Best Acdelco Automotive Replacement Main Seals in 2026

Daisy
Last Updated: Jul 19, 2026

At a Glance: Our Top Picks for Acdelco Automotive Replacement Main Seals

Genuine GM 12639250 Crankshaft Oil Seal Housing, Rear
#TOP1
Genuine Gm 12639250 Crankshaft Oil Seal Housing, Rear
9.8
PM SCORE
ACDelco GM Original Equipment 24202835 Automatic Transmission Front Axle Shaft Seal
#TOP2
Acdelco Gm Original Equipment 24202835 Automatic Transmission Front
9.6
PM SCORE
GM Genuine Parts 24232325 Automatic Transmission Rear Output Shaft Seal
#TOP3
Gm Genuine Parts 24232325 Automatic Transmission Rear Output
9.6
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Acdelco Automotive Replacement Main Seals of 2026

Market Overview
Acdelco Automotive Replacement Main Seals Reviewed
  • Reviews Analyzed: 1689 Items
  • PM Avg. Rating: 5.6 / 10
22 Products Evaluated
  • Highest Price: $67.99
  • Lowest Price: $4.48
  • Avg. Price: $16.36

Genuine Gm 12639250 Crankshaft Oil Seal Housing, Rear

GM
12639250
12.70 X 12.20 X 3.20 Inches
2.32 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Product Type: Auto Part

Package Quantity: 1

Made In China

Package Dimensions: 31.496Cm (L) X 30.988Cm (W) X 8.128Cm (H)

Acdelco Gm Original Equipment 24202835 Automatic Transmission Front Axle Shaft Seal

ACDELCO
24202835
2.90 X 2.90 X 0.80 Inches
0.08 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

made in united states

package height :19.2 cm

package length :3.1 cm

package width :17.0 cm

Fit type: Vehicle Specific

Gm Genuine Parts 24232325 Automatic Transmission Rear Output Shaft Seal

GM
24232325
3.60 X 3.60 X 1.60 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability

Manufactured to GM OE specification for fit, form, and function

Country of Origin : United States

Gm Genuine Parts 24202535 Automatic Transmission Torque Converter Seal

GM
24202535
3.50 X 3.50 X 0.60 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

Gm Genuine Parts 8673526 Automatic Transmission Rear Output Shaft Seal

GM
8673526
3.00 X 3.00 X 0.70 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

GM-recommended replacement for your GM vehicle’s original factory component

Gm Genuine Parts 8657163 Automatic Transmission Manual Shift Shaft Seal

GM
8657163
1.20 X 1.20 X 0.30 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Recommended Replacement Part For Your Gm Vehicle's Original Factory Component

Offering The Quality, Reliability, And Durability

Manufactured To Gm One Specification For Fit, Form, And Function

Country Of Origin : United States

Gm Genuine Parts 12530278 Manual Transmission Output Shaft Seal

GM
12530278
3.10 X 3.20 X 1.40 Inches
0.08 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

country of origin: mexico

Fit type: Vehicle Specific

Gm Genuine Parts 8677463 Automatic Transmission Rear Output Shaft Seal

GM
8677463
3.50 X 3.50 X 1.70 inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

leading manufacturer of high-quality products

international renown for our diverse range of award-winning products

fully equipped with state-of-the-art technology

all products have been designed with the professional in mind

constantly modernizing our powerful devices to meet the demands of the modern user

Fit type: Vehicle Specific

Gm Genuine Parts 24232324 Automatic Transmission Case Extension Output Shaft Seal

GM
24232324
3.30 X 3.30 X 0.60 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability

Manufactured to GM OE specification for fit, form, and function

Made in United States

Acdelco Gm Original Equipment 24235194 Automatic Transmission 128.2 Mm Manual Shift Shaft With Seal

ACDELCO
24235194
5.00 X 2.10 X 2.10 Inches
0.24 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

Gm Genuine Parts 23049496 Manual Transmission Drive Shaft Seal

GM
23049496
3.10 X 3.10 X 1.20 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

leading manufacturer of high-quality products

international renown for our diverse range of award-winning products

fully equipped with state-of-the-art technology

all products have been designed with the professional in mind

constantly modernizing our powerful devices to meet the demands of the modern user

Fit type: Vehicle Specific

Gm Genuine Parts 24210605 Automatic Transmission Fluid Pump Seal

GM
24210605
6.20 X 4.50 X 0.30 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability

Manufactured to GM OE specification for fit, form, and function

Country of Origin : United States

Gm Genuine Parts 89059435 Manual Transmission Input Shaft Seal

GM
89059435
2.30 X 2.30 X 0.40 Inches
0.03 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SnobFoods com 9.88

Features

Gm-Recommended Replacement Part For Your Gm Vehicle’S Original Factory Component.

