Chevrolet G20 Automatic Transmission Parts

Your One-Stop Shop For Trusted Chevrolet G20 Automatic Transmission Parts

If you’re in search of Chevrolet G20 Automatic Transmission Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 86 Automatic Transmission Parts from top brands with prices ranging from $3.99 to $2,371.99.

Beyond great prices, we stock trusted brands manufacturing all types of Automatic Transmission Parts for your Chevrolet G20. Of the 13 OEM and aftermarket parts brands we carry, some of the most popular are ATP, Pro-King, and Mr. Gasket.

And don’t forget to read customer reviews across all Automatic Transmission Parts categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Automatic Transmission Parts have to cost top dollar, and we prove it. Browse our top Chevrolet G20 Automatic Transmission Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Chevrolet G20 Automatic Transmission Parts

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.
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B & M – Cable Bracket (Part No.30499)

Cable Bracket

from

$28.99
Cable Bracket, GM APPLICATION: For TH400, 350, 250, 200, 700R4, 2004R transmissions.

Product Features:
  • Shifter Service Parts
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ATP – AT SOLENOID SEAL (Part No.JO-15)

AT SOLENOID SEAL

from

$3.99
AT SOLENOID SEAL

ATP – AUTO TRANS BAND (Part No.CX-42)

AUTO TRANS BAND

from

$33.99
AUTO TRANS BAND

Shift Pro by ETE – 4L60E Automatic Transmission Assembly (Part No.T260114)

4L60E Automatic Transmission Assembly

from

$1914.99
At Shift Pro Inc, fully remanufactured transmissions go beyond the name. So, what’s in that name to start? Pro Engineering: your transmission has been re-engineered to meet or exceed OE standards for tolerances, durability, and quality. Pro Performance: upgraded components and a fully remanufactured torque converter add to enhanced durability over your transmission’s lifetime. Pro Performance: hot-, cold-, load-, and simulated road-tested on custom dynamometers, your transmission is ready to go, wherever you’re headed.

Product Features:
  • Fully tested torque converter included. Shift Pro Inc tests for leaks, lock-up, concentricity, and balance to eliminate the possibilities of front seal leaks, premature bushing wear, and vibration.
  • All dynamometer testing is conducted with Shift Pro Inc’s custom testing program for at least 30 minutes.
  • During dynamometer testing, Shift Pro Inc transmissions are cold, hot, load, and road tested using a fully synthetic transmission fluid and filtration system.
  • All wear-prone valves in the completely remanufactured valve body are restored to stringent specifications and vacuum tested to verify proper function.
  • Shift Pro Inc’s quality control process includes build specification checks performed by four different specialized technicians during the remanufacturing process.
  • No paperwork or registration is required with Shift Pro Inc’s warranty. Each no-hassle warranty is attached to the vehicle VIN and transferrable with ownership.
  • Product might not be available in all states due to local laws.
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B & M – Modulator (Part No.20234)

Modulator

from

$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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ATP – AT MODULATOR VALVE (Part No.JX-76)

AT MODULATOR VALVE

from

$48.99
AT MODULATOR VALVE

ACDelco – 6-Way Female Black Multi-Purpose Pigtail (Part No.PT392)

6-Way Female Black Multi-Purpose Pigtail

from

$37.49
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

from

$5.99
AT OIL PUMP ORING

ATP – AT CLUTCH PLATE (Part No.JC-50)

AT CLUTCH PLATE

from

$8.99
AT CLUTCH PLATE

ACDelco – Automatic Transmission Solenoid (Part No.J4006209907ACD)

Automatic Transmission Solenoid

from

$82.39
ACDelco is a global leader in automotive replacement parts and related services and offers quality aftermarket products for most makes and models, including General Motors, Ford, Chrysler, Toyota and Honda. ACDelco has over 100 years of experience in the automotive industry and is a brand of GM Customer Care and After sales, a division of General Motors.
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ATP – AT CONTR SOLENOID (Part No.JE-8)

AT CONTR SOLENOID

from

$66.99
AT CONTR SOLENOID

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
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National – Bearings (Part No.PB-656-HD)

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 and bronze for outstanding durability and performance
  • Oil impregnated for extended life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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ATP – AT FRT PUMP BUSHING (Part No.CB-30)

AT FRT PUMP BUSHING

from

$11.99
AT FRT PUMP BUSHING

Dorman – Clutch Pilot Bushing (Part No.690-014.1)

Clutch Pilot Bushing

from

$7.99
This clutch pilot 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 clutch pilot 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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B & M – Kickdown Cable For TH-350 Transmission (Part No.30287)

Kickdown Cable For TH-350 Transmission

from

$84.99
These universal fit adjustable cables will work in 95 percent of all listed transmission applications, yet are less expensive than OE models. Use as straight replacement cable or ease the installation of transmission swaps.

