The 5.9 Cummins Rear Main Seal Tool makes seal removal and installation easier. It fits various Cummins engines from 1989 to 2016.
This tool kit works with 3. 9L, 5. 9L, 6. 7L, and even larger Cummins and Paccar engines. It includes removers and installers designed to fit seals like 3934486 and 3926126. Using the right tool prevents damage to the crankshaft seal and wear sleeve.
The kit replaces several OEM part numbers, ensuring compatibility and reliability. Mechanics and DIYers trust it for quick, precise seal work. It supports engines such as the 4BT, B Series, ISB, QSB, and ISX models. This tool set helps maintain engine performance by securing the rear main seal properly. It’s a practical choice for Cummins engine service and repair.
Rear Crankshaft Seal Remover & Installer Tool Kit

The 3164660 Rear Crankshaft Seal Remover & Installer Tool Kit is ideal for professional mechanics and DIY enthusiasts working on Cummins engines from 1989 to 2016, including models like the 4BT 3.9L B Series, 5.9L ISB, 6.7L QSB, and Paccar PX-6. If you need a reliable and precise tool to handle crankshaft seal removal and installation without damaging the engine components, this kit is designed specifically for you.
Pros:
- Compatible with multiple Cummins engine models from 1989-2016
- Durable construction by Bonbo ensures long-lasting use
- Works seamlessly with seals 3934486, 3926126, and 5259499
- Facilitates easy and precise removal and installation of rear crankshaft seals
- Reduces risk of seal damage during maintenance
Cons:
- Specialized tool, limited to specific engine models
- May require some technical knowledge for proper use
This Rear Crankshaft Seal Remover & Installer Tool Kit by Bonbo is engineered to deliver precision and efficiency when working on a range of Cummins engines. Its compatibility with various engine models and seal types makes it an essential tool for engine repair and maintenance. The kit’s robust design minimizes the risk of damaging delicate engine parts, ensuring a smooth seal replacement process that can save time and reduce repair costs.
The tool kit’s ease of use allows mechanics to perform seal removal and installation with confidence, improving overall workflow. By using this kit, users benefit from reduced downtime and enhanced engine performance, since properly installed seals prevent oil leaks and maintain engine integrity. Whether you are a professional mechanic or a seasoned DIYer, this tool kit provides the reliability and precision needed for effective engine maintenance.
Rear Main Crankshaft Seal & Wear Sleeve Installer

The 5395259 3824078 Rear Main Crankshaft Seal & Wear Sleeve Installer is ideal for professional mechanics, automotive repair shops, and diesel engine enthusiasts who work specifically with Cummins engines ranging from 3.9L to 9.0L and Paccar PX-6 and PX-8 models. If you need a reliable and precise tool to install rear main crankshaft seals and wear sleeves efficiently, this specialized installer from Danti and manufactured by Wen wen top is designed to meet your requirements.
Pros:
- Compatible with a wide range of Cummins diesel engines and Paccar models.
- Ensures accurate and damage-free installation of crankshaft seals and wear sleeves.
- Durable build quality from trusted brands Danti and Wen wen top.
- Reduces installation time and effort for mechanics.
- Helps maintain engine integrity by preventing leaks and premature wear.
Cons:
- May require some technical knowledge for proper use.
- Primarily suited for specific engine models, limiting versatility.
The Rear Main Crankshaft Seal & Wear Sleeve Installer features a precise design that fits seamlessly with the crankshaft seal and wear sleeve components of Cummins and Paccar engines. This precision helps in preventing damage to the seal or sleeve during installation, which is crucial for maintaining engine performance and avoiding costly repairs. The robust construction of the tool ensures longevity and reliable use under demanding workshop conditions.
By using this installer, users benefit from streamlined maintenance processes and enhanced accuracy, which directly translates to improved engine durability and reduced downtime. Its compatibility across multiple engine sizes—from 3.9L to 9.0L—makes it a valuable addition to any professional mechanic’s toolkit, especially when working with popular diesel engines. Overall, it combines efficiency, durability, and precision to deliver excellent value for routine and complex engine repairs.
Front+rear Crankshaft Seal Remover & Installer Tool Set For Cummins 3.9l 5.9l 6.7l 1989-2016

