Ford 9 inch Pinion Support O-Ring

Pinion Support O-Ring

Prevent gear oil leaks and maintain a proper seal in your rear differential with this New Pinion Support O-Ring, designed for Ford 9-inch rear ends found in 1966–1977 Classic Ford Broncos. This precision-molded O-ring installs between the pinion support and the drop-in housing, creating a tight, leak-free seal that keeps your differential properly lubricated.

Made from high-quality, oil-resistant rubber, this O-ring is built to handle heat, pressure, and exposure to gear oil — making it a must-have for any rear-end rebuild or maintenance project.

Key Features:

• Fits 1966–1977 Ford Broncos with Ford 9-inch rear differential

• Mounts between the pinion support and the drop-in housing

• Prevents gear oil leaks and ensures a proper seal

• Made from durable, oil- and heat-resistant rubber

• Direct-fit replacement for the factory O-ring

• Ideal for differential rebuilds, maintenance, or upgrades

• Ensures long-lasting sealing performance

Keep your Ford 9-inch rear end sealed and protected with this Pinion Support O-Ring — a high-quality, factory-style replacement designed for lasting reliability and leak-free performance.