1978 Cadillac Seville Automatic Transmission Parts

More 1978 Cadillac Seville Automatic Transmission Parts

Find your specific 1978 Cadillac Seville original or aftermarket Automatic Transmission Parts below. Order your parts online and have delivered to your home or pick up in-store at Advance Auto.

Essential 1978 Cadillac Seville Automatic Transmission Parts

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

AT OIL PUMP ORING

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$8.99
AT OIL PUMP ORING
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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

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

AT SOLENOID SEAL

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$3.99
AT SOLENOID SEAL

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

Kickdown Switch Kit For TH400 Transmission

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$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
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Carquest Premium – Automatic Transmission Control Solenoid (Part No.SBA4952)

Automatic Transmission Control Solenoid

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$32.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Automatic Transmission Torque Converter Clutch Solenoid (Part No.SBC4935)

Automatic Transmission Torque Converter Clutch Solenoid

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$48.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest – Automatic Transmission Control Solenoid (Part No.S9853)

Automatic Transmission Control Solenoid

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$107.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • BWD is a global manufacturer of emission components, complete quality control is maintained through the manufacturing process from componentry to finished product
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ATP – AT CONTR SOLENOID (Part No.JE-14)

AT CONTR SOLENOID

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$93.99
AT CONTR SOLENOID
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ATP – ATP Automatic Transmission Control Solenoid (Lock-Up) (Part No.CE-1)

ATP Automatic Transmission Control Solenoid (Lock-Up)

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$61.99
ATP Automatic Transmission Control Solenoid (Lock-Up)
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Carquest Premium – Automatic Transmission Modulator Valve (Part No.VMC1023)

Automatic Transmission Modulator Valve

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$45.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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ATP – AT MODULATOR VALVE (Part No.JX-66)

AT MODULATOR VALVE

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$17.99
AT MODULATOR VALVE
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B & M – Modulator (Part No.20234)

Modulator

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$43.99
B&M’s vacuum modulator is fully adjustable, this allows you to tailor your shift points to within a range of 2-4 mph. Comes preadjusted for normal shift points. For TH350 and TH400.

Product Features:
  • Fully Adjustable
  • Allows You To Tailor Shift Points
  • Comes Supplied Pre-Adjusted
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(2 reviews)
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ATP – AT MODULATOR VALVE (Part No.JX-70)

AT MODULATOR VALVE

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$46.99
AT MODULATOR VALVE
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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-48)

Automatic Transmission Vacuum Modulator

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$34.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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(11 reviews)
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ATP – AT MODULATOR VALVE (Part No.JX-76)

AT MODULATOR VALVE

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$48.99
AT MODULATOR VALVE
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ATP – AT CLUTCH PLATE (Part No.JC-50)

AT CLUTCH PLATE

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$8.99
AT CLUTCH PLATE
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ATP – AT FRT PUMP BUSHING (Part No.CB-30)

AT FRT PUMP BUSHING

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$11.99
AT FRT PUMP BUSHING
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ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

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$10.99
AT FRT PUMP BUSHING
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1978 Cadillac Seville Automatic Transmission Parts

Maybe you’re in the middle of a full rebuild of that 1978 Cadillac Seville. Maybe you just need a couple of Automatic Transmission Parts. Either way, Advance Auto Parts has 14 different Automatic Transmission Parts in our inventory ranging from $3.99 to $109.99. That means you can find the exact parts or products you need to keep that 1978 Cadillac Seville running smoothly.

Automatic Transmission Parts are only as good as their brand. We stock 3 different brands to make sure you have plenty of trusted parts to choose from for your 1978 Cadillac Seville. Pro-King, ATP, and B & M are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Automatic Transmission Parts for your 1978 Cadillac Seville, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 58 reviews in this category, some of the top rated parts include Modulator with 3.0 stars.

So if you’re in the market for aftermarket Automatic Transmission Parts to keep your 1978 Cadillac Seville rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Automatic Transmission Parts Brands To Make Your 1978 Cadillac Seville Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1978 Cadillac Seville demands trusted brand parts and products to keep it running. Many trusted brands of Automatic Transmission Parts make up Advance Auto Parts’ inventory, and all are ready to help make your Seville the best it can be. Be sure to browse some of our top Automatic Transmission Parts brands and parts.

Popular ATP Automatic Transmission Parts

We carry ATP parts in our stock across Automatic Transmission Fluid Filler Tube Seals categories, plus more. For a 1978 Cadillac Seville, our most popular ATP Automatic Transmission Parts include:
AT SOLENOID SEAL
from $3.99
(2)
AT SOLENOID SEAL
Automatic Transmission Fluid Filler Tube Seals

FAQs for 1978 Cadillac Seville Automatic Transmission Parts

What are the most purchased Automatic Transmission Parts for the 1978 Cadillac Seville?

Out of 14 Automatic Transmission Parts for the 1978 Cadillac Seville, the most popular in our inventory are:
AT OIL PUMP ORING
from $8.99
This product is not rated
AT OIL PUMP ORING
Automatic Transmission Oil Pump O-Rings
ATP Automatic Transmission Control Solenoid (Lock-Up)
from $61.99
This product is not rated
ATP Automatic Transmission Control Solenoid (Lock-Up)
Automatic Transmission Wiring Harness
AT MODULATOR VALVE
from $48.99
This product is not rated
AT MODULATOR VALVE
Transmission Modulator Valves

What are the top-rated 1978 Cadillac Seville Automatic Transmission Parts?

Top-rated Automatic Transmission Parts for your 1978 Cadillac Seville based on customer reviews/ratings are:
Modulator
from $43.99
(2)
Modulator
“Great product. Worked perfectly”