Wix 58926 Transmission Filter Kit

Wix 58926 Transmission Filter Kit

The Wix 58926 transmission filter kit is built for automatic transmissions that need clean, controlled fluid flow. It uses application-specific filtration media and sealed construction to help keep unfiltered fluid from bypassing the filter, making it a practical choice for classic Ford and Mercury automatic transmission service.

Compatible With 1965-1978 Ford and Mercury applications, including Ford LTD, Mustang, Thunderbird, Bronco, F-100, F-250, F-350, E-100 Econoline, and Mercury Grand Marquis, Cougar, Colony Park, Marquis, Montego, and Capri. This part cross-references ACDelco PF184 and Purolator P222 for the same application.

Key Features

• Automatic transmission filter kit for light-duty service applications
• Application-specific filtration media helps capture contaminants in transmission fluid
• Lock-seamed and sealed assembly helps prevent bypass around the filter media
• Includes sealing gaskets designed for modern transmission fluid requirements
• Closed top design with automatic transmission filter style construction
• Wix 58926 is listed for multiple Ford and Mercury rear-wheel-drive applications

Product Details

The Wix 58926 transmission filter kit is designed for automatic transmission service where fluid cleanliness is critical to shift quality and internal component protection. Its sealed construction and matched sealing components are intended to maintain full filtration across the application, while the included gaskets are selected for use with today’s transmission fluids. For buyers searching for a transmission filter kit for a Ford Mustang FMX transmission, Ford LTD automatic transmission service, or Mercury Grand Marquis transmission maintenance, this part number provides a direct service option across a wide range of classic vehicles.

Common Issues This Part Can Address

• Restricted fluid flow caused by a dirty transmission filter
• Contamination in automatic transmission fluid
• Poor shift performance related to serviceable filter wear
• Fluid bypass around a worn or poorly sealed filter assembly
• Leak concerns at the transmission pan gasket area during service

Installation Notes and Tips

• Verify transmission code and application before ordering, especially on 1970s Ford and Mercury vehicles with FMX notes.
• Inspect the pan, valve body area, and fluid condition during service.
• Replace the filter and sealing gaskets during transmission maintenance to restore proper filtration sealing.
• Confirm the filter style and closed-top configuration match the original unit before installation.

Quality Assurance

Wix transmission filter kits are built with sealed assemblies and application-specific sealing components to support complete filtration in the intended application. The 58926 part number is cataloged for direct replacement use across confirmed Ford and Mercury fitments.