Cadillac STS Transmission Parts

Essential Cadillac STS Transmission Parts

Moveras – 6L50 – Automatic Transmission (Part No.M02131)

6L50 - Automatic Transmission

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$2587.99
Moveras Remanufactured Transmissions manufactures automatic transmissions for virtually every vehicle on the road.

Product Features:
  • Product might not be available in all states due to local laws.
  • We are committed to remanufacturing transmissions to the same stAndards And methodologies used for OEM transmissions
  • Each Moveras transmission is produced in a World Class manufacturing facility
  • Our entire process has been developed from scratch, utilizing LEAN manufacturing principles
  • Our transmissions are produced in a Clean Room environment
  • Every transmission is built to the same exacting standards by using a precisely documented and controlled process.
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Imperial – High Performance Transmission Oil Cooler (Part No.240516)

High Performance Transmission Oil Cooler

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$85.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Imperial high-performance transmission cooler
  • Size: 3/4″ x 10″ x 15-7/8″
  • SAE 45-degree fittings for maximum reliability
  • Electrostatic powder-coated to prevent corrosion
  • SAE 45 degree fittings for maximum reliability
  • Electrostatically powder coated to prevent corrosion
  • All aluminum lightweight construction
  • SAE 45 degree fittings for maximum reliability
  • Electrostatically powder coated to prevent corrosion
  • All aluminum lightweight construction
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Dorman – Shift Linkage Repair Kit (OE Fix) (Part No.924-600)

Shift Linkage Repair Kit (OE Fix)

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$39.99
When a shift linkage fails on certain vehicles, the dealership makes you buy an entire new shifter assembly. This Dorman OE FIX solution allows you to just repair the failed rod, saving money.

Product Features:
  • Direct replacement – this shift linkage repair kit allows you to directly fix the failed original components
  • Cost-effective solution – fixes a failed rod without buying a whole new shifter assembly
  • Restores shifting – solves common issue of deteriorated bushings causing difficulty shifting
  • Quality engineering – designed and tested in the United States
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Dorman – EZ Drain Engine Oil Drain Plug: M12-1.75 Thread, 21 mm Head, 1 Pack (Part No.092-018)

EZ Drain Engine Oil Drain Plug: M12-1.75 Thread, 21 mm Head, 1 Pack

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$17.49
Ditch the wrenches and rags and get this Dorman Twist Drain oil drain plug. It’s specially designed to simplify changing your oil by replacing your factory plug with a tool-free, clean and easy solution. Just push, twist and drain. It also features a custom tapered O-ring that ensures a leak-proof seal, and is finished with electrophoresis and anodization for rust resistance.

Product Features:
  • Simplifies service – this trademark Dorman Twist Drain plug replaces the original equipment oil drain plug and allows for cleaner and easier oil changes
  • Tool-free solution – eliminates need for wrench to drain oil pan; simply push, twist and drain
  • Leak resistant – proprietary inner seal handles high pressure and temperature to prevent leaks
  • Corrosion resistant – specially coated to avoid rust for a long service life
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Carquest Premium – Automatic Transmission Speed Sensor (Part No.SNA1197)

Automatic Transmission Speed Sensor

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$46.99
Carquest Premium vehicle speed sensors are designed to perform in harsh environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium vehicle speed sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Each vehicle speed sensor undergoes extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium speed sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • O-rings or seals are included (where applicable)
  • Magnet size and strength optimized for precise signal output.
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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KAI – Trans Oil Cooler Assembly (Part No.GM4050107)

Trans Oil Cooler Assembly

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$254.99
New Platinum Pro Automatic Transmission Oil Cooler Assembly, Without Extra Duty Cooling

Product Features:
  • Without Extra Duty Cooling, Made Of Aluminum
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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ATP – AT CONTR SOLENOID (Part No.JE-21)

AT CONTR SOLENOID

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$59.99
AT CONTR SOLENOID

Dorman – Help – Transmission Oil Cooler Seal (Part No.66219)

Transmission Oil Cooler Seal

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$12.49
This Dorman Automatic Transmission Oil Cooler Gasket eliminates leaks where the oil cooler line connects to the transmission. Gasket may break down over time, causing leaks, and should be replaced any time the oil cooler line and transmission are separated.

