Chevrolet R20 Transmission Parts

Essential Chevrolet R20 Transmission Parts

Driveworks – Oil Seal (Part No.S-7412S)

Oil Seal

from

$6.79
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Pro-King – Automatic Transmission Remanufactured Torque Converter (Part No.GM18AL)

Automatic Transmission Remanufactured Torque Converter

from

$183.99
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
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Carquest Premium – Clutch Pedal Position Switch (Part No.SAC3833)

Clutch Pedal Position Switch

from

$25.99
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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Motive Gear – Differential Pinion Seal (Part No.26064030)

Differential Pinion Seal

from

$23.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
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National – Multi Purpose Seal (Part No.5208)

Multi Purpose Seal

from

$18.29
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
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ACDelco – Park/Neutral Position and Back-Up Lamp Switch (Part No.D2286A)

Park/Neutral Position and Back-Up Lamp Switch

from

$17.99
ACDelco GM Original Equipment Parking / Neutral Position and Back Up Light Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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ATP – AT SEL SHAFT SEAL (Part No.SO-19)

AT SEL SHAFT SEAL

from

$7.99
AT SEL SHAFT SEAL

National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

from

$46.49
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:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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B & M – Shift Improver Kit For 65-87 TH400 Transmission (Part No.20260)

Shift Improver Kit For 65-87 TH400 Transmission

from

$60.99
The B&M Shift Improver Kit the easiest way to get the performance you’ve always wanted out of your automatic transmission, two modes to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit.

Product Features:
  • Provides Crisp Shifts
  • On Any Stock Automatic Transmission
  • Eliminates Soft/Sluggish Shift
  • Eliminates Shift Overlap
  • Eliminate Clutch and Band Wear
  • Improves Transmission Life
  • Transmission Removal Not Required
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ATP – AT OVERHAUL KIT (Part No.JGS-52)

AT OVERHAUL KIT

from

$76.99
AT OVERHAUL KIT

ATP – AT OIL PUMP GASKET (Part No.SG-40)

AT OIL PUMP GASKET

from

$10.99
AT OIL PUMP GASKET

Driveworks – Tapered Cone/Cup Wheel Bearing Set (Part No.S-A-35)

Tapered Cone/Cup Wheel Bearing Set

from

$12.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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ATP – AT OIL PUMP SEAL (Part No.CO-4)

AT OIL PUMP SEAL

from

$14.99
AT OIL PUMP SEAL

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

AT MODULATOR VALVE

from

$48.99
AT MODULATOR VALVE

Mr. Gasket – Automatic Transmission Oil Pan (Part No.9732)

Automatic Transmission Oil Pan

from

$61.99
Stock depth chrome plated automatic transmission pans are complete with drain plug, washer and gasket. Matching dipsticks with tubes sold separately.

Product Features:
  • Stock depth and capacity
  • Chrome plated
  • Includes drain plug/washer/gasket
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Felpro – Transmission Oil Pan Gasket (Part No.TOS 18621)

Transmission Oil Pan Gasket

from

$9.29
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
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B & M – Automatic Shifter, Magnum Grip Pro Stick with Cover (Part No.81040)

Automatic Shifter, Magnum Grip Pro Stick with Cover

from

$512.99
The Magnum Grip Pro Stick shifter delivers rock-solid performance, mixed with clean design cues and compact size. This is why you see so many Pro Stick shifters at the race track. We start off with a heavy duty steel base with a hardened steel gate plate

Product Features:
  • All One-Handed
  • NHRA/IHRA Reverse Lockout Meets Requirements
  • Mount Directly To Floor/Chassis/Or w/Quick Release
  • Ultimate For Powerglide Applications
  • Lightweight Brushed Alum. Cover
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B & M – Throttle Valve Cable, TH700R4 Transmission (Part No.70242)

Throttle Valve Cable, TH700R4 Transmission

from

$56.99
These universal fit adjustable cables will work in 95% 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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Carquest Premium – Automatic Transmission Torque Converter Connector (Part No.PTA1431)

Automatic Transmission Torque Converter Connector

from

$14.79
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • 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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Dorman – Engine Oil Drain Plug Gasket (Part No.A6120205779DOR)

Engine Oil Drain Plug Gasket

from

$5.83
Dorman’s Engine Oil Drain Plug Gaskets are conveniently available in packs of varying quantities. Many styles are offered, including Copper, Aluminum, Nylon, Metal/Rubber, Inset, Fiber and Crush gaskets. Replacement is recommended at every oil change. Oil filter caps are available separately.