The Front+Rear Crankshaft Seal Remover & Installer With Wear Sleeve Installer Tool Set is ideal for professional mechanics and DIY enthusiasts who work on Cummins 3.9L, 5.9L, and 6.7L engines from 1989 to 2016. If you need a reliable, precise tool to replace crankshaft seals and wear sleeves without damaging engine components, this tool set is designed for you. It is especially beneficial for those looking to maintain or repair heavy-duty diesel engines efficiently.
Pros:
- High-quality construction ensures durability and long-term use
- Compatible with multiple Cummins engine models (3.9L, 5.9L, 6.7L) spanning several years
- Complete set includes both remover and installer tools along with wear sleeve installer
- Prevents damage to seals and engine parts during installation and removal
- Branded and manufactured by E-cowlboy, assuring trusted quality
Cons:
- Tool set is specialized, limiting its use to specific Cummins engine models
- May require prior mechanical knowledge for proper use and installation
This tool set offers a comprehensive solution for removing and installing crankshaft seals and wear sleeves with precision. Its design minimizes the risk of damaging sensitive engine components, which is crucial when working on expensive diesel engines like the Cummins 3.9L, 5.9L, and 6.7L. The inclusion of both front and rear seal tools makes it versatile, allowing users to handle various maintenance tasks with one kit.
Made by E-cowlboy, the set guarantees high standards of manufacturing quality and durability. Users benefit from its compatibility with a broad range of Cummins engines from 1989 to 2016, making it a valuable investment for workshops that frequently service these models. Whether you are performing routine maintenance or repairing leaks, this tool set simplifies the job while improving efficiency and safety.
Crankshaft Rear Main Seal & Wear Sleeve Installer & Seal Remover Tool

The 3164780 Crankshaft Rear Main Seal & Wear Sleeve Installer & Seal Remover Tool by E-cowlboy is ideal for professional mechanics and DIY enthusiasts working on heavy-duty diesel engines, specifically those using Cummins ISX, QSX, ISX15, and ISX12 engines. If you need a reliable and precise tool to install and remove rear main seals and wear sleeves efficiently without causing damage, this tool is designed for you.
Pros:
- Designed specifically for Cummins ISX series engines, ensuring perfect fit and compatibility
- High-quality construction from trusted E-cowlboy brand for durability and longevity
- Facilitates easy and damage-free installation and removal of rear main seals and wear sleeves
- Reduces labor time and effort compared to traditional methods
- Improves accuracy and efficiency in engine maintenance tasks
Cons:
- Limited to use with specific Cummins ISX engine models, not a universal tool
- May require some experience or mechanical knowledge to use effectively
The 3164780 Crankshaft Rear Main Seal & Wear Sleeve Installer & Seal Remover Tool offers specialized design tailored for the Cummins ISX, QSX, ISX15, and ISX12 engines. Its precision engineering allows users to handle seals and wear sleeves with confidence, minimizing the risk of damage during installation or removal. This tool not only enhances the quality of engine repairs but also helps maintain the integrity of expensive engine components.
Crafted by the reputable E-cowlboy manufacturer, the tool emphasizes durability and performance under heavy-duty conditions. It streamlines maintenance workflows by reducing manual labor and potential errors, making it an essential addition to any mechanic’s toolkit dealing with Cummins ISX engine repairs. Overall, it provides a cost-effective solution to a complex and delicate maintenance task.
Rear Crankshaft Seal Remover And Installer Tool

