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The 8 Best automotive automatic transmission assemblies of 2024

Are you trying to find automotive automatic transmission assemblies 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 automatic transmission assemblies 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 14 hours of research and did 15 automotive automatic transmission assemblies 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 automatic transmission assemblies you can buy today

No. 1
HECASA Transmission Repair Fixture Compatible with GM 200R4 TH350 TH400 700R4 4L30E 4L60E 4L65E Engine Holder Stand
  • Adaptation - Compatible with GM 200R4, TH350, TH400, 700R4, 4L30E, 4L60E, 4L65E and other GM rear wheel and 4 wheel drive transmissions that have available hole bosses that are between 8 3/4" and 9" apart.
  • NOTE - Will not compatible with the GM 4L80E without modifications. Will not compatible with a GM powerglide. Will not fit the 6L80E.
  • Feature - Made of premium steel that will easily support the weight of a fully assembled automatic transmission. Powder coating makes it have excellent durability, wear resistance and can provide you with a long lifespan.
  • Function - This gives you a full 360 degree swing and ability to roll the transmission to any location in your shop. The transmission bracket allows for comfortable working at any angle for easy access and makes transmission removal a breeze.
  • Package Content - Includes 1 Transmission Repair Fixture & Installation Bolts. No instructions are included with the package. NO Engine stand. Easy to install. No adapter needed. Bolts up to most engine stands.
SaleNo. 2
ATSG 5R55S/5R55W Automatic Transmission Repair Manual (5R55S Transmission - 5R55S Transmission Rebuild Kit - 5R55W Filter Best Repair Book Available!)
  • Step-by-Step Solution to Repair, Overhaul or Rebuild of 5R55S/5R55W
  • High Quality Charts Available for Ford's 5R55S/5R55W
  • Valve Body Identification, Electrical Diagrams, Wiring Harness Locations
  • Assembly, Dis-assembly, Diagnosis, Troubleshooting, Electronic Controls & Operation
  • Very Detailed Explanation For Easy Repair
No. 3
ATSG A604 (41TE) Chrysler Automatic Transmission Repair Manual (A604 Transmission A604 Transmission Rebuild Kit - Best Repair Book Available!)
  • Step-by-Step Solution to Repair, Overhaul or Rebuild of Chrysler A604
  • High Quality Charts Available for Chrysler A604
  • Valve Body Identification, Electrical Diagrams, Wiring Harness Locations
  • Assembly, Dis-assembly, Diagnosis, Troubleshooting, Electronic Controls & Operation
  • Very Detailed Explanation For Easy Repair
SaleNo. 4
How to Rebuild & Modify Ford C4 & C6 Automatic Transmissions (Workbench Series)
  • Used Book in Good Condition
  • Reid, George (Author)
  • English (Publication Language)
  • 144 Pages - 04/18/2012 (Publication Date) - CarTech (Publisher)
SaleNo. 5
GM Automatic Overdrive Transmission Builder's and Swapper's Guide (Sa Design)
  • automotive-diagnostic-tools
  • Ruggles, Cliff (Author)
  • English (Publication Language)
  • 128 Pages - 09/30/2008 (Publication Date) - CarTech (Publisher)
No. 6
Dorman 624-997 Automatic Transmission Oil Cooler Hose Assembly Compatible with Select Jeep Models
144 Consomer Reviews
Dorman 624-997 Automatic Transmission Oil Cooler Hose Assembly Compatible with Select Jeep Models
  • Direct replacement - this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
  • Ideal solution - engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
  • Durable construction - made of quality materials for reliable performance and long service life
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 7
Automatic Transmission Assembly fits Nissan Altima AT; 2.5L 4 cylinder (Certified Used Automotive Part) - Replaces 3102089X05,89X05 | (Grade A)
  • URG is a group of certified recyclers of quality USED replacement parts. Please review our quality grades before selecting the best grade for your needs.
