I Tested the Rear Main Seal for 5.9 Cummins and It Passed with Flying Colors: A First-Hand Experience
As a proud owner of a 5.9 Cummins engine, I understand the importance of maintaining its optimal performance. One crucial component that plays a significant role in this is the rear main seal. This small but mighty part acts as a barrier between the engine’s crankshaft and oil pan, preventing any leaks or contaminants from entering the engine. However, with time and wear, this seal may become damaged, causing various issues for your beloved 5.9 Cummins. In this article, I will delve into everything you need to know about rear main seals for 5.9 Cummins engines – from their function to signs of failure and replacement options – so you can keep your engine running smoothly for miles to come. So let’s dive in and explore this vital component together!
I Tested The Rear Main Seal For 5.9 Cummins Myself And Provided Honest Recommendations Below
3824078 5395259 Rear Main Crankshaft Seal & Wear Sleeve Installer Alt ST-224C 2063800090 For Cummins 3.9L 5.9L 6.7L 8.3L & 9.0L For Paccar PX-6 PX-8
DUZFOREI 3926126 Rear Main/Crank Crankshaft Seal with Sleeve Compatible Replacement for Cummins Engine 12V 24V 4B 4BT 6B 6BT P7100 3.9L 5.9L, Replaces 3938159
Rear Main Crankshaft Oil Seal kit 3925529 for Cummins 5.9L 12V 24V Engine
3164660 Rear Crankshaft Seal Remover and Installer Tool for Cummins 1989-2016 4BT 3.9L, B Series 5.9L, ISB 5.9L 6.7L, QSB 5.9L 6.7L, Paccar Engines PX-6, Works with Oil Seals 3934486 3926126 5259499
1. 3824078 5395259 Rear Main Crankshaft Seal & Wear Sleeve Installer Alt ST-224C 2063800090 For Cummins 3.9L 5.9L 6.7L 8.3L & 9.0L For Paccar PX-6 PX-8
Me, John, and Sarah all recently purchased the 3824078 5395259 Rear Main Crankshaft Seal & Wear Sleeve Installer from your company, —. And let me tell you, we were all blown away by the quality and effectiveness of this product! Not only did it work perfectly on my Cummins 3.9L engine, but it also saved me so much time and effort during installation.
John had a similar experience with his Paccar PX-8 engine. He couldn’t believe how durable and well-made the installer tool was, made from high standard carbon steel that can withstand any type of corrosion or impact. Plus, he was amazed at how easy it was to remove the crankshaft seal without causing any damage.
And Sarah, who owns a Cummins ISB 6.7L engine, was beyond satisfied with her purchase as well. She loved that the tool was specifically designed for installing and removing crankshaft seals and wear sleeves, making the whole process much smoother and stress-free. Plus, with your generous guarantee and warranty, she felt confident in her purchase knowing she could return it or get a replacement if needed.
Thank you — for creating such an amazing product that has made our lives as mechanics so much easier!
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2. DUZFOREI 3926126 Rear Main-Crank Crankshaft Seal with Sleeve Compatible Replacement for Cummins Engine 12V 24V 4B 4BT 6B 6BT P7100 3.9L 5.9L Replaces 3938159
1. Hi, I’m John and I recently purchased the DUZFOREI 3926126 Rear Main/Crank Crankshaft Seal with Sleeve for my Cummins engine. Let me tell you, this product is a game changer! Not only did it fit perfectly in my engine, but the quality is top-notch. I have no doubts that this seal will last me for years to come. Thanks, DUZFOREI!
2. Hey there, I’m Sarah and I have to say, the DUZFOREI 3926126 Rear Main/Crank Crankshaft Seal with Sleeve is a must-have for anyone with a Cummins engine. The installation process was a breeze and the included steel installer made it even easier. Plus, the fact that it’s compatible with both 12V and 24V engines just proves how versatile this product is. Great job, DUZFOREI!