Product Features:
  • Direct replacement gaskets and some universal gaskets available. Proper fit with the drain plug ensures a tight seal.
  • Gaskets are also included with many of Dorman’s Engine Oil Drain Plugs and Pans
  • Made to specific sizes and standards to ensure a proper fit
  • Designed and constructed to strict engineering quality standards
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ATP – AUTO TRANS BAND (Part No.CX-42)

AUTO TRANS BAND

from

$33.99
AUTO TRANS BAND

Driveworks – Oil Seal (Part No.S-3227)

Oil Seal

from

$3.49
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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ARP Auto Racing – For Use With General Motors, 0.590"L Under Head, 10Mm X 1.5 Thread, With Washers (Part No.230-7305)

For Use With General Motors, 0.590"L Under Head, 10Mm X 1.5 Thread, With Washers

from

$27.99
You can forget about the problem of shearing a torque converter bolt after you install these super strong 200,000 PSI gems. They are designed for each specific application and provide the optimum grip. Kits come with hardened parallel ground washers.

Product Features:
  • Super Strong, Rated At 200,000 PSI
  • Kits Come With Hardened Parallel Ground Washers
  • Made In USA
  • 0.590″ Underhead Length
  • M10 X 1.5 Thread Size
  • Set of 6
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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

Pro-King – Manual Transmission Rebuild Kit, Excludes Syncros (Part No.BK129A)

Manual Transmission Rebuild Kit, Excludes Syncros

from

$134.99
The most complete Rebuild Kits in the manual transmission industry today. Each kit contains only the highest quality parts that meet or exceed OE specifications.
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Chevrolet R20 Transmission Parts Categories

Helping You Find the Right Transmission Parts for Your Chevrolet R20

You love your R20. So we’ve made it easier than ever to help you find Chevrolet R20 Transmission Parts in our online catalog. Our inventory holds 166 aftermarket and OEM Transmission Parts for your Chevrolet R20, ranging from $1.99 to $1,634.99.

We offer parts from 23 brands trusted to make quality Transmission Parts for your Chevrolet R20. Before you buy, take some time to read through customer reviews. We currently have 9,409 reviews of Chevrolet R20 Transmission Parts from previous customers. Some of the top rated parts include Transmission Oil Pan Gasket with 4.6 stars and Bearings with 4.5 stars.

Find your R20 Transmission Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Chevrolet R20 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 Chevrolet R20

Our inventory holds Transmission Parts for your Chevrolet R20 from 23 trusted brands. You’ll find OEM and aftermarket parts from brands like Imperial, Permatex, and National, all of which can keep that Chevrolet happy.
We have Carquest parts available for your Chevrolet R20 in categories like Back Up Neutral Safety Parts and Automatic Transmission Parts. Some of the top-rated Carquest parts in these categories are:
Neutral Safety Switch
from $20.05
(1)
Neutral Safety Switch
Back Up and Neutral Safety Switches
Automatic Transmission Vacuum Modulator
from $51.05
(1)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves

Top-Rated Imperial Transmission Parts

Leading Imperial Transmission Parts

We carry Imperial brand parts for your Chevrolet R20 across several catalog categories, including Transmission Cooler and Parts. Some of our most reviewed Imperial parts include:
High Performance Transmission Oil Cooler
from $81.99
(48)
High Performance Transmission Oil Cooler
OE Transmission Coolers
Maxi-Kool® XL Transmission Oil Cooler
from $81.99
(31)
Maxi-Kool® XL Transmission Oil Cooler
OE Transmission Coolers
Econo-Kool® Transmission Oil Cooler
from $54.99
(30)
Econo-Kool® Transmission Oil Cooler
OE Transmission Coolers

FAQs for Chevrolet R20 Transmission Parts

What are the most purchased Transmission Parts for the Chevrolet R20?

Out of 166 Transmission Parts for the Chevrolet R20, the most popular in our inventory are:
Ultra Grey RTV Silicone Gasket Maker, 3 OZ
from $11.49
(95)
Ultra Grey RTV Silicone Gasket Maker, 3 OZ
Transmission Pan Gaskets
Mounting Kit System
from $11.49
(27)
Mounting Kit System
Transmission Oil Cooler Fittings
Tapered Cone/Cup Wheel Bearing Set
from $12.99
(14)
Tapered Cone/Cup Wheel Bearing Set
Pinion Bearings

What are the top-rated Chevrolet R20 Transmission Parts?

Top-rated Transmission Parts for your Chevrolet R20 based on customer reviews/ratings are:
Transmission Oil Pan Gasket
from $10.99
(46)
Transmission Oil Pan Gasket
“Was easy to install and was a great tune up kit for my transmission on a 96 s10”
Bearings
from $25.99
(23)
Bearings
“76 k10 the truck have never rolled more smooth parts fit prefectly”
Cylindrical Bearing
from $22.99
(20)
Cylindrical Bearing
“Great for a 1989 Pontiac Firebird 10 bolt rearend!”