Chevrolet K20 Pickup Transmission Parts

Essential Chevrolet K20 Pickup Transmission Parts

National – Bearing Race (Part No.362A)

Bearing Race

from

$15.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways 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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Motive Gear – Differential Pinion Seal (Part No.5778)

Differential Pinion Seal

from

$9.99
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 on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.
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National – Multi-Purpose Seal (Part No.6835S)

Multi-Purpose Seal

from

$10.49
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; 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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National – Multi-Purpose Seal (Part No.5200)

Multi-Purpose Seal

from

$12.99
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; multi-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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National – Multi-Purpose Bearing (Part No.107)

Multi-Purpose Bearing

from

$34.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

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 SEAL (Part No.SO-39)

AT SEAL

from

$5.99
AT SEAL

Mr. Gasket – Automatic Transmission Oil Pan Gasket (Part No.8691)

Automatic Transmission Oil Pan Gasket

from

$34.99
Made from cork/neoprene gasket material which features excellent compressibility and high recovery to create a positive seal.

Product Features:
  • High density cork-nitrile rubber blend
  • Excellent compressibility and high recovery to create a positive seal
  • Excellent Compressibility
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ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

from

$10.99
AT FRT PUMP BUSHING

Imperial – Econo-Kool Transmission Oil Cooler (Part No.241018)

Econo-Kool Transmission Oil Cooler

from

$65.99
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 Econo-Kool tube and fin transmission cooler
  • Size: 3/4″ x 10″ x 15-7/8″
  • Class “A” motor homes, large travel trailers, 5th-wheel trailers
  • GVWR up to 26,000 lbs.; towing up to 10,000 lbs.
  • Compatible with OEM cooler systems
  • Ultrasonically soldered for reliability
  • 100% pressure testing to 150 PSI for quality assurance
  • High efficiency turbulators
  • Compatible with OEM cooler systems
  • Ultrasonically soldered for reliability
  • 100% pressure testing to 150 PSI for quality assurance
  • High efficiency turbulators
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Hays – Hays Race Tq Convtr Th350 42-5000 Stall (Part No.97-1B42F)

Hays Race Tq Convtr Th350 42-5000 Stall

from

$1299.99
Hays Race Tq Convtr Th350 42-5000 Stall

ATP – AT SPEED PINION SEAL (Part No.SO-34)

AT SPEED PINION SEAL

from

$9.99
AT SPEED PINION SEAL

ATP – AT MASTER REPAIR KIT (Part No.SM-9)

AT MASTER REPAIR KIT

from

$259.99
AT MASTER REPAIR KIT

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

AT SOLENOID SEAL

from

$3.99
AT SOLENOID SEAL

Felpro – Manual Transmission Gasket Set (Part No.TS 5100)

Manual Transmission Gasket Set

from

$14.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
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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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National – Tapered Roller Bearing Cone (Part No.25590)

Tapered Roller Bearing Cone

from

$25.49
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • 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
See More

National – Multi-Purpose Bearing (Part No.307)

Multi-Purpose Bearing

from

$37.99
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
See More

ATP – AT OIL PUMP GASKET (Part No.SG-27)

AT OIL PUMP GASKET

from

$10.99
AT OIL PUMP GASKET

B & M – Transmission Cast Deep Pan, Brushed Finish TH-350 (Part No.30280)

Transmission Cast Deep Pan, Brushed Finish TH-350

from

$299.99
These B&M automatic transmission deep pans provide additional fluid capacity and cooling ability. No modifications to the dipstick are needed. They include a drain plug for clean and easy fluid changes. Adds 3 quarts to the Transmission.

