie, Torino, Thunderbird, and F-Series trucks, as well as modern custom chassis and hot rod builds using Ford 9-inch rearends. Keep one on hand whenever you unbolt a differential cover; a fresh gasket costs pennies compared to the expense and mess of a slow leak or contaminated gear oil.
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