Transmission Filter Kit Guide for 1989-1995 Dodge Spirit, Plymouth Acclaim & Mexican Dodge Dart
If you own a late 80s or early 90s Dodge, learn how to choose the right transmission filter to keep it shifting smoothly.
- First, confirm if you have the 3-speed (A413) or 4-speed (A604) automatic transmission, as they use different filter kits.
- Quality aftermarket brands like Wix, Fram, or ATP offer the best value and are perfectly suitable for this part.
- While replacing the filter, inspect your transmission cooler lines for leaks, as this is a known safety issue for this platform.
- Using the correct type of transmission fluid (ATF+4 for the A604) is more important than the brand of the filter.
A Note on the "1988-1992 Dodge Dart"
First, let's clear up a common point of confusion. The Dodge Dart was not sold in the United States or Canada between 1988 and 1992. The original production run ended in 1976, and the name was revived much later in 2013. However, a version of the Dodge Spirit was sold in Mexico as the Dodge Dart during those years. This guide is for the U.S. market Dodge Spirit and its sibling, the Plymouth Acclaim, which share the same parts as the Mexican Dodge Dart of that era.
Identifying Your Transmission: The Most Important Step
Before buying a filter kit, you MUST know which automatic transmission your car has. During this period, Chrysler used two main types in these cars, and they use different filters:
- A413 (31TH) 3-Speed Automatic: This was the base transmission, commonly found with the 2.5L 4-cylinder engine. It's a reliable, simpler, non-electronic transmission.
- A604 (41TE) 4-Speed Automatic: This was the optional electronic overdrive transmission, usually paired with the 3.0L V6 engine. It offers better fuel economy but was more complex.
Pro Tip: The easiest way to tell is by your gear shifter. If your options are P-R-N-D-2-1, you likely have the 3-speed A413. If you have an overdrive gear, shown as P-R-N-D-3-L or with an 'O/D' button, you have the 4-speed A604.
Symptoms of a Clogged Transmission Filter
A transmission filter doesn't fail suddenly. It clogs over time, starving the transmission of clean fluid. Watch for these warning signs:
- Delayed Shifting: A long pause before the car moves after you shift from Park to Drive or Reverse.
- Slipping Gears: The engine revs higher, but the car doesn't speed up accordingly. This can be dangerous when trying to accelerate.
- Whining or Buzzing Noises: A noise from the front of the car that changes with engine RPM could be the transmission pump struggling to pull fluid through a clogged filter.
- Harsh or Erratic Shifting: Banging or clunking into gear can be a sign of fluid pressure problems caused by a blockage.
- Leaking Fluid: Finding red or brownish fluid under your car means it's time for an inspection. A new pan gasket comes with the kit to fix common pan leaks.
Related Safety Check: Transmission Cooler Lines
While not a filter issue, there was a recall for some Chrysler vehicles of this era regarding transmission fluid cooler lines. High temperatures could cause a connector to fail, spraying fluid on the hot exhaust and potentially causing a fire. When you are under the car, it is wise to inspect these lines for any leaks or damage.
Choosing the Right Aftermarket Filter Kit
For a part like a transmission filter, you don't need to pay a premium for a dealer part. The technology is simple, and quality aftermarket brands provide excellent value.
- Tier 1 (Best Value): Brands like Wix, Fram, and ATP offer reliable filter kits that meet or exceed original specifications. They are widely available and are a trusted choice for professional mechanics and DIYers alike. These kits provide the same level of protection as the original part for a fraction of the cost.
- Tier 2 (OEM): Mopar kits are the original factory parts. They are a guaranteed fit but are often two to three times the price of aftermarket options without offering a significant performance benefit for this specific part.
- Tier 3 (Budget): Store brands like Duralast or other budget-friendly online options can be a good choice. Given the simplicity of the part, they are generally fine, but sticking with a known name from Tier 1 often provides more peace of mind for a few extra dollars.
| Part Type | Estimated Cost |
|---|---|
| New Aftermarket Filter Kit | $10 - $30 |
| New OEM (Mopar) Filter Kit | $45 - $65 |
| Shop Labor | $100 - $200 |
Frequently Asked Questions (FAQ)
Do I need to change the filter or can I just change the fluid?
You should always change the filter when you change the fluid. The filter holds onto contaminants, and leaving the old one in place will just contaminate your new fluid immediately. The kits are inexpensive and come with the required pan gasket.
What kind of transmission fluid should I use?
This is critical. Using the wrong fluid can ruin your transmission. For the 3-speed A413, a DEXRON/MERCON fluid is typically specified. The 4-speed electronic A604 requires Chrysler-specific ATF+3 or ATF+4 fluid. Always check your owner's manual or a reliable service guide to confirm the correct fluid type for your exact vehicle.
My kit came with a cork gasket. Is that okay?
Many aftermarket kits come with cork or fiber gaskets. They work, but can be tricky to install without leaks if you're not careful. Some mechanics prefer to use a thin layer of RTV (Room Temperature Vulcanizing) sealant instead of, or with, the gasket for a better seal. If you use RTV, make sure it is specifically designed for transmission fluid and allow it to cure properly.
How often should I change my transmission filter?
For these older vehicles, a good rule of thumb is every 30,000 to 50,000 miles. If you do a lot of city driving or towing, or if the fluid looks dark or smells burnt, you should change it more often.
Technical Specifications
OEM Part Numbers: 04864505AB
Two primary filter types exist for this vehicle range, corresponding to the A413 (3-speed) and A604/41TE (4-speed) automatic transmissions. The OEM part number 04864505AB is for the A604/41TE transmission. Kits typically include the filter and a pan gasket (cork, fiber, or rubber).
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Dodge Dart: