The Whirlpool WP9709511 Dishwasher Transmission Case Gasket forms a seal between transmission case surfaces to prevent leaks and maintain a secure connection. This replacement gasket fits between adjoining components, creating a barrier that limits fluid escape from the assembly. A worn or damaged gasket may cause leakage and affect surrounding parts. Replacing it restores proper seal... https://www.partsmelange.ca/whirlpool-wp9709511-transmission-case-gasket-for-dishwasher