Product Features:
  • Durable construction – rubber over steel construction creates a positive seal and retains its shape
  • Direct replacement – fits and functions like original equipment
  • Easy to install – direct-fit, no special tools required
  • Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance
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Carquest Premium – Neutral Safety Switch (Part No.CSC1705)

Neutral Safety Switch

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$64.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Neutral Safety Switch prevents the engine from starting unless the transmission is in neutral or park, enhancing safety by reducing the risk of accidental movement while starting the vehicle. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
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Dorman – Remanufactured Transmission Electro-Hydraulic Control Module (OE Fix) (Part No.609-003)

Remanufactured Transmission Electro-Hydraulic Control Module (OE Fix)

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$914.99
This Dorman OE FIX remanufactured transmission electro-hydraulic control module (TEHCM) provides the same function and performance as the stock component, and features upgraded plastic to increase durability against heat and debris.

Product Features:
  • Aftermarket exclusive – this uniquely remanufactured TEHCM features upgraded PEEK plastic to resist heat and debris and extend its lifespan
  • Cost-effective fix – module is equally compatible as original but far less expensive than replacement from dealership
  • Quality assured – this part underwent vehicle simulator testing, and includes new gaskets, grommets and seals
  • Requires programming – after installation, module must be programmed with original manufacturer software, such as through a Remote Assist Programming (RAP) Kit
  • Cost-effective fix – module is equally compatible as original but far less expensive than replacement from dealership
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FAG US – Shaft Seal (Part No.SS2114)

Shaft Seal

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$7.49
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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National – Automatic Transmission Extension Housing Seal (Part No.710843)

Automatic Transmission Extension Housing Seal

from

$17.49
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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
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ATP – AT OIL PUMP GASKET (Part No.SG-44)

AT OIL PUMP GASKET

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$24.99
AT OIL PUMP GASKET

ATP – AT OIL PAN GASKET (Part No.SG-46)

AT OIL PAN GASKET

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$34.99
AT OIL PAN GASKET

Victor Reinz – Transmission Oil Pan Gasket (Part No.71-17068-00)

Transmission Oil Pan Gasket

from

$44.49
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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National – Multi-Purpose Bearing (Part No.109)

Multi-Purpose Bearing

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$44.99
Product Features:
  • BUILT TO LAST: Advanced heat treatment process for strength
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
  • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
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ATP – AT MASTER REPAIR KIT (Part No.JM-31)

AT MASTER REPAIR KIT

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$834.99
AT MASTER REPAIR KIT

National – Multi-Purpose Seal (Part No.710545)

Multi-Purpose Seal

from

$4.99
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:
  • Design type: springless; single-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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Carquest Premium – Multi-Use Connector (Part No.PTE1606)

Multi-Use Connector

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$36.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
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Imperial – Transmission Oil Cooler Reinstallation Kit (Part No.248002)

Transmission Oil Cooler Reinstallation Kit

from

$25.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Transmission cooler reinstallation kit
  • Contains part numbers 248001, 226201, 240250 and 4 hose clamps
  • Provides all hardware for reinstallation of Imperial transmission coolers
  • Contains nylon mounting rods, foam pads, locking buttons, hose and fitting
  • Made of high grade nylon for easy installation
  • Removable buttons for cooler/fan relocation
  • Made for both transmission coolers and electric fan installation
  • Comes with Quick Connect coupler
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Carquest Premium – Multi-Use Connector (Part No.PTA1078)

Multi-Use Connector

from

$31.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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National – Multi-Purpose Bearing (Part No.A-16)

Multi-Purpose Bearing

from

$11.99
Product Features:
  • CONSISTENT PERFORMANCE: Matched cup and cone components ensure consistent performance
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION: Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN: Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
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National – Multi-Purpose Seal (Part No.330385)

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:
  • Design type: spring loaded; single-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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Dorman – Help – Brake and Clutch Bushings (Part No.74016)

Brake and Clutch Bushings

from

$10.99
This brake pedal bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this brake pedal bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Imperial – Transmission Line Fitting Kit (Part No.240390)