Offering The Quality, Reliability, And Durability Of Gm Oe.

Manufactured With Gm Original Equipment Specification For Fit, Form, And Function.

Made In Indonesia

Gm Genuine Parts 12455045 Manual Transmission Rear Output Shaft Seal

GM
12455045
2.60 X 2.60 X 0.40 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

Country of Origin: United States

Gm Genuine Parts 24235861 Automatic Transmission Manual Shift Shaft Seal

GM
24235861
1.30 X 1.30 X 0.30 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

Gm Genuine Parts 8644709 Automatic Transmission Manual Shift Shaft Seal

GENERAL MOTORS
8644709
1.30 X 1.30 X 0.60 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

leading manufacturer of high-quality products

international renown for our diverse range of award-winning products

fully equipped with state-of-the-art technology

all products have been designed with the professional in mind

constantly modernizing our powerful devices to meet the demands of the modern user

Fit type: Vehicle Specific

Oem equivalent part number: 08644709

Gm Genuine Parts 23049814 Manual Transmission Input Shaft Seal

GM
23049814
2.70 X 2.70 X 0.60 Inches
0.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

Fit type: Vehicle Specific

Gm Genuine Parts 24256576 Automatic Transmission Manual Shift Shaft Seal

GM
24256576
2.10 X 2.10 X 0.50 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

Package Dimensions : 1.3 L x 1.3 W x 0.4 H inches

Fit type: Vehicle Specific

Gm Genuine Parts 19206241 Manual Transmission Input Shaft Seal

GM
19206241
2.30 X 2.30 X 0.40 Inches
0.03 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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.

Country Of Origin: Indonesia

Gm Genuine Parts 24235725 Automatic Transmission Case Extension Output Shaft Seal

GM
24235725
3.80 X 3.80 X 0.80 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

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

Package Dimensions : 3.8 L x 3.8 W x 0.8 H (inches)

Acdelco Gm Original Equipment 361165 Manual Transmission Case Extension Output Shaft Seal

ACDELCO
361165
3.20 X 3.20 X 0.70 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Jolt Parts 7.27

Features

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.

Country Of Origin: United States

For Duramax Diesel 6.6L Main Crankshaft Seal Driver Kit Front & Rear Crank Seal Installer Kit For 01-16 Gm 6.6 6.6L, Lb7 Lly Lbz Lmm Lml

USSKYBOY
01-16
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Tim international USA 7.85

Features

【Application】Fit for 2001-2016 GM Duramax Diesel Engine. (Engine Types: LB7 LLY LBZ LMM LML)

【Function】The main crank seal driver is specially designed to install the front and rear main seals of the engine. Using this will help you install the seals safely and correctly without damaging the seals.

【Premium Material】Made of high-quality aluminum alloy, high-strength, durable, no rust, not easy to deform, can guarantee years of trouble-free use.

【Package Includes】 1x Front Main Crank Seal Driver+1x Rear Main Crank Seal Driver.

【Satisfaction Guarantee】 Provides a 100% satisfied after-sales service. If you are not satisfied with it, simply return it within 30 days for a full refund. Premium Support 1 year Warranty.

Top 10 automotive replacement main seals Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Gm 17
Acdelco 3
General Motors 1
Usskyboy 1

Top 10 automotive replacement main seals Brands Pie Chart


We've carried out a comprehensive analysis of 1,689 reviews on automotive replacement main seals, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select automotive replacement main seals priced around $16.36, with top brands including dorman, fel-pro and gm and national

Our team of expert editors reviewed these high-quality items and handpicked the top 22 automotive replacement main seals for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive replacement parts category. These include and amazon.com .

We are dedicated to assisting our users in finding the right seals Products based on their needs, saving them considerable time when choosing which automotive replacement main seals to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.