The 3164660 Rear Crankshaft Seal Remover and Installer Tool is ideal for professional mechanics and DIY enthusiasts working on Cummins engines from 1989 to 2016, including the 4BT 3.9L, B Series 5.9L, ISB 5.9L 6.7L, QSB 5.9L 6.7L, and Paccar PX-6 engines. If you frequently service or repair these engine models and require a reliable tool to handle rear crankshaft seals, this product is tailored to meet your needs efficiently and accurately.
Pros:
- Compatible with multiple Cummins engine models and Paccar PX-6 engines.
- Works seamlessly with oil seals 3934486, 3926126, and 5259499.
- Durable construction by trusted brand Bonbo ensures long-lasting use.
- Designed for easy removal and installation of rear crankshaft seals, reducing repair time.
Cons:
- May require specific knowledge or experience to use correctly on certain engine models.
- Limited to compatibility with specified Cummins and Paccar engines, not universal.
The Bonbo 3164660 Rear Crankshaft Seal Remover and Installer Tool offers precision engineering tailored for the demanding specifications of Cummins and Paccar engines. Its design ensures that the rear crankshaft seal can be removed and installed without damaging the seal or surrounding components, preserving engine integrity. This specificity translates into fewer errors and less downtime during engine maintenance or repair.
With its robust build quality, this tool withstands the rigors of frequent workshop use, providing consistent performance over time. The compatibility with multiple oil seal types like 3934486, 3926126, and 5259499 adds to its versatility, making it a valuable addition to any mechanic’s toolkit who services these engine lines. Overall, it enhances productivity and reduces the risk of costly mistakes during seal replacement procedures.
Front & Rear Crankshaft Seal And Wear Sleeve Remover & Installer Tools Set

The Front & Rear Crankshaft Seal and Wear Sleeve Remover & Installer Tools Set is ideal for professional mechanics and DIY enthusiasts who work on Cummins 3.9L, 5.9L, and 6.7L engines. If you need a reliable and efficient solution for removing and installing crankshaft seals and wear sleeves, this tool set is designed to directly replace OEM part numbers 3164660, 1338, and 5046, ensuring compatibility and precision.
Pros:
- Direct OEM Replacement guarantees a perfect fit for Cummins engines.
- Durable construction from Bonbo, a trusted manufacturer.
- Comprehensive set covers both front and rear crankshaft seal removal and installation.
- Reduces risk of damaging seals or engine components during service.
- Improves efficiency and saves time for mechanics and DIY users.
Cons:
- Specialized tool may not be useful for engines outside the specified Cummins models.
- Requires some mechanical knowledge for proper use.
This tool set is engineered specifically for Cummins 3.9L, 5.9L, and 6.7L engines, making it an essential addition to any professional workshop or serious DIY garage. The precise design ensures that the crankshaft seals and wear sleeves can be removed and installed without causing damage to the engine components, preserving the integrity of your engine. This reduces costly repairs and downtime.
Manufactured by Bonbo, this set stands out due to its robust construction and reliability. Its compatibility with multiple OEM part numbers means fewer tools are needed to service different engine models, enhancing versatility. By investing in this tool set, users benefit from smoother maintenance processes, improved safety, and long-term savings on repair costs.
Front+rear Crankshaft Seal Remover & Installer Tool Set For 1989-2016 Cummins 3.9l 5.9l 6.7l

The Front+Rear Crankshaft Seal Remover & Installer With Wear Sleeve Installer Tool Set is ideal for professional mechanics and automotive enthusiasts who work on 1989-2016 Cummins 3.9L, 5.9L, and 6.7L engines. This tool set is perfect for those needing a reliable and precise solution to replace crankshaft seals, ensuring proper engine maintenance and longevity. If you own or service these Cummins engines, this set offers an efficient way to handle seal removal and installation with minimal hassle.
Pros:
- Compatible with a wide range of Cummins engines from 1989 to 2016
- Includes wear sleeve installer for accurate and damage-free installation
- Durable build quality by MARGAR ensures long-lasting use
- Replaces multiple OEM parts such as 3824498, 3824500, and ST-224C
- Reduces engine downtime by simplifying seal replacement procedures
Cons:
- Specialized tool set may not be suitable for casual or infrequent users
- Limited to specific Cummins engine models and years
- Requires some mechanical knowledge to use effectively
This tool set is designed to tackle the often tricky task of removing and installing front and rear crankshaft seals on Cummins engines. Its comprehensive components, including the wear sleeve installer, allow users to perform the job without causing damage to sensitive engine parts. The precise fitment for various engine models ensures that the seals are installed perfectly, preventing leaks and maintaining engine performance.
Constructed by MARGAR, this set guarantees durability and reliability, making it a valuable addition to any professional mechanic’s toolkit. By streamlining the seal replacement process, it helps save time and reduce labor costs. Whether you are performing routine maintenance or a major engine overhaul, this tool set provides the accuracy and efficiency needed to get the job done right.
Holdia Rear Crankshaft Seal Remover & Installer Tool Kit

