Best Rear Main Gasket Sets of 2025

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Rear main gasket sets are a crucial component of any engine, providing a crucial seal between the engine block and the crankshaft. These gaskets prevent oil leaks and ensure that the engine runs smoothly and efficiently. Rear main gasket sets typically include all the necessary gaskets and seals required to replace the rear main seal, making them a convenient and cost-effective solution for repairing engine leaks. Made from durable materials like rubber and silicone, rear main gasket sets are designed to withstand the high temperatures and pressures of engine operation. They are compatible with a wide range of engine types and can be easily installed by a professional mechanic or experienced DIY enthusiast.
At a Glance: Our Top Picks
Top 10 Rear Main Gasket Sets
MAHLE Original JV1622 Main Bearing Gasket Set
Upgrade your engine's sealing performance with the MAHLE Original JV1622 Main Bearing Gasket Set. Designed to meet or exceed the original equipment specifications, this gasket set provides superior sealing for your vehicle. With OE equivalent or better materials, it ensures durability and reliability. The shrink-wrapped tray packaging adds an extra layer of security, giving you peace of mind that you have the right parts before opening the package. Whether you have a domestic, Asian, or European vehicle, MAHLE Original is the leader in gasket applications. Trust MAHLE Original JV1622 Main Bearing Gasket Set for a perfect fit and exceptional sealing performance.
YHTAUTO Rear Main Seal Cover Kit
The YHTAUTO Seal Cover Kit is designed to fit a wide range of Chevrolet, GMC, Buick, Cadillac, and other vehicles, making it a versatile choice for your automotive needs. This affordable kit ensures a direct fit for models like the Chevrolet Camaro and Silverado, helping to prevent oil leaks and maintain engine integrity. The included gasket provides an essential seal, enhancing the overall performance of your vehicle. With compatibility across various models, you can easily find the right fit for your car, saving you time and hassle during installation.
MAHLE Original JV1705 Main Bearing Gasket Set
MAHLE Main Bearing Gasket Set is designed to meet or exceed original equipment specifications, ensuring top-notch sealing. With OE equivalent or superior materials, this set caters to Domestic, Asian, and European applications. The shrink-wrapped tray packaging adds security by confirming the correct parts before opening. This feature-rich set guarantees quality results, making it a reliable choice for engine maintenance.
STILEALUS Rear Main Seal Kit
The STILEALUS Rear Seal Kit is designed for a range of models, including Chevrolet, GMC, and Buick vehicles from 1998 to 2016. This kit features high-quality materials that maintain their shape and sealing ability, even in extreme temperatures. This durability helps prevent motor oil leaks, ensuring your engine runs smoothly. The application-specific design guarantees a perfect fit, making installation hassle-free. Additionally, the kit includes essential components like the engine crankshaft seal and silicone sealant, providing everything you need for a reliable repair.
MAHLE Original JV559 Main Bearing Gasket Set
MAHLE Main Gasket Set is a top-quality product that exceeds original equipment standards. It uses high-grade materials for superior sealing. Whether you have a Domestic, Asian, or European vehicle, this set has you covered. The shrink-wrapped packaging ensures you have the correct parts before opening. This set offers peace of mind and easy identification, making your maintenance hassle-free.
Fel-Pro Rear Main Seal Set
Fel-Pro Seal Set is a high-quality engine crankshaft seal kit designed for various car models. Ensure compatibility by checking your vehicle details before purchase. Its application-specific design guarantees a perfect fit, meeting or exceeding original equipment specifications. You can trust the unsurpassed quality it offers.
KEYALL Rear Main Seal Gasket 1996-2006
The KEYALL Rear Seal Gasket is a reliable choice for your Chevrolet or GMC vehicle from 1996 to 2006. It features precise sealing beads that provide a perfect fit, ensuring a strong seal at critical points. This gasket is built to endure tough conditions, offering durability with minimal tightening, which helps maintain your engine's performance. With OEM-quality materials, you can trust that this gasket will meet the highest standards, whether for regular repairs or engine enhancements. Enjoy peace of mind knowing that your vehicle is equipped with a top-quality sealing solution.
MAHLE JV523 Main Bearing Gasket Set
MAHLE Main Gasket Set is a top-quality product that exceeds original equipment specifications. It uses high-quality materials for superior sealing. Whether for Domestic, Asian, or European vehicles, MAHLE stands out. The gaskets come in a shrink-wrapped tray for secure parts verification before opening. With MAHLE Main Gasket Set, you get peace of mind knowing you have the right parts.
ECCPP Rear Main Seal Gasket Set for 2004 Maxima
The ECCPP Gasket Set is designed to enhance your 2004 Maxima's engine performance. The head gasket efficiently seals the cylinder, preventing leaks of coolant and oil, ensuring optimal compression. The timing part kit is built to endure high pressures and temperatures, promoting long-lasting reliability. With robust head bolts, you can securely fasten components without worrying about breakage. Lastly, the variety of gasket types available allows you to choose the right components for your engine rebuild, simplifying the installation process. This set provides the quality and convenience you need for effective engine maintenance.
ORAEVY BS 40640 Rear Main Seal Gasket Set
This Rear Main Seal Gasket Set is designed for GM Vortec engine, including a wide range of Chevrolet and GMC models from 1999 to 2020. The set meets or exceeds equipment specifications, which makes it highly durable and reliable even under high pressures, temperatures, and aggressive car media. You'll get a set of rear mail gasket seal, a pair of installation gloves, a cleaning brush, and a 12-month warranty.
Frequently Asked Questions (FAQs)
1. What is the best material for a rear main seal?
Molded synthetic rubber is the material most commonly used for rear main seals. It offers proven sealing ability, excellent heat resistance and easy installation.
2. What causes a rear main seal to leak?
The most common cause of rear seal leaks is age and/or high mileage. The seal can also leak due to the vehicle being stored for an extended period of time, or from running the engine low on oil. This causes drying and hardening of the seal leading to shrinking, cracking and tearing of the rear main seal.
3. What is a rear main seal called?
An oil leak from the main seal, also known as the rear crankshaft seal, will usually drip from where the transmission connects to the engine, though it may show up elsewhere, such as on the oil pan.
4. Is crankshaft seal and rear main seal the same?
A rear main seal, or crankshaft seal as it is commonly referred to, is a big, round rubber seal between the engine and transmission. The rear seal fits snuggly around the rear of the crankshaft and keeps the engine oil from escaping.
During our rear main gasket set research, we found 24 rear main gasket set products and shortlisted 10 quality products. We collected and analyzed 4,370 customer reviews through our big data system to write the rear main gasket sets list. We found that most customers choose rear main gasket sets with an average price of $18.84.
The rear main gasket sets are available for purchase. We have researched hundreds of brands and picked the top brands of rear main gasket sets, including MAHLE, YHTAUTO, STILEALUS, Fel-Pro, KEYALL. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

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.