Best Transmission Overhaul Packages of 2025

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 9, 2025

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Transmission Overhaul Packages are comprehensive kits designed to help vehicle owners completely overhaul their transmissions. These packages typically include all the necessary parts and components needed to rebuild a transmission from the ground up, including gaskets, seals, bearings, and more. Whether you're experiencing transmission problems or simply want to ensure the longevity of your vehicle, a transmission overhaul package can be a smart investment. These packages are usually designed to fit a variety of makes and models, ensuring that vehicle owners have access to the parts they need regardless of their vehicle type.

At a Glance: Our Top Picks

Precision International 6R140 Overhaul Kit Cover #TOP 1
Precision International 6R140 Overhaul Kit
ftb score rating icon 9.8
USA Standard Gear Ford 8.8" Diff Master Overhaul Kit Cover #TOP 2
USA Standard Gear Ford 8.8" Diff Master Overhaul Kit
ftb score rating icon 9.7
Bert Transmissions 91 Overhaul Kit Cover #TOP 3
Bert Transmissions 91 Overhaul Kit
ftb score rating icon 9.5

Top 10 Transmission Overhaul Packages

#TOP 1

Precision International 6R140 Overhaul Kit

Precision international
KP36900V
Precision International 6R140 Overhaul Kit Cover
Precision international Overhaul Kit 6R140 2011-UP (w/Pistons)

The Precision 6R140 Kit is designed to enhance your vehicle's transmission performance. Made with high-quality materials, these parts ensure reliable service for your F250, F350, F450, or F550 models from 2011 to 2017. When you choose this kit, you're investing in superior durability and efficiency, which can lead to a smoother driving experience. It's important to check compatibility with your vehicle to make sure you get the right fit. Also, be mindful of any import taxes if you're ordering internationally, ensuring a hassle-free purchase process.

What We Like
High-quality materials
Improved transmission performance
Compatible with multiple models
Durable and reliable
#TOP 2

USA Standard Gear Ford 8.8" Diff Master Overhaul Kit

ZK F8.8
Factory
USA Standard Gear Ford 8.8" Diff Master Overhaul Kit Cover
USA Standard Master Overhaul kit for '09 & Down Ford 8.8" Differential.

Upgrade your transmission with the USA Standard Gear Overhaul Kit. This kit includes top-quality Koyo bearings and races, ensuring durability and smooth operation. The complete installation kit simplifies the setup process. With compact dimensions and lightweight design, it's easy to handle. The product type is focused on NUTS, providing all-in-one convenience for your transmission needs.

What We Like
Durable Koyo Bearings
Complete Installation Kit
Compact and Lightweight
#TOP 3

Bert Transmissions 91 Overhaul Kit

BERT TRANSMISSIONS
Bert Transmissions 91 Overhaul Kit Cover
Bert Transmissions 91 Overhaul Kit Lm Transmission

The BERT Transmissions Kit is specifically made for the Bert Transmission 91, ensuring a perfect fit and optimal performance. It includes six clutch discs, which are essential for smooth gear shifting, enhancing your driving experience. Additionally, the kit comes with both front and rear oil seal rings to prevent leaks, which can save you from costly repairs. You’ll also find two shifter rod seals included, helping to maintain a clean and efficient transmission system. With an extension bushing and two fork retaining pins, this kit offers everything you need for a comprehensive transmission overhaul.

What We Like
Custom fit for Bert 91
Includes essential clutch discs
Prevents oil leaks
Comprehensive overhaul package
#TOP 4

Yukon Gear & Axle Master Overhaul Kit for Dana 44 Axle

YK D44-REAR
No Color
No Size
Yukon Gear & Axle Master Overhaul Kit for Dana 44 Axle Cover
Dana 44 Master Overhaul Kit replacement

The YK D44-REAR Master Overhaul Kit from Yukon Gear & Axle is a comprehensive kit that includes all the high-quality parts you need to start and finish every differential job, such as bearings and races, seals, and small parts. Timken bearings and races are used to ensure durability. The kit also comes with a complete shim kit, slingers, gasket, and other items. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs.

