1985 Mercury Cougar Automatic Transmission Kits

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Keep Your 1985 Mercury Cougar in Top Shape with Quality Automatic Transmission Kits

Whether you’re repairing or upgrading your Automatic Transmission Kit, using high-quality parts is key to keeping your 1985 Mercury Cougar looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transmission Master Repair Kits, Transmission Shift Kits, and Transmission Rebuild Kits. 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 1985 Mercury Cougar Automatic Transmission Kit at Advance Auto Parts is around $160.44, with a range that starts at $62.99 and goes up to $254.99. With 5 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-16, Pro-King Automatic Transmission Basic Rebuild Kit, KB-822, and ATP Automatic Transmission Shift Kit, LK-1 start at just $62.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Automatic Transmission Kit, don’t forget to check out other key components like Torque Converter and Related Products and Transmission Cooler and Parts. At Advance Auto Parts, we’re here to help you keep your 1985 Mercury Cougar in peak condition, inside and out.

Essential 1985 Mercury Cougar Automatic Transmission Kits

ATP – ATP Automatic Transmission Shift Kit, FK-6 (Part No.FK-6)

ATP Automatic Transmission Shift Kit, FK-6

from

$77.99
ATP Transmission Components are exact fit, no compromise replacement parts
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B & M – B & M Shift Improver Kit, 50260 (Part No.50260)

B & M Shift Improver Kit, 50260

from

$88.89
Shift Improver Kit – 1967 to 1969 Ford, Lincoln, Mercury C4 Application: 1967 to 1969 Ford, Lincoln, Mercury C4 Recalibrate your automatic transmission for optimum performance and extended life! Select the mode that best suits your application Provides crisp shifts on any stock automatic transmission Eliminates shift overlap and excess wear on clutches and bands due to slippage The B&M Shift Improver Kit the easiest way to get the stout performance you’ve always wanted out of your automatic transmission – and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit. All you need are some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Ask the thousands of satisfied customers that have installed one in their transmissions! STAGE 1. HEAVY DUTY Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for regular passenger vehicles. STAGE 2. STREET/STRIP Provides positive shifts for high performance street use or for competitive events. This level is for the enthusiast who wants the hardest, quickest possible shift.
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ATP – ATP Automatic Transmission Shift Kit, LK-1 (Part No.LK-1)

ATP Automatic Transmission Shift Kit, LK-1

from

$109.99
ATP Transmission Components are exact fit, no compromise replacement parts
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B & M – B & M Shift Improver Kit, 50262 (Part No.50262)

B & M Shift Improver Kit, 50262

from

$88.89
The B&M Shift Improver Kit for 1970-1982 Ford, Lincoln, Mercury C4 automatic transmissions recalibrates your automatic transmission for optimum performance and extended life! Select the mode that best suits your application Provides crisp shifts on any stock automatic transmission Eliminates shift overlap and excess wear on clutches and bands due to slippage The B&M Shift Improver Kit the easiest way to get the stout performance you’ve always wanted out of your automatic transmission – and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit. All you need are some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Ask the thousands of satisfied customers that have installed one in their transmissions! STAGE 1. HEAVY DUTY Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for off-road, towing and daily driver performance cars. STAGE 2 is our Street/Strip set-up and provides firm positive shifts for high performance street use or for competitive events. This level is for the enthusiast who wants the hardest, quickest possible shifts.
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Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-38 (Part No.KS-38)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-38

from

$195.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-86 (Part No.KS-86)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-86

from

$178.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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ATP – ATP Automatic Transmission Overhaul Kit, FGS-113 (Part No.FGS-113)

ATP Automatic Transmission Overhaul Kit, FGS-113

from

$105.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Overhaul Kits come with seals, o-rings, gaskets, and sealing rings. ATP components are engineered to fit and function just like the original parts for long life and durability.
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Pro-King – Pro-King Automatic Transmission Basic Rebuild Kit, KB-868 (Part No.KB-868)

