1975 Checker Marathon Performance Transmissions

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Keep Your 1975 Checker Marathon 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 1975 Checker Marathon looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Transmission Dipstick Tubes and Performance Transmission Shift 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 1975 Checker Marathon Performance Transmission at Advance Auto Parts is around $147.49, with a range that starts at $127.99 and goes up to $166.99. With 2 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Transpak For 65-87 TH400 Transmission and Aluminum Braided Dip Stick, Fits TH-400 Transmission start at just $127.99 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 Fuel Systems. At Advance Auto Parts, we’re here to help you keep your 1975 Checker Marathon in peak condition, inside and out.

Essential 1975 Checker Marathon Performance Transmissions

B & M – Transpak For 65-87 TH400 Transmission (Part No.20228)

Transpak For 65-87 TH400 Transmission

from

$166.99
The B&M Transpak has all the features in the Shift Improver Kit, plus it provides additional driver manual control. 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
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B & M – Aluminum Braided Dip Stick, Fits TH-400 Transmission (Part No.22166)

Aluminum Braided Dip Stick, Fits TH-400 Transmission

from

$127.99
What better way to check you oil level by using one of B&M’s transmission fluid dipsticks? The cap screws into the tube and is O-ring sealed, while the base of the tube has a sealing grommet where it goes into the transmission.

Product Features:
  • Automatic Transmission Dip Stick
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Most Popular Performance Transmission Dipstick Tube for 1975 Checker Marathons

Enhance your 1975 Checker Marathon with this popular Performance Transmission Dipstick Tube we have in stock, for $127.99.

B & M – Aluminum Braided Dip Stick, Fits TH-400 Transmission (Part No.22166)

Aluminum Braided Dip Stick, Fits TH-400 Transmission

from

$127.99
What better way to check you oil level by using one of B&M’s transmission fluid dipsticks? The cap screws into the tube and is O-ring sealed, while the base of the tube has a sealing grommet where it goes into the transmission.

Product Features:
  • Automatic Transmission Dip Stick
See More

Best-Selling 1975 Checker Marathon Performance Transmission Shift Kit

Upgrade your Marathon with our best-selling Performance Transmission Shift Kit.

B & M – Transpak For 65-87 TH400 Transmission (Part No.20228)

Transpak For 65-87 TH400 Transmission

from

$166.99
The B&M Transpak has all the features in the Shift Improver Kit, plus it provides additional driver manual control. 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

FAQs for 1975 Checker Marathon Performance Transmissions

What are the best-selling Performance Transmissions for 1975 Checker Marathons?

Out of 2 Performance Transmissions that fit 1975 Checker Marathons, the following parts are the top sellers:

What’s the price range for 1975 Checker Marathon Performance Transmissions?

The prices of Performance Transmissions for the 1975 Checker Marathon range from $127.99 up to $166.99 for the most premium parts.

What is the average price of a Performance Transmission for a 1975 Checker Marathon?

The average price for Performance Transmissions for the 1975 Checker Marathon is $147.49. 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 Checker Marathon model years?

Yes, we carry Performance Transmissions for 6 model years of Checker Marathons between 1976 and 1982. The following model years are the most popular for Performance Transmission purchases: 1982, 1981, 1980, 1979, 1978, 1977, and 1976.

What are the cheapest Performance Transmissions for my 1975 Checker Marathon?

The cheapest 1975 Checker Marathon Performance Transmissions we carry are:

What types of Performance Transmissions do you sell for my 1975 Checker Marathon?

As of 3/1/26, these are some of the most in-demand types of Performance Transmissions for a 1975 Checker Marathon:

Can I get help with 1975 Checker Marathon Performance Transmission orders?

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

What is your return policy for Checker Marathon Performance Transmissions?

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