Mahle B33590 Transfer Case Gasket Set

Transfer Case Gasket Set Overview

Mahle B33590 is an OEM-standard transfer case gasket set built for sealing the adapter-to-transfer case joint on a wide range of Ford, Mazda, Lincoln, Mercury, and Jaguar 4WD/AWD applications. It uses paper gasket material with a 0.031-inch thickness for a precise sealing surface.

Compatible With Ford F-250 Super Duty, Ford F-350 Super Duty, Ford Ranger, Ford Explorer, and related applications listed below, this gasket set supports leak repair and service work where the transfer case adapter seal has deteriorated. The B33590 part number is used across multiple fitments for direct application matching.

• Paper gasket construction for a traditional sealing interface
• 0.031-inch gasket thickness for consistent fitment at the adapter joint
• OEM-standard grade for service replacement use
• Includes adapter-to-transfer case gasket content as listed by the manufacturer
• Fits 1980-2017 Ford, Mazda, Lincoln, Mercury, and Jaguar 4WD/AWD applications in the cataloged fitment list

Detailed Fitment and Application

This transfer case gasket set is cataloged for adapter-to-transfer case sealing on 4WD and AWD drivetrains. Fitment includes 1999-2017 Ford F-250 Super Duty, 1999-2017 Ford F-350 Super Duty, 1983-2011 Ford Ranger, 2005-2010 Ford Explorer, 2004-2010 Mercury Mountaineer, 1998-2004 Lincoln Navigator, and additional Ford, Mazda, Lincoln, and Jaguar applications. Use the B33590 part number to confirm the correct gasket set for the transfer case service being performed.

Mahle supplies sealing products used by OEMs and technicians worldwide, and this gasket set follows that service-focused approach. This part cross-references FEL-PRO 55484 and Ford E7TZ-7086-A for the same application.

Common Repair Uses

• Sealing leaks at the transfer case adapter joint
• Replacing a worn or compressed paper gasket
• Restoring proper sealing after transfer case service
• Addressing seepage around the adapter-to-transfer case interface

Installation Notes

Clean both mating surfaces thoroughly before installation and verify the transfer case and adapter surfaces are free of old gasket material, oil, and debris. Confirm the vehicle’s drivetrain configuration and cataloged fitment before ordering, since this part is listed for specific 4WD and AWD applications. The B33590 gasket should be matched to the exact transfer case service location shown in the fitment data.

Quality Assurance

Mahle B33590 is an OEM-standard sealing component backed by Mahle’s global reputation for gasket manufacturing used by OEMs and technicians.