What We Like
Includes all necessary high-quality parts
Uses Timken bearings and races for durability
Comes with a complete shim kit and other items
#TOP 5

enenfeifei Coan Racing TH400 Kit

enenfeifei
22107
enenfeifei Coan Racing TH400 Kit Cover
enenfeifeiCoan Racing 22107 TH400 Master Overhaul Kit

The enenfeifei TH400 Kit is designed for those looking to overhaul their vehicle's transmission. With dimensions of 13.89 inches in length, 11.64 inches in width, and 2.78 inches in height, this kit is compact yet comprehensive. Weighing 15 pounds, it offers a substantial package that ensures you have all the necessary components for a successful installation. As an auto part, it stands out in the transmission overhaul category, making it a reliable choice for automotive enthusiasts. This kit's single package quantity simplifies your shopping experience, providing you with everything you need in one convenient package.

What We Like
Comprehensive transmission overhaul
Compact dimensions for easy storage
Single package convenience
Reliable auto part
#TOP 6

GM Transmission Overhaul Kit

GM
19258573
Stainless Steel
GM Transmission Overhaul Kit Cover
GM Parts 19258573 Automatic Transmission Service Overhaul Kit

Upgrade your GM vehicle's transmission with the GM Transmission Overhaul Kit. This GM Genuine Parts kit is the perfect replacement for your vehicle's original factory component. With GM's seal of approval, you can trust the quality, reliability, and durability of this kit. It is manufactured to GM OE specification, ensuring a perfect fit, form, and function. Whether you're a DIY enthusiast or a professional mechanic, this kit provides the convenience and peace of mind you need. Upgrade your transmission with the GM Transmission Overhaul Kit and experience smoother shifts and improved performance.

What We Like
GM-recommended replacement
Quality, reliability, durability
Manufactured to GM OE specification
#TOP 7

CARTEX M-25XP Overhaul Kit

CARTEX
CRT188
CARTEX M-25XP Overhaul Kit Cover
CARTEX M-25XP Overhaul Kit STD with Liner FITS Universal Marine Power

The CARTEX M-25XP Kit is designed for both professional mechanics and DIY enthusiasts. With a commitment to precision engineering and high-quality parts, you can trust that this kit will meet your performance needs. Enjoy legendary customer service, ensuring that your satisfaction is a top priority. If you ever have questions about compatibility, the team at CARTEX offers over 40 years of industry experience and ready assistance from in-house technicians. This means you can order with confidence, knowing help is just an email away.

What We Like
High-quality components
Excellent customer service
Expert technical assistance
Designed for various users
#TOP 8

USA Standard Gear Yukon ZK GM8.25IFS-C Kit

ZK GM8.25IFS-C
Factory
USA Standard Gear Yukon ZK GM8.25IFS-C Kit Cover
Yukon Gear & Axle ZK GM8.25IFS-C Master Overhaul Kit

USA Standard Gear Yukon Kit is a top-of-the-line master rebuild package designed to provide you with the most comprehensive overhaul solution. Featuring Timken bearings for durability and strength, this kit offers a quick and complete rebuild experience. Engineered with cutting-edge design software, this kit ensures a precise fit and long-lasting performance. With this kit, you can easily revamp your transmission system, enhance its longevity, and enjoy smooth operation.

What We Like
Comprehensive Master Rebuild
Timken Bearings for Durability
Quick and Complete Overhaul
#TOP 9

USA Standard Gear Master Overhaul Kit

ZK GM7.2IFS-B
Factory
USA Standard Gear Master Overhaul Kit Cover
USA Standard Master Overhaul Kit for the 1998 & up GM 7.2" IFS AWD

The USA Standard Overhaul Kit is designed for the 1998 and up GM 7.2" all-wheel drive vehicles. This kit is known for being the most complete and comprehensive master rebuild option available. It ensures that your front transmission system is fully restored, providing peace of mind for your driving experience. By choosing this kit, you can confidently tackle repairs, knowing you have everything you need for a successful rebuild. This product is especially useful for those looking to maintain or enhance their vehicle's performance.