Product Features:
  • Universal Fit Adjustable
  • Less Expensive Than OE Models
  • Ease Trans. Swap Installation
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ATP – Automatic Transmission Universal Detent Cable 28 to 48 inches (Part No.Y-752)

Automatic Transmission Universal Detent Cable 28 to 48 inches

from

$41.49
ATP Universal Fit Detent Cables are designed to cover many applications and are no compromise replacement parts

Product Features:
  • Includes brackets, grommets, etc to match original
  • Fits many GM transmissions
  • Adjustable
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ATP – Automatic Transmission Detent Cable (Part No.Y-103)

Automatic Transmission Detent Cable

from

$29.99
Detent cables connect the throttle mechanism to the transmission. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Detent 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
  • Helps transmission determine ideal downshift
  • Improves vehicle performance
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B & M – Aluminum Braided Dip Stick, Fits TH-350 Transmission (Part No.22165)

Aluminum Braided Dip Stick, Fits TH-350 Transmission

from

$108.99
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
  • Mounts to bellhousing
  • Sold as a kit
  • Natural finish
  • Fits TH350 & TH350C
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Mr. Gasket – A/Tdipstick (Part No.9703G)

A/Tdipstick

from

$83.29
Billet aluminum handle with flexible braded steel tube mounts to the firewall. 29-3/4 inch long.

Product Features:
  • Braided Stainless Steel
  • Firewall Mounting
  • Includes Oil Fill Tube
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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

$108.99
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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ATP – ATHARNESS VSS REPR (Part No.CE-8)

ATHARNESS VSS REPR

from

$133.99
ATHARNESS VSS REPR

ATP – AT/HARNESS VSS REPR (Part No.JE-15)

AT/HARNESS VSS REPR

from

$48.99
AT/HARNESS VSS REPR

ATP – ATHARNESS VSS REPR (Part No.JE-24)

ATHARNESS VSS REPR

from

$119.99
ATHARNESS VSS REPR

Automatic Transmission Parts Brands You Can Trust For Your Chevrolet G20

13 trusted brands of Automatic Transmission Parts line our shelves, ready to help keep your Chevrolet G20 running smooth. Below are some of the most popular brands and their top Automatic Transmission Parts offerings:

Popular National Automatic Transmission Parts

National products for the Chevrolet G20 span several categories. Some of the highest-rated National Automatic Transmission Parts that will fit your Chevrolet G20 are:
Bearings
from $14.99
(1)
Bearings
Transmission Bushings

Most Purchased Chevrolet G20 Automatic Transmission Parts from Pro-King

When you buy the most frequently purchased Pro-King brand Automatic Transmission Parts, you can be confident it will be the right part for your Chevrolet G20. Here are the Pro-King Automatic Transmission Parts Advanced Auto customers buy the most:
Automatic Transmission Vacuum Modulator
from $34.49
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves
Chrome Automatic Transmission Dipstick & Tube - 27" Length
from $30.99
(5)
Chrome Automatic Transmission Dipstick & Tube – 27" Length
Transmission Dipsticks
Automatic Transmission Detent Cable
from $22.99
(14)
Automatic Transmission Detent Cable
Detent Cables

FAQs for Chevrolet G20 Automatic Transmission Parts

What are the most purchased Automatic Transmission Parts for the Chevrolet G20?

Out of 86 Automatic Transmission Parts for the Chevrolet G20, the most popular in our inventory are:
Automatic Transmission Detent Cable End
from $7.99
(5)
Automatic Transmission Detent Cable End
Detent Cables
Automatic Transmission Detent Cable
from $22.99
(14)
Automatic Transmission Detent Cable
Detent Cables
Chrome Automatic Transmission Dipstick & Tube - 27" Length
from $30.99
(5)
Chrome Automatic Transmission Dipstick & Tube – 27" Length
Transmission Dipsticks

What are the top-rated Chevrolet G20 Automatic Transmission Parts?

Top-rated Automatic Transmission Parts for your Chevrolet G20 based on customer reviews/ratings are:
4L80E Automatic Transmission Assembly
from $2371.99
(5)
4L80E Automatic Transmission Assembly
“Worked perfectly”
AT SOLENOID SEAL
from $3.99
(2)
AT SOLENOID SEAL
“Perfect”
Modulator
from $43.99
(2)
Modulator
“Great product. Worked perfectly”