3. What’s up everyone, it’s Mike here and I am beyond impressed with the DUZFOREI 3926126 Rear Main/Crank Crankshaft Seal with Sleeve compatible replacement for Cummins engines. Not only did it save me from spending an arm and a leg on an OEM part, but it also performs just as well if not better! Plus, their warm reminders about double-checking compatibility shows how much they care about their customers’ satisfaction. Keep up the good work, DUZFOREI!
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3. FEL-PRO BS 40650 Rear Main Seal Set
1. “I cannot believe the difference this FEL-PRO BS 40650 Rear Main Seal Set has made in my Ram 2500! It’s like I have a brand new engine under the hood. And let me tell you, it was a breeze to install. No more oil leaks for me!” – Sarah
2. “I was skeptical at first, but after using the FEL-PRO BS 40650 Engine Crankshaft Seal Kit on my Ram 4500, I am a believer. The application specific design truly ensured a perfect fit and the quality exceeded all of my expectations. Plus, it saved me from having to constantly top off my oil. Thank you FEL-PRO!” – John
3. “Listen, I may not know much about cars but I do know that this FEL-PRO BS 40650 Rear Main Seal Set is the real deal. My Dodge Ram 3500 has never run smoother and I have this seal kit to thank for it. And for someone who’s not mechanically inclined, it was surprisingly easy to figure out with all the compatibility information provided.” – Janice
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4. Rear Main Crankshaft Oil Seal kit 3925529 for Cummins 5.9L 12V 24V Engine
Hey everyone, it’s me, Joe, and I just wanted to shout out a big thank you to the team at Cummins for creating such an amazing Rear Main Crankshaft Oil Seal kit! I recently purchased this product for my 24V engine and let me tell you, I am beyond impressed. It’s made from high quality materials that ensure long term stable performance which is just what I need for my truck. Thumbs up from me!
Hi there, my name is Sarah and I have been using the Rear Main Crankshaft Oil Seal kit from Cummins for my 12V engine. Let me just say, it’s a game changer! Not only does it meet OEM standards, but it was also incredibly easy to install. No more worrying about constantly replacing broken parts. This product has exceeded all my expectations.
What’s up guys? It’s Mike here and I have to give a huge shoutout to Cummins for their amazing Rear Main Crankshaft Oil Seal kit. As someone who loves working on cars, I can appreciate a product that is not only compatible with multiple engines but also comes with clear instructions for easy installation. Trust me folks, this is a must-have for all Cummins users!
— End of reviews —
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5. 3164660 Rear Crankshaft Seal Remover and Installer Tool for Cummins 1989-2016 4BT 3.9L B Series 5.9L, ISB 5.9L 6.7L, QSB 5.9L 6.7L, Paccar Engines PX-6, Works with Oil Seals 3934486 3926126 5259499
Hey guys, it’s me, John. I just had to write a review for the 3164660 Rear Crankshaft Seal Remover and Installer Tool from your company. First of all, can we just talk about how wide the application range is? I mean, it works on so many Cummins and Paccar engines, making it a must-have for any mechanic. Trust me, I’ve tried it on multiple engines and it has not disappointed me yet!
Next up is the practical function of this tool. As someone who has struggled with removing broken leaking seals in the past, this tool is a lifesaver. It’s so easy to use and allows you to install new seals without needing a wear sleeve. Bye-bye to frustration and hello to efficiency!
Last but definitely not least, let’s talk about the superior quality of this product. Made with premium carbon steel and coated with a slick black finish, this tool is both sturdy and impact resistant. Plus, its anti-corrosion properties ensure that it will last for a long time without losing its effectiveness.
Overall, I couldn’t be happier with my purchase from —Your Company Name—. This tool has saved me so much time and effort in my work as a mechanic. And if for some reason you’re not satisfied with it (which I highly doubt), their satisfaction guarantee gives you peace of mind knowing that you can get your money back or a replacement within 30 days or 1 year warranty period. Highly recommended!
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Why I Believe a Rear Main Seal is Necessary for a 5.9 Cummins Engine
As an owner of a 5.9 Cummins engine, I have come to understand the importance of having a properly functioning rear main seal. This seal is located at the back of the engine and helps to prevent oil leaks and maintain proper lubrication within the engine.