  • GRADE A: All grade A parts have been reviewed and qualified through an industry standard and contain a minimum amount of damage
  • Position: N/A
  • Fitment Note: AT; 2.5L 4 cylinder - Fits: Nissan 2006 Altima 2.5 AT 2.5L 4 cylinder, Nissan 2005 Altima 2.5 AT 2.5L 4 cylinder
  • We stand by our Quality Reviews with a 90 Day parts only warranty. Please review product details and warranty information below.
No. 8
GM Genuine Parts 29536835 Automatic Transmission Cover
  • 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. 9
Automatic Transmission Assembly fits Subaru Outback Legacy AT; 2.5L CVT Sdn (Certified Used Automotive Part) - Replaces 31000AH770,TR690JHBAA | (Grade A)
  • URG is a group of certified recyclers of quality USED replacement parts. Please review our quality grades before selecting the best grade for your needs.
  • GRADE A: All grade A parts have been reviewed and qualified through an industry standard and contain a minimum amount of damage
  • Position: N/A
  • Fitment Note: AT; 2.5L CVT Sdn - Fits: Subaru 2012 Outback 2.5 AT 2.5L CVT Sdn, Subaru 2012 Legacy 2.5 AT 2.5L CVT Sdn, Subaru 2011 Outback 2.5 AT 2.5L CVT Sdn, Subaru 2011 Legacy 2.5 AT 2.5L CVT Sdn
  • We stand by our Quality Reviews with a 90 Day parts only warranty. Please review product details and warranty information below.
No. 10
ATSG 4L60E /4L65E Update Handbook GM THM Transmission Update Repair Manual (4L60E Transmission Rebuild Kit - 4L60E Shift Kit 4L60E Valve Body - Best Repair Book Available!)
  • Step-by-Step Solution to Repair, Overhaul or Rebuild of 4L60E / 4L65E Transmission
  • High Quality Charts Available for 4L60E / 4L65E
  • Valve Body Identification, Electrical Diagrams, Wiring Harness Locations
  • Assembly, Dis-assembly, Diagnosis, Troubleshooting, Electronic Controls & Operation
  • Very Detailed Explanation For Easy Repair
  • Automatic Transmission Service Group (Author)
  • English (Publication Language)
No. 11
A-Premium Front Complete Drive Shaft Prop Shaft Driveshaft Assembly Compatible with Cadillac, Chevrolet, GMC Models - Escalade K1500 K2500 K3500 Suburban Tahoe Yukon, Automatic Transmission
  • [Vehicle Fitment]: Compatible with Cadillac Escalade 1999-2000; Compatible with Chevrolet K1500 1995-1999, K1500/K2500 Suburban 1995-1999, K2500 1995-1998, K2500 1999-2000, K3500/Tahoe 1995-2000; Replacement for GMC K1500 1995-1999, K1500/K2500 Suburban 1995-1999, K2500/Yukon 1995-2000, K3500 1996-2000
  • [Attention Note]: K2500 Fit the Models with 8600 or 7200 Lb Gvw; 4-Speed, 4L60-E Transmission
  • [Reference Number]: 26057959, 65-9361, 938-224
  • [Product Description]: ①Position: Front; ②Shaft Length: 31.75 inch; ③Shaft Material: Steel; ④Shaft Diameter: 2.25 inch
  • [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted drive shaft. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.
No. 12
Dorman 624-892 Automatic Transmission Oil Cooler Hose Assembly for Select Dodge Models
  • Direct replacement - this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
  • Ideal solution - engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
  • Durable construction - made of quality materials for reliable performance and long service life
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 13
A-Premium Automatic Transmission Oil Cooler Line Hose Assembly Compatible with Dodge Grand Caravan 2008-2019 & Chrysler Town & Country 2008-2016 & Ram C/V 2012-2015, 3.6L 3.8L 4.0L
23 Consomer Reviews
A-Premium Automatic Transmission Oil Cooler Line Hose Assembly Compatible with Dodge Grand Caravan 2008-2019 & Chrysler Town & Country 2008-2016 & Ram C/V 2012-2015, 3.6L 3.8L 4.0L
  • [Vehicle Fitment-1]: Compatible with Chrysler Town & Country 2011-2016 V6 3.6L, Town & Country 2008-2010 V6 3.8L/V6 4.0L; Compatible with Dodge Grand Caravan 2011-2017 V6 3.6L, Grand Caravan 2008-2010 V6 3.8L/V6 4.0L---Pressure and Return; 6 Speed Transmisiion
  • [Vehicle Fitment-2]: Compatible with Dodge Grand Caravan 2018-2019 V6 3.6L; Compatible with Ram C/V 2012-2015 V6 3.6L---Inlet and Outlet
  • [Reference Number]: The A-Premium automatic transmission oil cooler line's reference number: 5005204AA, 5005204AC, 5005204AD, 5005204AE, 5005204AF, 5005204AG, 5005205AA, 52014764AA, 624-284, 624284. Before placing an order, verify that the part is compatible with your vehicle using the compatibility system.
