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The 8 Best automotive manual transmission main shaft bearings of 2024

Are you trying to find automotive manual transmission main shaft bearings among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling automotive manual transmission main shaft bearings on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 20 hours of research and did 40 automotive manual transmission main shaft bearings tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best automotive manual transmission main shaft bearings you can buy today

SaleNo. 1
Timken NP957859 Manual Transmission Main Shaft Bearing
  • Product Type: Auto Part
  • Model Number: NP957859
  • Item Package Dimension: 3.69" L x 2.59" W x 0.99" H
  • Item Package Weight: 0.2 lb
No. 2
ACDelco GM Original Equipment S1385 Manual Transmission Main Shaft Front Bearing
  • 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
SaleNo. 3
National 710627 Trans Case Input Shaft Seal
3 Consomer Reviews
National 710627 Trans Case Input Shaft Seal
  • Design type: spring loaded; multi-lip
  • Temperature range: -40°F to 400°F / -40°C to 204°C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
  • Material: Fluoroelastomer
  • Design type: Spring loaded; multi-lip
  • Temperature range: Minus 40 degree Fahrenheit to 400 degree Fahrenheit
  • Excellent high temperature capabilities and compatible within a wide range of fluids
  • Provides long life while providing superior performance
No. 4
National 222050 Man Trans Input Shaft Seal
  • Design type: spring loaded; single-lip
  • Temperature range: -40°F to 225°F / -40°C to 107°C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
  • Material: Nitrile
  • Design type: Spring loaded; single-lip
  • Temperature range: Minus 40 degree Fahrenheit to 225 degree Fahrenheit
  • Provides good low temperature capability
  • Low swell in hydrocarbon fluids
No. 5
Timken 7399S Manual Transmission Shift Shaft Seal
  • Package Dimensions: 2.5 L x 0.63 H x 6.94 W (inches)
  • Package Weight : 0.02 pounds
  • Country of Origin : China
  • Part Number: 7399S
No. 6
Timken 312518 Manual Transmission Shift Shaft Seal
  • 0.1250 WIDTH
  • 0.7500IN ID
  • 1.0050IN OD
  • OIL SEAL
  • SINGLE LIP
No. 7
Omix-Ada Omix | 18880.06 | Transmission Main Shaft Bearing Adapter, T90 | OE Reference: 644552 | Fits 1946-1971 Willys/Jeep CJ
  • FITMENT | For 1946-1971 Willys / Jeep CJ
  • OE REFERENCE | 644552
  • OMIX 18880.06 | Transmission Main Shaft Bearing Adapter, T90
  • WARRANTY | Limited 5-Year Warranty
  • OMIX | Proudly offering all the parts you need to keep your Jeep running like new with quality standards that always meet or exceed those of the factory part.
No. 8
Timken 340724 Manual Transmission Shift Shaft Seal
  • Product Type :Auto Part
  • Package Dimensions :2.2 Cm L X7.6 Cm W X7.6 Cm H
  • Country Of Origin :China
  • Package Weight :0.49Lbs
No. 9
National 221607 Man Trans Shift Shaft Seal
  • Design type: spring loaded; single-lip
  • Temperature range: -20°F to 300°F / -29°C to 49°C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
  • Material: Polyacrylate
  • Design type: Spring loaded; single-lip
  • Temperature range: Minus 20 degree Fahrenheit to 300 degree Fahrenheit
  • Compatible with most oils and EP lubricants at higher operating temperatures
  • High resistance to oxidation and ozone, and has low swell in hydrocarbon fluids
No. 11
Timken 470009 Manual Transmission Shift Shaft Seal
  • Product Type :Auto Part
  • Package Dimensions :1.6 Cm L X7.4 Cm W X11.6 Cm H
  • Package Quantity :1
  • Package Weight :0.49Lbs
No. 12
TIMKEN NP728109 Manual Transmission Input Shaft Bearing
  • Product Type :Auto Part
  • Package Dimensions :7.78 " L X7.01 " W X6.02 " H
  • Package Quantity :1
  • Package Weight :4.77Lbs
No. 13
REPLACEMENTKITS.COM Brand Manual Transmission Shifter Linkage Rod & Rear Output Shaft Seal Set Fits Many Subaru’s
  • Includes 2 Oil Seals Replaces 806718100 (18 x 28 x 7)(older #’s 32157AA081; 806718040; 806718070; 806718080) & 806735210
  • Please make sure of your fitment below due to OD size of Shifter Oil Seal. (NOT FOR 6 SPEED Manual Trans)
  • American owned company with the highest quality aftermarket parts availa
No. 14
National 711025 Manual Transmission Input Shaft Seal
  • Design type: spring loaded; multi-lip
  • Temperature range: -30°F to 325°F / -34°C to 163°C
  • Superior thermal protection
  • Good abrasion and dry running capability
  • Delivers quality and reliable performance for every type of repair
SaleNo. 15
GM Genuine Parts CT1078 Manual Transmission Clutch Pilot Bearing
  • High quality materials ensure long service life
  • 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
No. 16
MyParts Manual Transmission Input Shaft Bearing-T355 Rear Compatible With Jeep
  • 【❗Fitment Details❗:】Replacement Manual Transmission Input Shaft Bearing Rear T355
  • ✅【OE Standards:】Our Product Is Designed And Manufactured With Modern Tooling, Ensuring Optimal Quality And Reliability
  • ✅【Quality Manufacturing:】Replacement Parts are Specifically Designed as an Upgrade from the Original Materials Provided by the OEM
  • ✅【Direct Replacement:】Our Direct Fit Replacement Product Installs Seamlessly, Just Like the Factory Unit
  • ✅【Road Tested:】Each Product Undergoes Rigorous Inspection to Ensure Utmost Reliability and Quality
SaleNo. 17
Timken NP007430 Manual Transmission Input Shaft Bearing
  • Product Type: Auto Part
  • Package Quantity: 1
  • Package Dimensions: 3.556 cms (L) x 10.414 cms (W) x 10.668 cms (H)
  • Package Weight: 0.885 kg
No. 18
GM Genuine Parts 24280267 Manual Transmission Input Shaft Bearing
  • 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
No. 19
GM Genuine Parts 19206242 Manual Transmission Main Shaft Inner Seal
  • Product Type:Auto Part
  • Country Of Origin: United States
  • Item Package Dimension: 2.6" L x 2.6" W x 0.3" H
  • Model Number: 19206242
SaleNo. 20
USA Standard Manual Transmission MUNCIE/SAGINAW Shift Shaft Seal ZMSEA7410
  • USA Standard Chromoly axles offer greatly enhanced strength over OEM. Suitable for both street and off-road usage.
  • USGZMSEA7410
  • USA Standard Manual Transmission MUNCIE/SAGINAW Shift Shaft Seal

How to choose a good automotive manual transmission main shaft bearings

Does the idea of finding a fantastic automotive manual transmission main shaft bearings make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in automotive manual transmission main shaft bearings. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top automotive manual transmission main shaft bearings products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top automotive manual transmission main shaft bearings on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive manual transmission main shaft bearings brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive manual transmission main shaft bearings based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the automotive manual transmission main shaft bearings were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good automotive manual transmission main shaft bearings, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your automotive manual transmission main shaft bearings.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive manual transmission main shaft bearings for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our automotive manual transmission main shaft bearings. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what automotive manual transmission main shaft bearings should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on automotive manual transmission main shaft bearings.