ATP Parts B-89 Transmission Filter Kit

Transmission Filter Kit for Clean Fluid Flow

ATP Parts B-89 is a Premium Replacement transmission filter kit built for service on select Toyota, Mitsubishi, and Isuzu applications. It helps keep transmission fluid cleaner so critical internal passages stay open and the transmission can operate as intended.

Regular filter service matters on older automatic transmissions, especially in Toyota Corolla, Toyota Van, and Toyota Land Cruiser applications where debris from normal wear can build up over time.

Key Features

• Transmission filter kit for automatic transmission service
• Premium Replacement line from ATP Parts
• Helps capture wear debris before it reaches the valve body
• Supports cleaner transmission fluid circulation
• Part number B-89 for easy identification
• This part cross-references Gates (e.g., 18228, T112) for the same application.

Detailed Description

ATP Parts B-89 is a transmission filter kit designed to maintain fluid cleanliness in the transmission service system. As transmission fluid carries wear particles over time, the filter helps reduce contamination that can restrict flow through the valve body and other internal components. That makes B-89 a practical service part for drivers maintaining older Toyota Corolla, Toyota Van, Toyota Land Cruiser, Mitsubishi Montero, and Isuzu Pickup applications.

The ATP Premium Replacement line focuses on direct-fit service parts for maintenance work where correct application coverage matters. For buyers searching for a transmission filter kit for 1981-1985 Toyota Land Cruiser A43DL, or a transmission filter kit for 1984-1989 Toyota Van, B-89 provides a targeted replacement option. The part number B-89 also helps simplify matching during transmission service and rebuild work.

What It Helps Address

• Dirty transmission fluid from normal wear
• Debris buildup that can restrict internal fluid passages
• Valve body contamination
• Reduced transmission fluid cleanliness during service intervals
• Preventable transmission wear tied to neglected filter replacement

Installation Notes and Tips

Verify transmission identification before ordering, especially on 1981-1985 Toyota Land Cruiser models, which require A43DL fitment. Confirm the vehicle application against the listed year and model coverage before installation. Replace the filter during scheduled transmission service and inspect the pan and fluid condition for signs of excess debris.

Quality Assurance

ATP Parts positions this filter in its Premium Replacement line for service-focused fitment and application accuracy. The manufacturer describes the filter as a maintenance part intended to keep transmission fluid cleaner and support long-term transmission service life.

• Fits 1994 Mitsubishi Montero, N/A; to 05/1994
• Fits 1987-1993 Mitsubishi Montero, N/A
• Fits 1988-1992 Isuzu Pickup, N/A
• Fits 1987-1989 Isuzu Impulse, N/A
• Fits 1984-1989 Toyota Van, N/A
• Fits 1984-1987 Toyota Corolla, N/A
• Fits 1981-1985 Toyota Land Cruiser, N/A; only fits A43DL
• Fits 1982 Toyota Celica, N/A