1984 Ford Thunderbird Performance Transmissions

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Keep Your 1984 Ford Thunderbird in Top Shape with Quality Performance Transmissions

Whether you’re repairing or upgrading your Performance Transmission, using high-quality parts is key to keeping your 1984 Ford Thunderbird looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Transmission Shift Kits and Performance Engine and Transmission Mounts. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 1984 Ford Thunderbird Performance Transmission at Advance Auto Parts is around $81.99, with a range that starts at $59.99 and goes up to $213.99. With 3 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Transmission Mount and Transmission Mount start at just $59.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Performance Transmission, don’t forget to check out other key components like Performance Distributors and Performance Oil Filters. At Advance Auto Parts, we’re here to help you keep your 1984 Ford Thunderbird in peak condition, inside and out.

Essential 1984 Ford Thunderbird Performance Transmissions

B & M – Transmission Shift Kit (Part No.40227)

Transmission Shift Kit

from

$213.99
Transpak – Ford, Lincoln, Mercury – 1980 to 1992 AOD (excludes 1992 and later with electronic shift). Recalibrate your automatic transmission for optimum performance. Select the mode that best suits your application. Improves transmission life. Transmission removal not required. The next step up from the Shift Improver Kit is the Transpak. It has all the features in the Shift Improver Kit plus it provides additional driver manual control (GM TH-400, 350, Ford C-6 and Chrysler Torqueflite only). Most stock automatic transmissions won’t downshift into low gear above 15 mph, and automatically upshift at a predetermined speed no matter what gear you’re in. With the Transpak, you can downshift at any speed, and you can hold the transmission in first gear to any speed that you want! This is an asset when you’ve got a modified engine, and you want additional RPMs, or you’re towing a trailer or driving heavy loads downhill. Stage 1 Heavy Duty – For street rods, normal passenger vehicles or other heavy duty use. Firmer shift feel but not harsh. Improves transmission performance and life dramatically without loss of comfort. Normal automatic operation when in Drive. Stage 2 Hi-Performance Street – For full performance street use. Essentially the same as Heavy Duty mode except shift is much quicker. Retain full automatic features and standard shift points with selector in Drive.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
  • Downshift At Any Speed
  • Great For Trailer Towing
  • For Heavy Loads Driving Downhill
See More

Energy Suspension – Transmission Mount (Part No.4.1104G)

Transmission Mount

from

$59.99
A true performance application component for cars, trucks, hot rods. For racing/competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal transmission mounts. Resistant to under vehicle fluid oils, coolants and road contaminants. Made of Energy’s Hyper-Flex performance polyurethane and heavy duty hardware – for added durability.

Product Features:
  • Unique Safety Interlock Design
  • Impervious To Vehicle Oils And Chemicals
  • Strong Enough Too Handle High Performance
See More

Energy Suspension – Transmission Mount (Part No.4.1104R)

Transmission Mount

from

$59.99
A true performance application component for cars, trucks, hot rods. For racing/competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal transmission mounts. Resistant to under vehicle fluid oils, coolants and road contaminants. Made of Energy’s Hyper-Flex performance polyurethane and heavy duty hardware – for added durability.

Product Features:
  • Unique Safety Interlock Design
  • Impervious To Vehicle Oils And Chemicals
  • Strong Enough Too Handle High Performance
See More

Most Popular Performance Transmission Shift Kit for 1984 Ford Thunderbirds

Enhance your 1984 Ford Thunderbird with this popular Performance Transmission Shift Kit we have in stock, for $213.99.