  • [Specification]: This oil cooler has a total length of 24 inches and is made of durable, corrosion-resistant materials for reliable, leak-free performance
  • [Customer Support]: 1 Year Unlimited-mileage Quality Guarantee; With being sturdy and brand-new, this oil cooler hose assembly is the ideal replacement. Please get in touch with us at any time if the product has any quality issues, such as damage or isn't appropriate for your automobile.
SaleNo. 14
Honda Genuine 28600-RKE-004 Automatic Transmission Oil Pressure Switch Assembly
247 Consomer Reviews
Honda Genuine 28600-RKE-004 Automatic Transmission Oil Pressure Switch Assembly
  • Genuine OEM Part
  • Direct fit
  • Package Dimensions: 2.6 L x 15.9 H x 7.2 W (centimeters)
  • Package Weight : 0.035 kilograms
No. 15
Dorman 624-437 Automatic Transmission Oil Cooler Hose Assembly Compatible with Cadillac/Chevrolet/GMC Models
  • Direct replacement - this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
  • Ideal solution - engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
  • Durable construction - made of quality materials for reliable performance and long service life
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 16
Genuine Honda 28600-R94-004 Automatic Transmission Oil Pressure Switch Assembly
  • CR-V '12-'14 (KA/KC/KX)
  • Genuine OEM
  • Direct fit
  • Genuine Honda Parts 28600-R94-004 Automatic Transmission Oil Pressure Switch Assembly
No. 17
Dorman 624-577 Automatic Transmission Oil Cooler Hose Assembly Compatible with Select Ford / Lincoln Models
  • Direct replacement - this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
  • Ideal solution - engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
  • Durable construction - made of quality materials for reliable performance and long service life
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 18
Dorman 624-174 Automatic Transmission Oil Cooler Hose Assembly Compatible with Select Chevrolet Models
  • Direct replacement - this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
  • Ideal solution - engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
  • Durable construction - made of quality materials for reliable performance and long service life
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
SaleNo. 19
Dorman 624-276 Automatic Transmission Oil Cooler Hose Assembly Compatible with Select Ford Models
  • Direct replacement - this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
  • Ideal solution - engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
  • Durable construction - made of quality materials for reliable performance and long service life
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 20
ATSG 68RFE Manual DODGE Transmission Repair Manual (68RFE Gasket 68RFE Rebuild Kit 68RFE Transmission Pan 68RFE Transmission Filter Best Repair Book Available) [Automotive]
  • Step-by-Step Solution to Repair, Overhaul or Rebuild of 68RFE
  • High Quality Charts Available for Chrysler's 68RFE
  • Valve Body Identification, Electrical Diagrams, Wiring Harness Locations
  • Assembly, Dis-assembly, Diagnosis, Troubleshooting, Electronic Controls & Operation
  • Very Detailed Explanation For Easy Repair

How to choose a good automotive automatic transmission assemblies

Does the idea of finding a fantastic automotive automatic transmission assemblies 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 automatic transmission assemblies. 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 automatic transmission assemblies 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 automatic transmission assemblies 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 automatic transmission assemblies 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 automatic transmission assemblies 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 automatic transmission assemblies 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 automatic transmission assemblies, 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 automatic transmission assemblies.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive automatic transmission assemblies 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 automatic transmission assemblies. 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 automatic transmission assemblies 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 automatic transmission assemblies.