What We Like
Comprehensive rebuild solution
Designed for all-wheel drive
Includes all necessary components
Improves vehicle performance
#TOP 10

Hydro Gear 72995 Transmission Pump Seal Kit ZT-3400

Generic
Hydro Gear 72995 Transmission Pump Seal Kit ZT-3400 Cover
(AM) New 72995 Genuine Hydro Gear 73239 Transmission Pump Overhaul Seal Kit ZT-3400 + Model List in The Description

The Hydro Gear Seal Kit is a genuine OEM overhaul seal kit designed for ZT-3400 units. This kit, part #72995, is a replacement for part #71976. It includes the new Hydro Gear 73239 72995 Transmission Pump Overhaul Seal Kit for ZT-3400 models. With this kit, you can easily maintain and repair your transmission system, ensuring optimal performance. The genuine parts guarantee a perfect fit and high-quality components, giving you peace of mind when servicing your equipment.

What We Like
Genuine OEM Kit
Easy Maintenance
High-Quality Components
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is included in a transmission overhaul?

A transmission overhaul, also known as rebuilding a transmission, involves the complete removal and disassembly of the transmission. Every part is inspected for wear and damage, cleaned, and either replaced or repaired depending on its condition.

2. Are transmission rebuild kits worth it?

Yes, transmission rebuild kits can be worth it for many people. Rebuilding a transmission can save money in the short term and eliminate the need for monthly car payments. The initial cost of rebuilding a transmission can be significant, but it can provide cost savings in the long run.

3. What is the difference between a transmission rebuild and an overhaul?

A transmission overhaul and a transmission rebuild are essentially the same thing. Both involve removing the transmission from the vehicle and replacing or repairing parts as needed. The main difference is that with an overhaul, the existing transmission is rebuilt rather than replaced entirely.

4. Can you rebuild a transmission without removing it?

In some cases, it may be possible to repair a transmission without removing it from the vehicle. This is usually only feasible if the problem is with easily accessible parts or if it is an electrical issue. Repairing the transmission without removal can save time and money.

5. Is it cheaper to rebuild a transmission or replace it?

The cost of rebuilding or replacing a transmission can vary depending on factors such as the type of transmission, age of the parts, extent of damage, and the vehicle type. On average, a transmission rebuild costs around $3,000, while a replacement can cost around $6,500.

6. How long does a transmission overhaul last?

The duration of a transmission overhaul can vary depending on the quality of the work and the specific circumstances. In many cases, a rebuilt transmission is expected to last another 30,000-40,000 miles. It is important to choose a reputable professional to perform the overhaul and inquire about warranties and procedures.

7. How long does a transmission last after rebuild?

The lifespan of a rebuilt transmission can depend on various factors, including the quality of the rebuild and regular maintenance. Generally, a properly rebuilt transmission can last another 30,000-40,000 miles. It is advisable to choose a reputable technician, inquire about warranties, and follow recommended maintenance practices to maximize the longevity of the rebuilt transmission.

Editor's Notes

During our transmission overhaul package research, we found 24 transmission overhaul package products and shortlisted 10 quality products. We collected and analyzed 9,359 customer reviews through our big data system to write the transmission overhaul packages list. We found that most customers choose transmission overhaul packages with an average price of $202.12.

The transmission overhaul packages are available for purchase. We have researched hundreds of brands and picked the top brands of transmission overhaul packages, including Precision international, USA Standard Gear, BERT TRANSMISSIONS, Yukon Gear & Axle, enenfeifei. The seller of top 1 product has received honest feedback from 72 consumers with an average rating of 4.1.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.