Pro-King Automatic Transmission Basic Rebuild Kit, KB-868

from

$138.99
This Basic Rebuild Kit contains a complete Gasket Kit and Friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-14 (Part No.KS-14)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-14

from

$207.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-46 (Part No.KS-46)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-46

from

$121.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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ATP – ATP Automatic Transmission Master Repair Kit, FM-45 (Part No.FM-45)

ATP Automatic Transmission Master Repair Kit, FM-45

from

$414.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
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ATP – ATP Automatic Transmission Master Repair Kit Plus, LMS-12 (Part No.LMS-12)

ATP Automatic Transmission Master Repair Kit Plus, LMS-12

from

$461.99
ATP Master Repair Kit Plus contains friction and steel clutch plates, gaskets, seals, o-rings, sealing rings, sump filter, and commonly replaced bushings required to high quality transmission rebuilding.
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ATP – ATP Automatic Transmission Master Repair Kit, FM-32 (Part No.FM-32)

ATP Automatic Transmission Master Repair Kit, FM-32

from

$189.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
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Pro-King – Pro-King Automatic Transmission Basic Rebuild Kit, KB-834 (Part No.KB-834)

Pro-King Automatic Transmission Basic Rebuild Kit, KB-834

from

$103.99
This Basic Rebuild Kit contains a complete Gasket Kit and Friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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ATP – ATP Automatic Transmission Master Repair Kit, LM-4 (Part No.LM-4)

ATP Automatic Transmission Master Repair Kit, LM-4

from

$342.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
See More

Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-16 (Part No.KS-16)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-16

from

$254.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-100 (Part No.KS-100)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-100

from

$340.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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ATP – ATP Automatic Transmission Master Repair Kit, LM-9 (Part No.LM-9)

ATP Automatic Transmission Master Repair Kit, LM-9

from

$529.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
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ATP – ATP Automatic Transmission Master Repair Kit, FM-22 (Part No.FM-22)

ATP Automatic Transmission Master Repair Kit, FM-22

from

$303.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
See More

Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-13 (Part No.KS-13)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-13

from

$145.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
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Pro-King – Pro-King Automatic Transmission Basic Rebuild Kit, KB-822 (Part No.KB-822)

Pro-King Automatic Transmission Basic Rebuild Kit, KB-822

from

$62.99
This Basic Rebuild Kit contains a complete Gasket Kit and Friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
See More

ATP – ATP Automatic Transmission Master Repair Kit, LM-14 (Part No.LM-14)

ATP Automatic Transmission Master Repair Kit, LM-14

from

$372.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
See More

ATP – ATP Automatic Transmission Master Repair Kit, FM-29 (Part No.FM-29)

ATP Automatic Transmission Master Repair Kit, FM-29

from

$262.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
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ATP – ATP Automatic Transmission Master Repair Kit Plus, FMS-24 (Part No.FMS-24)

ATP Automatic Transmission Master Repair Kit Plus, FMS-24

from

$206.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kit Plus comes with friction And steel clutch plates, seals, o-rings, gaskets, sealing rings And the sump transmission filter. ATP components are engineered to fit And function just like the original parts for long life And durability.
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ATP – ATP Automatic Transmission Master Repair Kit, FM-23 (Part No.FM-23)

ATP Automatic Transmission Master Repair Kit, FM-23

from

$186.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
See More

ATP – ATP Automatic Transmission Master Repair Kit Plus, FMS-29 (Part No.FMS-29)

ATP Automatic Transmission Master Repair Kit Plus, FMS-29

from

$297.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kit Plus comes with friction And steel clutch plates, seals, o-rings, gaskets, sealing rings And the sump transmission filter. ATP components are engineered to fit And function just like the original parts for long life And durability.
See More

Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-94 (Part No.KS-94)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-94

from

$206.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
See More

ATP – ATP Automatic Transmission Master Repair Kit Plus, LMS-4 (Part No.LMS-4)

ATP Automatic Transmission Master Repair Kit Plus, LMS-4

from

$394.99
ATP Master Repair Kit Plus contains friction And steel clutch plates, gaskets, seals, o-rings, sealing rings, sump filter, And commonly replaced bushings required to high quality transmission rebuilding.
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Most Popular Transmission Master Repair Kits for 1985 Mercury Cougars

Enhance your 1985 Mercury Cougar with one of the 3 Transmission Master Repair Kits we have in stock, starting at just $62.99.

