Ford F-150 Automatic Transmission Mount Guide: 1981-1987
Stop clunks and vibrations in your classic F-150 by replacing your worn-out transmission mount.
- A clunking noise when shifting and vibration at idle are the most common signs of a failed mount on your F-150.
- Replacement is DIY-friendly and can be done in about an hour with basic tools.
- For this truck, affordable aftermarket brands like Anchor, DEA, or Pioneer are perfectly adequate.
- Always inspect your engine mounts when replacing the transmission mount, as they wear out at a similar rate.
Is Your F-150's Drivetrain Clunking and Shaking?
When the transmission mount on your 1981-1987 F-150 fails, the signs are hard to ignore. The original rubber simply wears out after decades of use. You will likely notice a heavy vibration in the floorboards or seat, especially when the truck is idling in gear. Another very common symptom is a loud 'clunk' or 'thump' noise when you shift from Park into Drive or Reverse. This sound can also happen when you accelerate from a stop or let off the gas to coast. This is the sound of the transmission moving too much and hitting the frame. 🎬 Watch this video to identify common signs of mount failure. In severe cases, this excessive movement can put stress on other parts like U-joints and driveshaft carrier bearings.
Choosing the Right Aftermarket Mount
For a classic truck like the Bullnose F-150, finding a new OEM (Original Equipment Manufacturer) mount from Ford is highly unlikely. The good news is that the aftermarket offers plenty of affordable options that work well for these simple, solid rubber mounts. The key is understanding the quality differences.
The brands available—Anchor, DEA, and Pioneer—are well-known in the aftermarket. They are generally considered economy or standard-replacement grade parts. For a daily-driven or work truck, any of these brands should provide a reasonable service life and restore the truck's original feel. Forum users and mechanics have used brands like Anchor for years with few issues, noting they are a good value. Pioneer is also sometimes mentioned as having a quality level close to the original factory mounts. Given the straightforward design of this part for this specific truck, an expensive premium part isn't necessary to get the job done right.
Cost of a New Aftermarket Transmission Mount (1981-1987 F-150)
| Part Type | Price Range |
|---|---|
| New Aftermarket Mount | $17.24 - $36.18 |
| Shop Labor | $90 - $180 |
Pro Tip: While you're replacing the transmission mount, it's a very good idea to inspect your two engine mounts. They are the same age and exposed to the same conditions. If the transmission mount has failed, the engine mounts are likely not far behind. Replacing all three at once will completely restore your drivetrain's stability and is more efficient in the long run.
Frequently Asked Questions (FAQ)
How do I check if my transmission mount is bad?
You can do a quick visual inspection by looking for cracked, torn, or oil-soaked rubber on the mount. For a more definitive test, have a helper stand safely to the side of the truck (never in front). With your foot firmly on the brake, shift the transmission from Park to Reverse and then to Drive. The helper can watch the transmission to see if it lifts or moves excessively, which indicates a bad mount. You can also use a pry bar to gently check for excessive play in the mount when the truck is safely on jack stands.
🎬 Learn how to diagnose your mount for good with these tips.Is it hard to replace an F-150 transmission mount?
No, for a DIYer with basic tools, this is a relatively easy job. It involves supporting the transmission with a floor jack and a block of wood, removing the crossmember bolts, unbolting the old mount, and installing the new one. It typically doesn't require special tools and can be done in about an hour.
🎬 See how to replace a motor or transmission mount yourself.Are there any recalls for the 1981-1987 F-150 transmission mount?
No, searches of the National Highway Traffic Safety Administration (NHTSA) database and other records show no recalls or common Technical Service Bulletins (TSBs) specifically for the transmission mount on the 1981-1987 Ford F-150. Any issues are due to the age and wear of the part.
What happens if I don't replace a bad transmission mount?
Ignoring a failed mount can lead to other problems. The constant, excessive movement can damage your driveshaft, U-joints, and exhaust parts. In extreme cases, it could even affect shifting. It's a cheap and easy fix that prevents more expensive repairs down the road.
Helpful Videos
Technical Specifications
OEM Part Numbers: E5TZ-6068-G
The mount for the 1981-1987 F-150 is a solid rubber and steel design. It typically attaches to the transmission with a single stud and to the crossmember with two bolts.
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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.
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