Cometic AFM differential cover gasket for GM 8.5in 10-bolt differential covers in .060in thickness is built from a nitrile synthetic rubber bonded to an aluminum core. The AFM material offers high recovery, maintains torque retention, resists temperatures above 205°F, and does not require sealants or re-torquing. It provides a corrosion-resistant sealing solution tailored for GM differential applications.
Cometic GM 8.5in .060in AFM Differential Cover Gasket - 10 Bolt