1966 Cadillac Fleetwood Transmission Parts

Essential 1966 Cadillac Fleetwood Transmission Parts

National – Bearings (Part No.A-3)

Bearings

from

$14.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Spectre – Aluminum Trans Pan TH350 (Part No.5460)

Aluminum Trans Pan TH350

from

$159.99
The Spectre Transmission Pan Turbo 350 was designed to fit General Motors TH350 transmissions. This stock capacity transmission pan features polished aluminum construction, fins for added cooling, and includes a drain plug. This product is easy to install with no special tools or skills required.

Product Features:
  • Manufactured from polished aluminum
  • Designed for GM TH350 transmissions
  • Stock capacity
  • Easy to install with no special tools or skills required
  • Features fins for added cooling
  • Includes drain plug
See More

ATP – AT SEL SHAFT SEAL (Part No.SO-19)

AT SEL SHAFT SEAL

from

$7.99
AT SEL SHAFT SEAL

National – Multi Purpose Seal (Part No.8792S)

Multi Purpose Seal

from

$6.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

Driveworks – Oil Seal (Part No.S-6712NA)

Oil Seal

from

$6.29
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

ATP – AT OVERHAUL KIT (Part No.JGS-52)

AT OVERHAUL KIT

from

$76.99
AT OVERHAUL KIT

B & M – Kickdown Switch Kit For TH400 Transmission (Part No.20297)

Kickdown Switch Kit For TH400 Transmission

from

$84.99
When swapping the TH400 transmission into any vehicle, this kit makes installation of the transmission’s kickdown feature a snap. This switch mounts to either a TH700R4, TH200, TH200-R4 or TH350 throttle cable bracket.

Product Features:
  • Allows High Speed Cruise
  • Cruise In Overdrive
  • Prevents Part Throttle Kickdown
  • Quick Installation
See More

National – Multi Purpose Seal (Part No.9449)

Multi Purpose Seal

from

$9.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

Imperial – Econo-Kool® Transmission Oil Cooler (Part No.241018)

Econo-Kool® Transmission Oil Cooler

from

$65.99
Product Features:
  • Imperial Econo-Kool« tube and fin transmission cooler
  • Size: 3/4″ x 10″ x 15-7/8″
  • Class “A” motor homes, large travel trailers, 5th-wheel trailers
  • GVWR up to 26,000 lbs.; towing up to 10,000 lbs.
  • Compatible with OEM cooler systems
  • Ultrasonically soldered for reliability
  • 100% pressure testing to 150 PSI for quality assurance
  • High efficiency turbulators
See More

ATP – Automatic Transmission Shifter Cable (Part No.Y-757)

Automatic Transmission Shifter Cable

from

$70.99
Transhift cables connect the transmission selector lever/shifter to the transmission linkage. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Transhift cables are designed to fit and function just like the original part to ensure durability and long life.

Product Features:
  • Includes brackets, grommets, etc to match original
  • Installs just like the original part
See More

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

$109.99
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

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-28)

Automatic Transmission Vacuum Modulator

from

$33.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
See More

Felpro – Transmission Oil Pan Gasket (Part No.TOS 18668)

Transmission Oil Pan Gasket

from

$11.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
See More

ATP – AT EXT HOUSING SEAL (Part No.HO-8)

AT EXT HOUSING SEAL

from

$11.99
AT EXT HOUSING SEAL

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

Shift Improver Kit For 68-81 TH-350 Transmission

from

$62.99
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

Pro-King – Automatic Transmission Remanufactured Torque Converter (Part No.GM71)

Automatic Transmission Remanufactured Torque Converter

from

$122.99
Remanufactured using industry-leading techniques to assure enhanced torque performance and extended life. Each unit is harmonically balanced and leak tested with any inherent OE weaknesses corrected. Pro-King torque converters are subject to random ISO 9001 quality tests before leaving the factory.

Product Features:
  • Fluid Balanced
See More

Driveworks – Oil Seal (Part No.S-7038SA)

Oil Seal

from

$6.29
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

from

$8.99
AT OIL PUMP ORING

B & M – Automatic Shifter, Hammer Shifter, Universal (Part No.80885)

Automatic Shifter, Hammer Shifter, Universal

from

$339.99
The Hammer shifter may just be the most comfortable and versatile shifter available. The unique design of the shift handle easily fits all sizes of hands providing the appropriate wrist angle and feel when shifting. The multi-position lockout trigger is s

Product Features:
  • Ratchet Action Shifter
  • Cable Operated
  • Quick Installation
  • Accurate Shifting
  • Reverse Lockout Feature
See More

ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

from

$10.99
AT FRT PUMP BUSHING

ATP – AT MSTR REP KIT PLUS (Part No.JMS-9)

AT MSTR REP KIT PLUS

from

$368.99
AT MSTR REP KIT PLUS

B & M – Chrome Deep Transmission Pan For TH 350 Transmission (Part No.30289)

Chrome Deep Transmission Pan For TH 350 Transmission

from

$116.99
Add fluid capacity to your transmission. Extra fluid means more cooling, and more cooling means better efficiency and performance. Add life to your transmission with a B&M Deep Pan!