B & M – Transmission Shift Kit (Part No.40227)

Transmission Shift Kit

from

$213.99
Transpak – Ford, Lincoln, Mercury – 1980 to 1992 AOD (excludes 1992 and later with electronic shift). Recalibrate your automatic transmission for optimum performance. Select the mode that best suits your application. Improves transmission life. Transmission removal not required. The next step up from the Shift Improver Kit is the Transpak. It has all the features in the Shift Improver Kit plus it provides additional driver manual control (GM TH-400, 350, Ford C-6 and Chrysler Torqueflite only). Most stock automatic transmissions won’t downshift into low gear above 15 mph, and automatically upshift at a predetermined speed no matter what gear you’re in. With the Transpak, you can downshift at any speed, and you can hold the transmission in first gear to any speed that you want! This is an asset when you’ve got a modified engine, and you want additional RPMs, or you’re towing a trailer or driving heavy loads downhill. Stage 1 Heavy Duty – For street rods, normal passenger vehicles or other heavy duty use. Firmer shift feel but not harsh. Improves transmission performance and life dramatically without loss of comfort. Normal automatic operation when in Drive. Stage 2 Hi-Performance Street – For full performance street use. Essentially the same as Heavy Duty mode except shift is much quicker. Retain full automatic features and standard shift points with selector in Drive.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
  • Downshift At Any Speed
  • Great For Trailer Towing
  • For Heavy Loads Driving Downhill
See More

Best-Selling 1984 Ford Thunderbird Performance Engine and Transmission Mounts

Upgrade your Thunderbird with one of our 2 best-selling Performance Engine and Transmission Mounts.

Energy Suspension – Transmission Mount (Part No.4.1104R)

Transmission Mount

from

$59.99
A true performance application component for cars, trucks, hot rods. For racing/competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal transmission mounts. Resistant to under vehicle fluid oils, coolants and road contaminants. Made of Energy’s Hyper-Flex performance polyurethane and heavy duty hardware – for added durability.

Product Features:
  • Unique Safety Interlock Design
  • Impervious To Vehicle Oils And Chemicals
  • Strong Enough Too Handle High Performance
See More

Energy Suspension – Transmission Mount (Part No.4.1104G)

Transmission Mount

from

$59.99
A true performance application component for cars, trucks, hot rods. For racing/competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal transmission mounts. Resistant to under vehicle fluid oils, coolants and road contaminants. Made of Energy’s Hyper-Flex performance polyurethane and heavy duty hardware – for added durability.

Product Features:
  • Unique Safety Interlock Design
  • Impervious To Vehicle Oils And Chemicals
  • Strong Enough Too Handle High Performance
See More

FAQs for 1984 Ford Thunderbird Performance Transmissions

What are the best-selling Performance Transmissions for 1984 Ford Thunderbirds?

Out of 3 Performance Transmissions that fit 1984 Ford Thunderbirds, the following parts are the top sellers:

What’s the price range for 1984 Ford Thunderbird Performance Transmissions?

The prices of Performance Transmissions for the 1984 Ford Thunderbird range from $59.99 up to $213.99 for the most premium parts.

What is the average price of a Performance Transmission for a 1984 Ford Thunderbird?

The average price for Performance Transmissions for the 1984 Ford Thunderbird is $81.99. Keep in mind the variety of part types within our Performance Transmission category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Performance Transmissions for other Ford Thunderbird model years?

Yes, we carry Performance Transmissions for 11 model years of Ford Thunderbirds between 1980 and 1992. The following model years are the most popular for Performance Transmission purchases: 1992, 1991, 1990, 1989, 1988, 1987, 1986, 1985, and 1983.

What are the cheapest Performance Transmissions for my 1984 Ford Thunderbird?

The cheapest 1984 Ford Thunderbird Performance Transmissions we carry are:

Does Advance Auto Parts sell Performance Transmissions for any other 1984 Ford models?

What are the top-rated Performance Transmissions that fit the 1984 Ford Thunderbird?

The one 1984 Ford Thunderbird Performance Transmission we have in stock is the Transmission Mount. It costs $59.99.

What types of Performance Transmissions do you sell for my 1984 Ford Thunderbird?

As of 6/2/26, these are some of the most in-demand types of Performance Transmissions for a 1984 Ford Thunderbird:

Can I get help with 1984 Ford Thunderbird Performance Transmission orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Ford Performance Transmissions and more.

What is your return policy for Ford Thunderbird Performance Transmissions?

Advance Auto Parts keeps returns simple. For new Ford Thunderbird Performance Transmissions and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.