1966 Oldsmobile Dynamic Automatic Transmission Kits

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Keep Your 1966 Oldsmobile Dynamic 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 1966 Oldsmobile Dynamic looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transmission Shift Kits, Transmission Master Repair 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 1966 Oldsmobile Dynamic Automatic Transmission Kit at Advance Auto Parts is around $271.88, with a range that starts at $77.19 and goes up to $519.99. With 7 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like ATP Automatic Transmission Master Repair Kit Plus, JMS-9, ATP Automatic Transmission Master Repair Kit, JM-9, and ATP Automatic Transmission Overhaul Kit, JGS-52 start at just $81.99 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 1966 Oldsmobile Dynamic in peak condition, inside and out.

Essential 1966 Oldsmobile Dynamic Automatic Transmission Kits

ATP – ATP Automatic Transmission Overhaul Kit, JGS-52 (Part No.JGS-52)

ATP Automatic Transmission Overhaul Kit, JGS-52

from

$81.99
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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ATP – ATP Automatic Transmission Master Repair Kit, JM-9 (Part No.JM-9)

ATP Automatic Transmission Master Repair Kit, JM-9

from

$269.99
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, JMS-9 (Part No.JMS-9)

ATP Automatic Transmission Master Repair Kit Plus, JMS-9

from

$393.99
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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B & M – B & M Shift Improver Kit For 65-87 Th400 Transmission, 20260 (Part No.20260)

B & M Shift Improver Kit For 65-87 Th400 Transmission, 20260

from

$77.19
The B&M Shift Improver kits feature two options to recalibrating your 1965-1987 GM TH400, TH375 and TH475 automatic transmissions. First is the HEAVY DUTY set-up, giving you firm positive shifts without loss of driver comfort for improved performance in all street vehicles. This is a great option for performance street driving or towing. The second is our STREET/STRIP set-up. Be warned, this will deliver firm positive shifts you will feel, along with easily chirping the tires when shifting somewhat aggressively. This setting is recommend for high performance street/strip use, or for competitive events when you want the hardest, quickest shifts possible from a shift improver kit.
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ATP – ATP Automatic Transmission Shift Kit, JK-1 (Part No.JK-1)

ATP Automatic Transmission Shift Kit, JK-1

from

$80.99
ATP Transmission Components are exact fit, no compromise replacement parts
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B & M – B & M Transkit For 65-87 Th400 Transmission, 20229 (Part No.20229)

B & M Transkit For 65-87 Th400 Transmission, 20229

from

$519.99
A B&M transmission in a box! Transform your automatic transmission into a full-tilt B&M performer! This is our ultimate transmission kit – it comes complete with full instructions on how to assemble your transmission to B&M specifications.
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B & M – B & M Transmission Kit, Master Overhaul Kit For Th400, 21041 (Part No.21041)

B & M Transmission Kit, Master Overhaul Kit For Th400, 21041

from

$478.99
These kits include all of the necessary components to rebuild your automatic transmission. OEM style gaskets included. Kits do not include overhaul instructions – please refer to factory shop manual for proper assembly procedures.
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Most Popular Transmission Shift Kits for 1966 Oldsmobile Dynamics

Enhance your 1966 Oldsmobile Dynamic with one of the 4 Transmission Shift Kits we have in stock, starting at just $77.19.

B & M – B & M Transkit For 65-87 Th400 Transmission, 20229 (Part No.20229)

B & M Transkit For 65-87 Th400 Transmission, 20229

from

$519.99
A B&M transmission in a box! Transform your automatic transmission into a full-tilt B&M performer! This is our ultimate transmission kit – it comes complete with full instructions on how to assemble your transmission to B&M specifications.
See More

B & M – B & M Transmission Kit, Master Overhaul Kit For Th400, 21041 (Part No.21041)

B & M Transmission Kit, Master Overhaul Kit For Th400, 21041

from

$478.99
These kits include all of the necessary components to rebuild your automatic transmission. OEM style gaskets included. Kits do not include overhaul instructions – please refer to factory shop manual for proper assembly procedures.
See More

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

ATP Automatic Transmission Shift Kit, JK-1

from

$80.99
ATP Transmission Components are exact fit, no compromise replacement parts
See More

B & M – B & M Shift Improver Kit For 65-87 Th400 Transmission, 20260 (Part No.20260)

B & M Shift Improver Kit For 65-87 Th400 Transmission, 20260

from

$77.19
The B&M Shift Improver kits feature two options to recalibrating your 1965-1987 GM TH400, TH375 and TH475 automatic transmissions. First is the HEAVY DUTY set-up, giving you firm positive shifts without loss of driver comfort for improved performance in all street vehicles. This is a great option for performance street driving or towing. The second is our STREET/STRIP set-up. Be warned, this will deliver firm positive shifts you will feel, along with easily chirping the tires when shifting somewhat aggressively. This setting is recommend for high performance street/strip use, or for competitive events when you want the hardest, quickest shifts possible from a shift improver kit.
See More

Best-Selling 1966 Oldsmobile Dynamic Transmission Master Repair Kits

Upgrade your Dynamic with one of our 2 best-selling Transmission Master Repair Kits.

ATP – ATP Automatic Transmission Master Repair Kit Plus, JMS-9 (Part No.JMS-9)

ATP Automatic Transmission Master Repair Kit Plus, JMS-9

from

$393.99
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.
See More

ATP – ATP Automatic Transmission Master Repair Kit, JM-9 (Part No.JM-9)

ATP Automatic Transmission Master Repair Kit, JM-9

from

$269.99
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

Top-Quality Transmission Rebuild Kits for 1966 Oldsmobile Dynamics

Choose a high-quality OEM or aftermarket Transmission Rebuild Kit for Oldsmobile Dynamics and enjoy top-notch performance from $81.99.

ATP – ATP Automatic Transmission Overhaul Kit, JGS-52 (Part No.JGS-52)

ATP Automatic Transmission Overhaul Kit, JGS-52

from

$81.99
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.
See More

FAQs for 1966 Oldsmobile Dynamic Automatic Transmission Kits

What are the best-selling Automatic Transmission Kits for 1966 Oldsmobile Dynamics?

Out of 7 Automatic Transmission Kits that fit 1966 Oldsmobile Dynamics, the following parts are the top sellers:

What’s the price range for 1966 Oldsmobile Dynamic Automatic Transmission Kits?

The prices of Automatic Transmission Kits for the 1966 Oldsmobile Dynamic range from $77.19 up to $519.99 for the most premium parts.

What is the average price of an Automatic Transmission Kit for a 1966 Oldsmobile Dynamic?

The average price for Automatic Transmission Kits for the 1966 Oldsmobile Dynamic is $271.88. 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.

What are the cheapest Automatic Transmission Kits for my 1966 Oldsmobile Dynamic?

The cheapest 1966 Oldsmobile Dynamic Automatic Transmission Kits we carry are:

Does Advance Auto Parts sell Automatic Transmission Kits for any other 1966 Oldsmobile models?

What types of Automatic Transmission Kits do you sell for my 1966 Oldsmobile Dynamic?

As of 8/2/26, these are some of the most in-demand types of Automatic Transmission Kits for a 1966 Oldsmobile Dynamic:

Can I get help with 1966 Oldsmobile Dynamic 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 Oldsmobile Automatic Transmission Kits and more.

What is your return policy for Oldsmobile Dynamic Automatic Transmission Kits?

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