The Holdia Rear Crankshaft Seal Remover & Installer Tool Kit 3164660 is ideal for professional mechanics and DIY enthusiasts who work on heavy-duty engines such as the Paccar PX-6 and various Cummins models including the 3.9L, 5.9L, 6.7L, 8.3L, and 9.0L engines. If you need a reliable and efficient tool for removing and installing rear crankshaft seals without damaging the engine components, this tool kit is designed specifically for you.
Pros:
- Compatible with multiple Cummins engine sizes and Paccar PX-6
- Durable construction by trusted brand Holdia
- Easy to use, reducing repair time
- Prevents damage to crankshaft seals and surrounding engine parts
- Comprehensive kit includes all necessary tools for seal removal and installation
Cons:
- May require some mechanical experience for optimal use
- Limited compatibility outside specified engine models
- Higher initial cost compared to generic seal remover tools
The Holdia Rear Crankshaft Seal Remover & Installer Tool Kit boasts precision engineering tailored for heavy-duty diesel engines. Its compatibility with various Cummins engines and the Paccar PX-6 ensures that users can rely on this kit for multiple applications without needing different tools. The design emphasizes durability and ease of use, allowing mechanics to perform seal replacements efficiently while minimizing the risk of damage to sensitive engine components.
With this kit, users benefit from a professional-grade solution that streamlines the maintenance process. The robust build quality from Holdia ensures long-lasting performance, making it a valuable investment for those frequently servicing diesel engines. Ultimately, this tool kit enhances repair accuracy, saves time, and protects engine integrity, making it an essential addition to any mechanic’s toolbox.
Rear Crankshaft Seal Remover & Installer Tool Kit

The QGHAUC 3164660 Rear Crankshaft Seal Remover & Installer Tool Kit is ideal for professional mechanics and DIY enthusiasts working on Cummins engines from 1989 to 2016, including the 4BT 3.9L B Series, 5.9L ISB, 6.7L QSB, and Paccar PX-6 models. This tool kit is perfect for those who need a reliable and efficient solution for removing and installing rear crankshaft seals without damaging the engine components. If you frequently service or maintain these engine types, this kit will save you time and effort.
Pros:
- Specifically designed to fit a wide range of Cummins engines and Paccar PX-6 models.
- Includes all necessary seals such as 3934486, 3926126, and 5259499 for convenient replacement.
- Durable construction ensures long-lasting performance and repeated use.
- Facilitates easy removal and installation, reducing the risk of seal damage.
- Manufactured by QGHAUC, a trusted brand known for quality automotive tools.
Cons:
- May require some technical knowledge to use effectively for first-time users.
- Limited compatibility strictly to specified Cummins and Paccar engine models.
- Tool kit does not include detailed instructions, which might necessitate additional guidance.
The QGHAUC 3164660 Rear Crankshaft Seal Remover & Installer Tool Kit boasts a precision-engineered design tailored to fit various Cummins and Paccar engines, ensuring a perfect fit for each application. This specificity not only guarantees optimal performance but also minimizes the chance of damage during seal replacement. The inclusion of multiple essential seals further enhances its value, making it a comprehensive solution for rear crankshaft seal maintenance.
Users benefit from the tool kit’s sturdy build quality, which stands up to frequent use in demanding workshop environments. By simplifying the process of removing and installing seals, the tool kit helps reduce service time and labor costs. Its compatibility with a broad range of engine models makes it a versatile addition to any mechanic’s toolkit, while the reputable QGHAUC brand assures buyers of its reliability and durability.
5046 Crankshaft Wear Sleeve Install Tool & 1338 Front Cover Crankshaft Seal Installation Tool