Pro-King – Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-16 (Part No.KS-16)

Pro-King Automatic Transmission Deluxe Rebuild Kit, KS-16

from

$254.99
One of the most complete Rebuild Kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
See More

Pro-King – Pro-King Automatic Transmission Basic Rebuild Kit, KB-822 (Part No.KB-822)

Pro-King Automatic Transmission Basic Rebuild Kit, KB-822

from

$62.99
This Basic Rebuild Kit contains a complete Gasket Kit and Friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
See More

ATP – ATP Automatic Transmission Master Repair Kit, FM-32 (Part No.FM-32)

ATP Automatic Transmission Master Repair Kit, FM-32

from

$189.99
When it’s time to rebuild an automatic transmission, it’s a big job. ATP Master Repair Kits come with friction And steel clutch plates, seals, o-rings, gaskets, And sealing rings. ATP components are engineered to fit And function just like the original parts for long life And durability.
See More

Best-Selling 1985 Mercury Cougar Transmission Shift Kit

Upgrade your Cougar with our best-selling Transmission Shift Kit.

ATP – ATP Automatic Transmission Shift Kit, LK-1 (Part No.LK-1)

ATP Automatic Transmission Shift Kit, LK-1

from

$109.99
ATP Transmission Components are exact fit, no compromise replacement parts
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Top-Quality Transmission Rebuild Kits for 1985 Mercury Cougars

Choose a high-quality OEM or aftermarket Transmission Rebuild Kit for Mercury Cougars and enjoy top-notch performance from $138.99.

Pro-King – Pro-King Automatic Transmission Basic Rebuild Kit, KB-868 (Part No.KB-868)

Pro-King Automatic Transmission Basic Rebuild Kit, KB-868

from

$138.99
This Basic Rebuild Kit contains a complete Gasket Kit and Friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.
See More

FAQs for 1985 Mercury Cougar Automatic Transmission Kits

What are the best-selling Automatic Transmission Kits for 1985 Mercury Cougars?

Out of 5 Automatic Transmission Kits that fit 1985 Mercury Cougars, the following parts are the top sellers:

What’s the price range for 1985 Mercury Cougar Automatic Transmission Kits?

The prices of Automatic Transmission Kits for the 1985 Mercury Cougar range from $62.99 up to $254.99 for the most premium parts.

What is the average price of an Automatic Transmission Kit for a 1985 Mercury Cougar?

The average price for Automatic Transmission Kits for the 1985 Mercury Cougar is $160.44. Keep in mind the variety of part types within our Automatic Transmission Kit category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Automatic Transmission Kits for other Mercury Cougar model years?

Yes, we carry Automatic Transmission Kits for 33 model years of Mercury Cougars between 1967 and 2002. The following model years are the most popular for Automatic Transmission Kit purchases: 2002, 2001, 2000, 1999, 1997, 1996, 1995, 1994, and 1993.

What are the cheapest Automatic Transmission Kits for my 1985 Mercury Cougar?

The cheapest 1985 Mercury Cougar Automatic Transmission Kits we carry are:

Does Advance Auto Parts sell Automatic Transmission Kits for any other 1985 Mercury models?

Yes. We stock Automatic Transmission Kits for 2 other popular 1985 Mercury models. Some of the most popular are 1985 Grand Marquis Automatic Transmission Kits, 1985 Capri Automatic Transmission Kits, and 1985 Marquis Automatic Transmission Kits.

What types of Automatic Transmission Kits do you sell for my 1985 Mercury Cougar?

As of 8/2/26, these are some of the most in-demand types of Automatic Transmission Kits for a 1985 Mercury Cougar:

Can I get help with 1985 Mercury Cougar Automatic Transmission Kit orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mercury Automatic Transmission Kits and more.

What is your return policy for Mercury Cougar Automatic Transmission Kits?

Advance Auto Parts keeps returns simple. For new Mercury Cougar Automatic Transmission Kits and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.