Best King Engine Bearings Main Bearings in 2026

Daisy
Last Updated: Feb 10, 2026

At a Glance: Our Top Picks for King Engine Bearings Main Bearings

ACDelco GM Original Equipment 88996720 Manual Transmission Main Shaft Rear Bearing
#TOP1
Acdelco Gm Original Equipment 88996720 Manual Transmission Main
5.1
PM SCORE
ACDelco GM Original Equipment S1314 Manual Transmission Main Shaft Rear Bearing
#TOP2
Acdelco Gm Original Equipment S1314 Manual Transmission Main
4.1
PM SCORE
ACDelco GM Original Equipment S1385 Manual Transmission Main Shaft Front Bearing
#TOP3
Acdelco Gm Original Equipment S1385 Manual Transmission Main
3.9
PM SCORE

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Summary of the Best King Engine Bearings Main Bearings of 2026

Acdelco Gm Original Equipment 88996720 Manual Transmission Main Shaft Rear Bearing

ACDELCO
88996720
3.80 X 3.70 X 1.10 Inches
1.08 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

Acdelco Gm Original Equipment S1314 Manual Transmission Main Shaft Rear Bearing

ACDELCO
S1314
3.00 X 3.00 X 3.00 Inches
0.36 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

Acdelco Gm Original Equipment S1385 Manual Transmission Main Shaft Front Bearing

ACDELCO
S1385
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

Acdelco Gm Original Equipment 12523059 Manual Transmission Main Shaft Bearing

ACDELCO
12523059
4.75 X 4.38 X 2.50 Inches
0.28 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Larson Enterprise 4.72

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

Acdelco Gm Original Equipment 19206227 Manual Transmission Main Shaft Rear Needle Bearing

ACDELCO
19206227
3.40 X 3.40 X 1.50 Inches
0.40 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: Slovakia

Acdelco Gm Original Equipment S1304 Manual Transmission Main Shaft Rear Bearing

ACDELCO
S1304
4.20 X 4.20 X 1.50 Inches
1.52 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

Acdelco Gm Original Equipment 19206219 Manual Transmission Main Shaft Center Tapered Roller Bearing

ACDELCO
19206219
4.00 X 4.00 X 2.00 Inches
2.75 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 Weight: 2.75 pounds

Acdelco 15615284 Gm Original Equipment Manual Transmission Main Shaft Rear Bearing

ACDELCO
15615284
5.30 X 5.30 X 3.60 Inches
6.62 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 89017572 Ls Crankshaft Main Thrust Bearing

GM
89017572
4.10 X 4.10 X 2.10 Inches
0.14 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

GM Genuine 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

King Bearings Mb5013Xpc Stdx Main Bearing, Xp, Extra Oil Clearance, Coated, Gm Ls-Series, Kit, Stdx .001 Clearance

KING BEARINGS
MB5013XPC STDX
21.00 X 4.50 X 2.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Performance Parts Racing 9.66

Features

Package Dimensions: 11.5 L x 2.5 H x 4.5 W (inches)

Package Weight : 1.3 pounds

Country of Origin : Israel

Fit type: Universal Fit

Top 10 main bearings Brands on Amazon

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

Brand Count
Acdelco 8
Gm 1
King Bearings 1

Top 10 main bearings Brands Pie Chart


We've carried out a comprehensive analysis of 4 reviews on main bearings, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select main bearings priced around $78.32, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 10 main bearings for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

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