The 5046 Crankshaft Wear Sleeve Install Tool and 1338 Front Cover Crankshaft Seal Installation Tool are ideal for professional mechanics and DIY enthusiasts working on Dodge Cummins 3.9L, 5.9L, and 6.7L diesel engines. If you need precise, reliable, and efficient tools to install crankshaft wear sleeves and front cover seals, this set is designed to meet your needs perfectly.
Pros:
- Perfect fit for Dodge Cummins 3.9L, 5.9L, and 6.7L diesel engines ensuring easy installation.
- Made by Bonbo, guaranteeing quality and durability.
- Black color finish for a professional look and added corrosion resistance.
- Helps prevent damage to crankshaft seals and sleeves during installation.
- Improves efficiency, saving time on engine maintenance and repair.
Cons:
- Limited compatibility with engine models outside of Dodge Cummins 3.9L, 5.9L, and 6.7L series.
- Requires some mechanical skill to use effectively.
The 5046 Crankshaft Wear Sleeve Install Tool and the 1338 Front Cover Crankshaft Seal Installation Tool are engineered to provide a precise fit for Dodge Cummins diesel engines. This precision ensures that the crankshaft components are installed without causing damage, which can be common with generic tools. The tools’ robust build, made by Bonbo, promises long-term reliability and resistance to wear, making them a valuable addition to any mechanic’s toolkit.
Using these tools not only protects the integrity of the engine seals and sleeves but also streamlines the installation process. This means less downtime and reduced risk of leaks or premature wear, leading to enhanced engine performance and longevity. Their design specifically tailored to Dodge Cummins engines ensures compatibility and ease of use, providing users with confidence and efficiency during repairs or maintenance.
Frequently Asked Questions
What Is The Cummins Rear Main Seal Tool Used For?
The Cummins rear main seal tool is used for removing and installing the rear crankshaft seal. It fits various Cummins engines, including the 5. 9L and 6. 7L models. This tool ensures a proper fit and reduces the risk of seal damage during installation.
How Does The Rear Main Seal Tool Work?
The rear main seal tool simplifies the seal removal and installation process. It ensures a precise fit, preventing misalignment. This reduces the likelihood of seal damage or leaks. The tool is designed to match the specifications of Cummins engines, ensuring efficient maintenance.
Which Cummins Engines Are Compatible With This Tool?
This tool is compatible with Cummins engines from 1989 to 2016, including 4BT, 5. 9L, and 6. 7L models. It also works with Paccar PX-6 engines. The compatibility ensures that it fits various engine configurations, making it a versatile choice for mechanics.
Why Is A Rear Main Seal Tool Necessary?
A rear main seal tool is necessary to ensure a precise and damage-free seal installation. It helps prevent leaks and extends the seal’s lifespan. Using the right tool reduces the risk of costly repairs and ensures the engine runs smoothly and efficiently.
Can I Use This Tool For Front Seals Too?
Yes, some kits include tools for both front and rear seals. These comprehensive kits provide all necessary components for efficient seal maintenance. This versatility makes them a valuable addition to any mechanic’s toolbox, ensuring all crankshaft seals are properly handled.
Conclusion
Choosing the right tool for your 5. 9 Cummins rear main seal job makes a big difference. The 3164660 Rear Crankshaft Seal Remover & Installer Tool Kit fits many Cummins engines from 1989 to 2016. It works well with seals like 3934486 and 3926126, ensuring a proper fit every time.
This tool helps remove and install seals without damage, saving time and effort. It also fits Paccar PX-6 and PX-8 engines, making it a versatile choice. Using the correct tool reduces the risk of leaks and engine problems later. Whether you work on a 4BT 3.
9L or a 6. 7L QSB engine, this tool kit covers your needs. Keep your Cummins engine running smoothly by investing in reliable tools. Easy to use and durable, it supports efficient repairs and maintenance. Quality tools lead to better results in every job.