Transmission Line Fitting Kit

from

$14.79
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Transmission line fitting kit
  • GM, Jeep; 5/8″-18 inverted flare
  • Helps simplify transmission cooler installation
  • Allows for auxiliary transmission cooler installation without cutting OE lines
  • Crafted from high-quality material that makes it durable and longer-lasting
  • A high quality, direct fit OE replacement
  • Easily connects the transmission cooler line to the cooler hose
  • Coated for extra protection against corrosion
  • Crafted from high-quality material that makes it durable and longer-lasting
  • A high quality, direct fit OE replacement
  • Easily connects the transmission cooler line to the cooler hose
  • Coated for extra protection against corrosion
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Helping You Find the Right Transmission Parts for Your Cadillac STS

You love your STS. So we’ve made it easier than ever to help you find Cadillac STS Transmission Parts in our online catalog. Our inventory holds 55 aftermarket and OEM Transmission Parts for your Cadillac STS, ranging from $4.99 to $2,968.99.

We offer parts from 13 brands trusted to make quality Transmission Parts for your Cadillac STS. Before you buy, take some time to read through customer reviews. We currently have 2,116 reviews of Cadillac STS Transmission Parts from previous customers. Some of the top rated parts include Plate and Fin Style Transmission Cooler, Heavy Duty, 3/4" x 9-1/2" x 11" with 4.5 stars and Maxi-Kool® XL Transmission Oil Cooler with 5.0 stars.

Find your STS Transmission Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Cadillac STS part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Transmission Parts Brands for Your Cadillac STS

Our inventory holds Transmission Parts for your Cadillac STS from 13 trusted brands. You’ll find OEM and aftermarket parts from brands like Imperial, National, and Dorman, all of which can keep that Cadillac happy.
We have National parts available for your Cadillac STS in categories like Transmission Bearings and Transmission Seals. Some of the top-rated National parts in these categories are:
Multi-Purpose Bearing
from $11.99
(6)
Multi-Purpose Bearing
Manual Transmission Output Shaft Bearings
Multi Purpose Seal
from $6.99
(20)
Multi Purpose Seal
Transmission Seals and O-rings

Top-Rated Imperial Transmission Parts

Leading Imperial Transmission Parts

We carry Imperial brand parts for your Cadillac STS across several catalog categories, including Transmission Cooler and Parts. Some of our most reviewed Imperial parts include:
High Performance Transmission Oil Cooler
from $83.99
(48)
High Performance Transmission Oil Cooler
OE Transmission Coolers
Econo-Kool Transmission Oil Cooler
from $55.99
(30)
Econo-Kool Transmission Oil Cooler
OE Transmission Coolers
Econo-Kool Transmission Oil Cooler
from $40.99
(10)
Econo-Kool Transmission Oil Cooler
OE Transmission Coolers

FAQs for Cadillac STS Transmission Parts

What are the most purchased Transmission Parts for the Cadillac STS?

Out of 55 Transmission Parts for the Cadillac STS, the most popular in our inventory are:
EZ Drain Engine Oil Drain Plug: M12-1.75 Thread, 21 mm Head, 1 Pack
from $17.49
(1)
EZ Drain Engine Oil Drain Plug: M12-1.75 Thread, 21 mm Head, 1 Pack
Automatic Transmission Drain Plugs
Transmission Oil Cooler Reinstallation Kit
from $25.99
(4)
Transmission Oil Cooler Reinstallation Kit
Transmission Oil Cooler Lines
High Performance Transmission Oil Cooler
from $85.99
(4)
High Performance Transmission Oil Cooler
OE Transmission Coolers

What are the top-rated Cadillac STS Transmission Parts?

Top-rated Transmission Parts for your Cadillac STS based on customer reviews/ratings are:
Plate and Fin Style Transmission Cooler, Heavy Duty, 3/4" x 9-1/2" x 11"
from $80.99
(8)
Plate and Fin Style Transmission Cooler, Heavy Duty, 3/4" x 9-1/2" x 11"
“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”
Transmission Line Fitting Kit
from $14.79
(6)
Transmission Line Fitting Kit
“I used this adapter to connect it to the upper left tranny tranny port on the radiator of my 97 eldorado. I dropped the tranny/drained/filled it. Then”