Chevrolet C20 Suburban Automatic Transmission Parts

Your One-Stop Shop For Trusted Chevrolet C20 Suburban Automatic Transmission Parts

If you’re in search of Chevrolet C20 Suburban Automatic Transmission Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 24 Automatic Transmission Parts from top brands with prices ranging from $4.29 to $306.99.

Beyond great prices, we stock trusted brands manufacturing all types of Automatic Transmission Parts for your Chevrolet C20 Suburban.

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 C20 Suburban Automatic Transmission Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

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Essential Chevrolet C20 Suburban Automatic Transmission Parts

ATP – ATP Automatic Transmission Detent Cable (Part No.Y-100)

ATP Automatic Transmission Detent Cable

from

$23.99
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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(1 reviews)
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Dorman – Clutch Pilot Bushing .593 In. x 1.09 In. Type A, Length .750 In. (sold by each) (Part No.690-014)

Clutch Pilot Bushing .593 In. x 1.09 In. Type A, Length .750 In. (sold by each)

from

$5.99
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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ATP – Automatic Transmission Front Pump Bushing (Part No.CB-4)

Automatic Transmission Front Pump Bushing

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$11.79
ATP Transmission Components are exact fit, no compromise replacement parts
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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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$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
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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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$99.99
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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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-48)

Automatic Transmission Vacuum Modulator

from

$21.99
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-66)

AT MODULATOR VALVE

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$21.99
AT MODULATOR VALVE
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ATP – Automatic Transmission Band (Front) (Part No.JX-58)

Automatic Transmission Band (Front)

from

$29.99
ATP Transmission Components are exact fit, no compromise replacement parts
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ATP – Automatic Transmission Oil Pump O-Ring (Part No.SO-21)

Automatic Transmission Oil Pump O-Ring

from

$9.59
ATP Transmission Seals And Gaskets are exact fit, no compromise replacement parts
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ATP – Automatic Transmission Fluid Filler Tube Seal (Part No.JO-15)

Automatic Transmission Fluid Filler Tube Seal

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$4.29
Automatic Transmission Fluid Filler Tube Seal

(2 reviews)
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Hooker BlackHeart – Transmission Cross member (Part No.BHS550)

Transmission Cross member

from

$306.99
The Hooker BlackHeart BHS550 is a purpose-built transmission cross member designed for GM LS and Gen V LT engine swaps into classic GM trucks and SUVs. It’s engineered to support 700R4, 4L60, 4L60E, and 4L65E transmissions, offering a bolt-in solution with excellent exhaust clearance and proper driveline geometry.

Product Features:
  • Revised Design with Lower Pricing
  • Fits 1973-1987 C10/15 2WD, 1979-1987 C20 2WD & 1973-1982 Blazer/Jimmy 2WD
  • LS/Gen-V LT Swap Transmission Cross members
  • Designed for Use with All 1973-1987 C10 LS/Gen-V LT Swap Components
  • Use with BHS540 Engine Mounting Brackets (Also Works with 12621HKR)
  • Designed Using CAD Modeling/FEA Analysis for Optimal Strength, Weight, Safety & Appearance
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Hooker BlackHeart – Transmission Cross member (Part No.BHS549)

Transmission Cross member

from

$306.99
The Hooker BlackHeart BHS549 is a heavy-duty transmission cross member engineered for GM LS and Gen V LT engine swaps into classic GM trucks and SUVs (1973-1987 C10/C20, 1973-1982 Blazer/Jimmy). It’s specifically designed to support 4L80E and 4L85E transmissions, offering bolt-in installation, optimal driveline angles, and maximum exhaust clearance.

Product Features:
  • Revised Design with Lower Pricing
  • Fits 1973-1987 C10/15 2WD, 1979-1987 C20 2WD & 1973-1982 Blazer/Jimmy 2WD
  • LS/Gen-V LT Swap Transmission Cross members
  • Designed for Use with All 1973-1987 C10 LS/Gen-V LT Swap Components
  • Use with BHS540 Engine Mounting Brackets (Also Works with 12621HKR)
  • Designed Using CAD Modeling/FEA Analysis for Optimal Strength, Weight, Safety & Appearance
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Mr. Gasket – A/Tdipstick (Part No.9703G)

A/Tdipstick

from

$98.99
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-350 Transmission (Part No.22165)

Aluminum Braided Dip Stick, Fits TH-350 Transmission

from

$127.99
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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B & M – Cable Bracket (Part No.30498)

Cable Bracket

from

$33.99
Cable Bracket, GM (Bandit style shifters only) APPLICATION: For TH-400, 350, 250, 200, 700R4, 200-4R with 80797, 80798 or 81050 shifter.

Product Features:
  • Shifter Service Parts
  • Steel
  • Natural Finish
  • Sold individually
  • Replacement for Bandit shifters
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ATP – Automatic Transmission Clutch Plate (Part No.JC-57)

Automatic Transmission Clutch Plate

from

$13.79
ATP Transmission Components are exact fit, no compromise replacement parts
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ATP – AT CONTR SOLENOID (Part No.SE-1)

AT CONTR SOLENOID

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$118.99
AT CONTR SOLENOID
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Automatic Transmission Parts Brands You Can Trust For Your Chevrolet C20 Suburban

7 trusted brands of Automatic Transmission Parts line our shelves, ready to help keep your Chevrolet C20 Suburban running smooth. Below are some of the most popular brands and their top Automatic Transmission Parts offerings:

Popular Pro-King Automatic Transmission Parts

Pro-King products for the Chevrolet C20 Suburban span several categories. Some of the highest-rated Pro-King Automatic Transmission Parts that will fit your Chevrolet C20 Suburban are:
Automatic Transmission Vacuum Modulator
from $21.99
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves
Automatic Transmission Vacuum Modulator
from $33.99
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves

Most Purchased Chevrolet C20 Suburban 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 C20 Suburban. Here are the Pro-King Automatic Transmission Parts Advanced Auto customers buy the most:
Automatic Transmission Vacuum Modulator
from $21.99
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves
ATP Automatic Transmission Detent Cable
from $23.99
(1)
ATP Automatic Transmission Detent Cable
Detent Cables
Automatic Transmission Vacuum Modulator
from $33.99
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves

FAQs for Chevrolet C20 Suburban Automatic Transmission Parts

What are the most purchased Automatic Transmission Parts for the Chevrolet C20 Suburban?

Out of 24 Automatic Transmission Parts for the Chevrolet C20 Suburban, the most popular in our inventory are:
ATP Automatic Transmission Detent Cable
from $23.99
(1)
ATP Automatic Transmission Detent Cable
Detent Cables
Automatic Transmission Fluid Filler Tube Seal
from $4.29
(2)
Automatic Transmission Fluid Filler Tube Seal
Automatic Transmission Fluid Filler Tube Seals
Automatic Transmission Detent Cable
from $32.99
This product is not rated
Automatic Transmission Detent Cable
Detent Cables

What are the top-rated Chevrolet C20 Suburban Automatic Transmission Parts?

Top-rated Automatic Transmission Parts for your Chevrolet C20 Suburban based on customer reviews/ratings are:
Modulator
from $49.99
(2)
Modulator
“Great product. Worked perfectly”

More Popular Parts for All Makes