Best Sunluway Automotive Replacement Crankshaft Seals in 2026
Daisy
Last Updated: Jul 20, 2026
Daisy
Last Updated: Jul 20, 2026
* 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.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Seals the openings on either end of the crankshaft for a tight seal
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
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Product Type: Auto Part
Package Quantity: 1
Made In China
Package Dimensions: 31.496Cm (L) X 30.988Cm (W) X 8.128Cm (H)
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
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
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Designed, Engineered, Tested For GM Vehicles.
Package Weight : 0.06 Pounds
Country Of Origin : Taiwan, Province Of China
Fit Type: Vehicle Specific
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Seals the openings on either end of the crankshaft for a tight seal
Withstands heat and pressure to help prevent the engine from leaking oil
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
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Designed, Engineered, Tested For GM Vehicles.
Package Weight : 0.19 Pounds
Country Of Origin : Taiwan, Province Of China
Fit Type: Universal Fit
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Seals the openings on either end of the crankshaft for a tight seal
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
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Somusen Performance | 9.81 | ✅ | ✅ | ✅ |
Fitment:Rear Mail Seal Gasket compatible with 4.8L 5.3L 5.7L 6.0L 6.2L GM Vortec engine, including Compatible with Chevrolet Silverado Suburban Tahoe Avalanche Colorado Camaro Express Trailblazer Caprice Impala GMC Sierra Yukon Savana Envoy Canyon Cadillac Escalade Buick Rainier model year 1999-2020.
OEM/Replacement Part Number: BS40640
Features:Head Gasket prevents liquids and gases from escaping into adjacent cylinders and the surrounding oil and coolant galleries. The purpose is to seal the cylinders to ensure maximum compression and avoid leakage of coolant or engine oil into the cylinders. They are designed without a metal core, to allow engine builders to trim the gasket for exact fit on modified ports.
Intention:Head Gasket systems can withstand high pressures, high temperatures and aggressive media of a car. Cylinder head gaskets also act as a force transmission element
Including:1 * Rear Mail Gasket Seal,1* Crankshaft
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Designed, Engineered, Tested For GM Vehicles.
Package Weight : 0.4 Pounds
Country Of Origin : Taiwan, Province Of China
Fit Type: Universal Fit
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Tim international USA | 7.85 | ✅ | ✅ | ✅ |
【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.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| abluming | 8.30 | ✅ | ✅ | ✅ |
Details: A set of crankshaft seal driver kit designed to correctly fix the front and rear main seals. Great strength, rust-resistance and durable to use.
Fitment: Replacement for 2001-2016 GM Duramax Diesel Engine
Engine Types: LB7 LLY LBZ LMM LML
Package Included: Front & Rear Crankshaft Seal Driver Kit Set
Warranty: 1 Year Warranty Provided. Please feel free to contact our customer service if you have any product-related question.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Gm | 4 |
| Acdelco | 3 |
| General Motors | 1 |
| Octaor | 1 |
| Somusen | 1 |
| Usskyboy | 1 |
We've carried out a comprehensive analysis of 1,302 reviews on automotive replacement crankshaft 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 crankshaft seals priced around $31.28, with top brands including dorman, national, acdelco, fel-pro, timken, replacementkits.com, gm, uxcell and usskyboy and yoursme
Our team of expert editors reviewed these high-quality items and handpicked the top 11 automotive replacement crankshaft 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 daleynumber1deals com, amazon.com, replacementkits, amadeo city and tim international usa and yoursme .
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 crankshaft seals to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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