Product Features:
  • Additional Oil Capacity
  • More Cooling Ability
  • No Dipstick Modification
  • Some Include Fluid Pickup Extension
  • Built-In Drain Plugs
  • Chrome Plated Steel
See More

ATP – AT SOLENOID SEAL (Part No.JO-15)

AT SOLENOID SEAL

from

$3.99
AT SOLENOID SEAL

Mr. Gasket – Automatic Transmission Oil Pan Gasket (Part No.8695)

Automatic Transmission Oil Pan Gasket

from

$30.19
Made from cork/neoprene gasket material which features excellent compressibility and high recovery to create a positive seal.

Product Features:
  • High density cork-nitrile rubber blend
  • Excellent compressibility and high recovery to create a positive seal
  • Excellent Compressibility
See More

ATP – AT CLUTCH PLATE (Part No.JC-50)

AT CLUTCH PLATE

from

$8.99
AT CLUTCH PLATE

Driveworks – Auto Transmission Shift Shaft Seal (Part No.S-8792S)

Auto Transmission Shift Shaft Seal

from

$2.49
Product Features:
  • Brand may vary by location
See More

ATP – AT EXT HOUSING SEAL (Part No.JO-57)

AT EXT HOUSING SEAL

from

$7.99
AT EXT HOUSING SEAL

Edelbrock – Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions (Part No.8026)

Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions

from

$18.99
Product Features:
  • Edelbrock Part # 8026 GM Transmission adapter is for use with 2004R, 700R4, 4L60 transmissions.
  • This kit relocates the pin position on an Edelbrock Carburetor when hooking up to a throttle valve style transmission (700R4, 2004R, 4L60).
  • The pin location is critical as the TV controls line pressure, shift points, shift firmness, and part throttle downshifts.
See More

1966 Cadillac Fleetwood Transmission Parts

You count on your 1966 Cadillac Fleetwood to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Transmission Parts. With 66 Transmission Parts ranging in price from $2.49 to $1,150.00, you’re sure to find everything you need for your 1966 Cadillac Fleetwood.

Brands matter. If you want to shop a specific Transmission Parts brand, we stock 11 different brands like Imperial, National, and Permatex. 1966 Cadillac Fleetwood Transmission Parts start as low as $2.49!

One of the best ways to find top quality OEM or aftermarket Transmission Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 191 extensive product reviews on 1966 Cadillac Fleetwood Transmission Parts. Some of the top-rated Transmission Parts products we carry are Automatic Shifter, Z-Gate with 4.4 stars and Plate and Fin Style Trans Cooler 3/4" x 9-1/2" x 11" Heavy Duty with 4.5 stars.

Did we mention you can order your Transmission Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Transmission Parts inventory for your 1966 Cadillac Fleetwood below to get started!

Top-Rated Transmission Parts Brands For Your 1966 Cadillac Fleetwood

Trusted Transmission Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1966 Cadillac Fleetwood running right for years to come. In our inventory you’ll find brands like Imperial, National, Permatex, and even more.

Popular ATP Transmission Parts

You’ll find popular ATP brand products across Automatic Transmission Parts and Transmission Seals. All are waiting to get your 1966 Cadillac Fleetwood back on the road. Some of the top-rated ATP products in these categories are:
AT SOLENOID SEAL
from $3.99
(2)
AT SOLENOID SEAL
Automatic Transmission Fluid Filler Tube Seals
AT SEL SHAFT SEAL
from $7.99
(2)
AT SEL SHAFT SEAL
Automatic Transmission Selector Shaft Seals

FAQs for 1966 Cadillac Fleetwood Transmission Parts

What are the most purchased Transmission Parts for the 1966 Cadillac Fleetwood?

Out of 66 Transmission Parts for the 1966 Cadillac Fleetwood, the most popular in our inventory are:
Bearings
from $14.99
(21)
Bearings
Miscellaneous Transmission Bearings
High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ
from $26.99
(7)
High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ
Transmission Pan Gaskets
Multi Purpose Seal
from $6.99
(20)
Multi Purpose Seal
Miscellaneous Automatic Transmission Seals

What are the top-rated 1966 Cadillac Fleetwood Transmission Parts?

Top-rated Transmission Parts for your 1966 Cadillac Fleetwood based on customer reviews/ratings are:
Automatic Shifter, Z-Gate
from $279.99
(11)
Automatic Shifter, Z-Gate
“Good Product, Great For The Price”
Plate and Fin Style Trans Cooler 3/4" x 9-1/2" x 11" Heavy Duty
from $80.99
(8)
Plate and Fin Style Trans Cooler 3/4" x 9-1/2" x 11" Heavy Duty
“Used this cooler to replace the missing factory one on my Polaris 330 ATV. Made an adapter plate to fit to the fan housing. Works great, beats the $30”
Maxi-Kool® XL Transmission Oil Cooler
from $73.99
(7)
Maxi-Kool® XL Transmission Oil Cooler
“this transmission oil cooler is replacing my one on my 2000 dodge dakota its priced right mid size and easy to put in the ome one is 250 this is 60 an”