1964 Buick LeSabre Automatic Transmission Kits

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Keep Your 1964 Buick LeSabre in Top Shape with a Quality Automatic Transmission Kit

When it comes to maintaining or upgrading your 1964 Buick LeSabre, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Automatic Transmission Kit for your LeSabre. We currently carry a top Automatic Transmission Kit in stock that is built to last. Whether you’re replacing a damaged Automatic Transmission Kit or looking to upgrade, our selection for the 1964 Buick LeSabre ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Transmission Bearings and Transmission Cooler and Parts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1964 Buick LeSabre running smoothly and looking great.

Essential 1964 Buick LeSabre Automatic Transmission Kits

B & M – Shift Improver Kit, 82-93 TH700R4 (Part No.70239)

Shift Improver Kit, 82-93 TH700R4

from

$86.99
The B&M Shift Improver Kit the easiest way to get the performance you’ve always wanted out of your automatic transmission, two modes to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit.

Product Features:
  • Provides Crisp Shifts
  • On Any Stock Automatic Transmission
  • Eliminates Soft/Sluggish Shift
  • Eliminates Shift Overlap
  • Eliminate Clutch and Band Wear
  • Improves Transmission Life
  • Transmission Removal Not Required
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B & M – Shift Improver Kit For 65-87 TH400 Transmission (Part No.20260)

Shift Improver Kit For 65-87 TH400 Transmission

from

$73.99
The B&M Shift Improver Kit the easiest way to get the performance you’ve always wanted out of your automatic transmission, two modes to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit.

Product Features:
  • Provides Crisp Shifts
  • On Any Stock Automatic Transmission
  • Eliminates Soft/Sluggish Shift
  • Eliminates Shift Overlap
  • Eliminate Clutch and Band Wear
  • Improves Transmission Life
  • Transmission Removal Not Required
See More

B & M – Transpak For 82-93 TH700R4 Transmission (Part No.70235)

Transpak For 82-93 TH700R4 Transmission

from

$204.99
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 – Transmission Kit, Transkit 68-81 TH-350 Transmission (Part No.30229)

Transmission Kit, Transkit 68-81 TH-350 Transmission

from

$459.99
B&M Transkits give you the same high-quality components that are used in all B&M Street and Strip transmissions. They also include special directions on how to modify your case, pump, and components.

Product Features:
  • High Perf. Friction Materials
  • Complete Overhaul Gasket Set
  • Modification Components
  • Replacement Valves
  • Replacement Springs
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ATP – AT SHIFT KIT (Part No.JK-1)

AT SHIFT KIT

from

$80.99
AT SHIFT KIT

B & M – Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission (Part No.20248)

Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission

from

$128.99
This kit allows you to adjust the shift points of your transmission after it is installed in your vehicle. The Governor Recalibration Kit is very useful if you have a vehicle that is very light; has a low rear-end gear ratio.

Product Features:
  • Adjust Shift Points Of Transmission
  • Useful For Light Vehicles
  • For Low Rear End Gear Ratio
  • Or Useful If It Is Conversion
See More

B & M – Transpak For 68-81 TH 350 Transmission (Part No.30228)

Transpak For 68-81 TH 350 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
See More

B & M – Transpak (Part No.30235)

Transpak

from

$178.99
Shift Improver Kits – Buick, Chevrolet, GMC, Olds, Pontiac – 1968 to 1981 TH-350 and M38 Application: 1968 to 1981 TH-350 and M38 (for TH-350C use Transpak # 30235) Recalibrate your automatic transmission for optimum performance and extended life! Provides crisp shifts on any stock automatic transmissions. Elimination of soft sluggish shifts, shift overlap, and excess wear on clutches and bands due to slippage. Improves transmission life. Transmission removal not required. 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 a few dollars and some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Just 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 very positive shifts for high performance street use or for competitive events. This model is for the enthusiast who wants the hardest, quickest possible shift.

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

B & M – Shift Improver Kit For 68-81 TH-350 Transmission (Part No.30262)

Shift Improver Kit For 68-81 TH-350 Transmission

from

$70.99
HEAVY DUTY-Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. STREET/STRIP-Positive shifts for high performance street use or for competitive events. Hardest, quickest possible shift.

Product Features:
  • Provides Crisp Shifts
  • On Any Stock Automatic Transmission
  • Eliminates Soft/Sluggish Shift
  • Eliminates Shift Overlap
  • Eliminate Clutch and Band Wear
See More

Most Popular Transmission Shift Kit for 1964 Buick LeSabres

Enhance your 1964 Buick LeSabre with this popular Transmission Shift Kit we have in stock, for $128.99.

B & M – Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission (Part No.20248)

Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission

from

$128.99
This kit allows you to adjust the shift points of your transmission after it is installed in your vehicle. The Governor Recalibration Kit is very useful if you have a vehicle that is very light; has a low rear-end gear ratio.

Product Features:
  • Adjust Shift Points Of Transmission
  • Useful For Light Vehicles
  • For Low Rear End Gear Ratio
  • Or Useful If It Is Conversion
See More

FAQs for 1964 Buick LeSabre Automatic Transmission Kits

What’s the price range for 1964 Buick LeSabre Automatic Transmission Kits?

We currently have just one Automatic Transmission Kits for the 1964 Buick LeSabre in stock: Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission and it costs $128.99.

Does Advance Auto Parts sell Automatic Transmission Kits for other Buick LeSabre model years?

Yes, we carry Automatic Transmission Kits for 28 model years of Buick LeSabres between 1965 and 2005. The following model years are the most popular for Automatic Transmission Kit purchases: 2005, 2004, 2003, 1988, 1985, 1984, 1983, 1982, and 1981.

Does Advance Auto Parts sell Automatic Transmission Kits for any other 1964 Buick models?

Yes. We stock Automatic Transmission Kits for 2 other popular 1964 Buick models. Some of the most popular are 1964 Wildcat Automatic Transmission Kits, 1964 Riviera Automatic Transmission Kits, and 1964 Electra Automatic Transmission Kits.

What types of Automatic Transmission Kits do you sell for my 1964 Buick LeSabre?

We currently have just 1 Automatic Transmission Kit in stock for a 1964 Buick LeSabre, and as of 3/1/26, it is a Transmission Shift Kit.

Can I get help with 1964 Buick LeSabre 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 Buick Automatic Transmission Kits and more.

What is your return policy for Buick LeSabre Automatic Transmission Kits?

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