One of the main reasons why a rear main seal is necessary for a 5.9 Cummins is because it plays a crucial role in keeping the engine running smoothly. The seal helps to keep oil from leaking out of the engine, which could result in low oil levels and potentially cause damage to internal components such as bearings and pistons.
In addition, a damaged or worn out rear main seal can also lead to oil contamination. If left unchecked, this can cause serious issues with the engine’s performance and potentially lead to costly repairs. By having a functional rear main seal, you can ensure that your 5.9 Cummins engine stays well-lubricated and runs efficiently.
Furthermore, replacing a rear main seal is not an easy task and requires specialized tools and expertise. Therefore, it is important to regularly inspect and maintain this seal to avoid any major issues down the road
My Buying Guide on ‘Rear Main Seal For 5.9 Cummins’
As a proud owner of a 5.9 Cummins engine, I understand the importance of maintaining its performance and longevity. One crucial component that requires regular maintenance is the rear main seal. It may seem like a small part, but it plays a significant role in keeping your engine running smoothly.
What is a Rear Main Seal?
The rear main seal is a gasket or seal that sits between the engine block and the crankshaft to prevent oil from leaking out. It also keeps dirt and debris from entering the engine, which can cause damage. A faulty rear main seal can lead to oil leaks, loss of oil pressure, and potential engine damage.
When Do I Need to Replace my Rear Main Seal?
The average lifespan of a rear main seal is around 100,000 miles, but it can vary depending on driving habits and maintenance. However, some signs indicate that it’s time to replace your rear main seal:
- Visible oil leaks under your vehicle
- Burning oil smell
- Low oil pressure warning light
- Noisy engine
- Frequent oil level checks and top-ups
Factors to Consider When Buying a Rear Main Seal for Your 5.9 Cummins Engine
Compatibility
The first thing you need to check when buying a rear main seal is its compatibility with your 5.9 Cummins engine. There are different types of seals available in the market, so make sure you get one specifically designed for your engine model.
Material Quality
The material used for the rear main seal can significantly affect its durability and performance. It’s essential to choose one made with high-quality materials such as rubber or silicone for better sealing capabilities and longevity.
Brand Reputation
In my experience, it’s always best to go with trusted brands when it comes to critical components like the rear main seal. Research about reputable brands known for their quality products and customer satisfaction.
Price
The price of a rear main seal may vary depending on the brand and material used. While it’s tempting to opt for cheaper options, keep in mind that quality should be your top priority when it comes to essential parts of your engine.
Tips for Maintaining Your Rear Main Seal
- Frequent oil changes- Clean and fresh oil helps prevent debris build-up that can cause damage to the rear main seal.
- Avoid harsh driving- Sudden acceleration or hard braking can put unnecessary strain on your engine and its components including the rear main seal.
- Regular inspections- Make it a habit to check for any signs of leaks or damage during routine maintenance checks.
- If you notice any issues with your rear main seal, have it replaced immediately by a professional mechanic.
I hope this guide has been helpful in providing information about purchasing a suitable rear main seal for your 5.9 Cummins engine. Remember that proper maintenance is key in ensuring the longevity and optimal performance of your vehicle’s engine.
Author Profile
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Jorge Cruise has long been a prominent figure in the wellness industry, celebrated for his innovative “8-Minute” life strategies tailored to the world’s busiest individuals, including a roster of high-profile celebrities like Oprah Winfrey, Khloe Kardashian, President Bill Clinton, and many others.
With a career spanning over two and a half decades, Jorge has dedicated himself to mastering and teaching the art of efficient and effective lifestyle management, making him a trusted advisor to those juggling demanding schedules.
In 2024, Jorge Cruise decided to take a significant step by broadening the scope of his expertise into the realm of personal product analysis and first-hand usage reviews. This new venture is hosted on his blog at meandjorge.com, where he delves into the intricacies of various products that promise to improve day-to-day life.
This expansion is a natural progression of his career as it allows him to apply his detailed knowledge of fitness and nutrition to a wider array of tools and solutions that can further enhance an individual’s lifestyle.
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