Best Automatic Transmission Bearing Kits of 2026

The Koomaha CVT Bearing Kit is designed as a direct replacement for Toyota Lexus K114 CVT automatic transmissions, ensuring compatibility and reliable performance. It includes multiple bearing types such as B49-12UR and B37-9A, each sized precisely to fit different parts of your transmission system, helping to maintain smooth operation. These bearings support the pulley system, reducing wear and tear, which can extend the life of your transmission. With this kit, you get a convenient 12-month warranty, offering peace of mind and protection against defects. If you're looking to keep your vehicle running efficiently, this kit provides a solid and trustworthy solution.

This automatic transmission bearing kit includes a high-quality roller PILOT bearing designed for Ford Racing's 289/302/351C/351W engines. The compact package dimensions of 5.588 L x 5.588 H x 2.286 W (centimeters) make it easy to store and transport, weighing only 0.5 pounds. The product is made in China.

This genuine OEM Honda ball bearing is a direct fit for Pilot '09-'14 (KA/KC/KX) models. The 17X40X12 radial ball bearing is a part of the automatic transmission bearing kit, ensuring your vehicle runs smoothly with genuine Honda parts.

The Zieichy Support Plate Kit is designed to upgrade the rear bearing retainer on 1985 and newer Ford and GM T5 World Class transmissions. It comes with mounting bolts, a support plate, and a shim assortment, making installation straightforward and convenient for you. Made from high-quality steel, this kit ensures durability and can handle high pressure, heat, and corrosion, so your transmission stays reliable over time. Plus, the kit is specifically made for World Class units, so you can be confident it fits well and performs as expected in your vehicle.

The Honda Half Shaft Bearing is a genuine OEM component designed to fit your vehicle perfectly, ensuring a hassle-free installation. Its factory-made quality means you can trust it for long-lasting performance, giving you peace of mind on the road. Built to be durable, this bearing stands up well to wear and tear, so you won't need to worry about frequent replacements. With its top-quality construction, you’re getting a reliable part that maintains the integrity of your automatic transmission system, helping your vehicle run smoothly and efficiently.

The National Taper Bearing offers reliable performance thanks to its matched cup and cone parts, which work together smoothly to keep your vehicle running well. Made from high-quality materials, this bearing assembly is built to last, giving you durability you can trust. It is designed to meet original equipment specifications, ensuring it fits and functions just like the part your vehicle originally came with. Plus, it covers a wide range of domestic and import vehicles, making it a versatile choice for many users. This means you get a dependable, well-tested product that supports consistent performance for your transmission needs.

The Lskioer T5 Bearing Kit is designed to strengthen your Ford Mustang's transmission by replacing the stock rear bearing support plate with a more durable steel version. This upgrade is especially useful if you have a higher horsepower engine, as it provides better support and durability under increased stress. The kit fits specific models like the Ford Mustang and excludes certain GM models, ensuring you get the right fit for your vehicle. Additionally, the updated design includes new centering holes to accommodate thicker 5th gears, giving you a more reliable and precise installation experience.

The Ballmers Engine Rebuild Kit is designed for GM vehicles with 4.8L and 5.3L Gen III engines, including popular models like Sierra, Silverado, Tahoe, and Yukon. It replaces many part numbers, ensuring compatibility with a wide range of engines and models, so you can be confident it fits your vehicle. Installation is straightforward, requiring no special tools, making it easy for you to upgrade or repair your engine without hassle. The kit includes a variety of essential gaskets and seals, providing a complete solution to restore your engine’s performance and prevent leaks, helping you maintain your vehicle’s reliability.

The Clevite 77 2800B2 Bearing Guard is a high-quality auto part that offers excellent protection for your vehicle's automatic transmission bearings. With its compact size and lightweight design, this product is easy to handle and install. The item package dimensions of 5.099999994798L x 1.799999998164W x 1.199999998776H inches make it convenient to store and transport. Weighing only 0.54895103238 pounds, it won't add unnecessary weight to your vehicle. The Clevite 77 Bearing Guard is a must-have for any car enthusiast or mechanic looking to ensure the longevity of their automatic transmission bearings.

The UINIEBOOM Bearing Retainer is designed to fit Ford and GM World Class units from 1985 and later, making it a reliable choice if you own these vehicles. It’s not compatible with NWC T5 units that have brass synchronizer rings, so be sure to check your model first. This product offers a solid upgrade for engines with higher horsepower, providing extra strength and durability to support your powerful setup. Made from premium quality steel, the retainer is built to resist wear and corrosion, ensuring long-lasting performance. Plus, it’s specially designed to enhance holding power in Ford Mustang applications, giving you confidence during intense driving or racing.