Product Features:
  • Additional Oil Capacity
  • More Cooling Ability
  • No Dipstick Modification
  • Some Include Fluid Pickup Extension
  • Built-In Drain Plugs
  • Cast Aluminum
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ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

from

$8.99
AT OIL PUMP ORING

Driveworks – Oil Seal (Part No.S-6712NA)

Oil Seal

from

$9.99
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Felpro – Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket (Part No.TOS 18633)

Transmission Oil Pan Gasket 13 Bolt Hole One Piece Gasket

from

$9.49
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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National – Multi-Purpose Seal (Part No.240735)

Multi-Purpose Seal

from

$5.99
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: -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
See More

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

$19.99
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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Felpro – Manual Transmission Gasket Set (Part No.TS 5190)

Manual Transmission Gasket Set

from

$11.49
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Chevrolet K20 Pickup Transmission Parts Categories

Helping You Find the Right Transmission Parts for Your Chevrolet K20 Pickup

You love your K20 Pickup. So we’ve made it easier than ever to help you find Chevrolet K20 Pickup Transmission Parts in our online catalog. Our inventory holds 179 aftermarket and OEM Transmission Parts for your Chevrolet K20 Pickup, ranging from $2.99 to $1,299.99.

We offer parts from 18 brands trusted to make quality Transmission Parts for your Chevrolet K20 Pickup. Before you buy, take some time to read through customer reviews. We currently have 24,525 reviews of Chevrolet K20 Pickup Transmission Parts from previous customers. Some of the top rated parts include Multi Purpose Seal with 4.4 stars and Automatic Transmission Vacuum Modulator with 4.6 stars.

Find your K20 Pickup Transmission Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Chevrolet K20 Pickup 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 K20 Pickup

Our inventory holds Transmission Parts for your Chevrolet K20 Pickup from 18 trusted brands. You’ll find OEM and aftermarket parts from brands like Imperial, National, and FELPRO, all of which can keep that Chevrolet happy.
We have ATP parts available for your Chevrolet K20 Pickup in categories like Transmission Seals and Automatic Transmission Parts. Some of the top-rated ATP parts in these categories are:
AT SEL SHAFT SEAL
from $8.99
(2)
AT SEL SHAFT SEAL
Automatic Transmission Selector Shaft Seals
AT SOLENOID SEAL
from $3.99
(2)
AT SOLENOID SEAL
Automatic Transmission Fluid Filler Tube Seals

Top-Rated Imperial Transmission Parts

Leading Imperial Transmission Parts

We carry Imperial brand parts for your Chevrolet K20 Pickup 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
Maxi-Kool XL Transmission Oil Cooler
from $85.99
(31)
Maxi-Kool XL Transmission Oil Cooler
OE Transmission Coolers
Econo-Kool Transmission Oil Cooler
from $55.99
(30)
Econo-Kool Transmission Oil Cooler
OE Transmission Coolers

FAQs for Chevrolet K20 Pickup Transmission Parts

What are the most purchased Transmission Parts for the Chevrolet K20 Pickup?

Out of 179 Transmission Parts for the Chevrolet K20 Pickup, the most popular in our inventory are:
Econo-Kool Transmission Oil Cooler
from $40.99
(10)
Econo-Kool Transmission Oil Cooler
OE Transmission Coolers
Multi-Purpose Seal
from $7.99
(8)
Multi-Purpose Seal
Manual Transmission Output Shaft Seals
Tapered Roller Bearing Cone
from $23.99
(7)
Tapered Roller Bearing Cone
Pinion Bearings

What are the top-rated Chevrolet K20 Pickup Transmission Parts?

Top-rated Transmission Parts for your Chevrolet K20 Pickup based on customer reviews/ratings are:
Multi Purpose Seal
from $6.99
(20)
Multi Purpose Seal
“Happy”
Automatic Transmission Vacuum Modulator
from $34.49
(11)
Automatic Transmission Vacuum Modulator
“Great product”
Automatic Transmission Vacuum Modulator
from $33.99
(11)
Automatic Transmission Vacuum Modulator
“I have a 1988 Buick Reatta that recently begun to fail to shift. After trying things such as changing the filter and fluid, we eventually were recomme”