Engine bearings – essential for smooth operation
Engine bearings are precision components that support the crankshaft and other rotating elements inside the engine. They ensure minimal friction, absorb mechanical loads, and help maintain alignment under high stress. Whether used in industrial machinery, marine engines or stationary power units, engine bearings play a vital role in durability and performance.
Choose from following:
BEARING FLANGE - 81325220005 suitable for MAN D engines
Bearing flange compatible with MAN D enginesDiscover our bearing flange with the comparison number 81325220005, an essential OEM replacement part that is optimally suited for the reliable operation of your engines. This product belongs to the article group bearings and offers the perfect solution for engines that need to operate reliably and efficiently. Weighing 1.615 kg, the bearing flange ensures that you receive a robust and durable addition to your machine.
- 81323130517 suitable for MAN D engines
Locating bearing ring: Precision replacement part for MAN D enginesDiscover the locating bearing ring with the comparison number 81323130517, an essential OEM replacement part for your engines. This locating bearing ring ensures a precise fit, allowing you to maximize the efficiency of your machine. Trust in our expertise in OEM replacement parts and benefit from a product designed for durability.Perfectly compatible with MAN D enginesThis locating bearing ring is compatible with MAN D engines and impresses with its top-notch manufacturing quality. Rely on this product, which is specifically designed to meet the high demands in marine and stationary applications. With this OEM replacement part, you can ensure the performance and reliability of your engines.
BEARING WASHER - 81323130516 suitable for MAN D engines
Bearing washer suitable for MAN D enginesDiscover our bearing washer, listed under the comparison number 81323130516, specifically designed to provide precise performance compatible with MAN D engines. This bearing washer is an OEM spare part that stands for functional efficiency and durability.Efficient component for demanding applicationsThis product is suitable for MAN D, ensuring that your engines run reliably. As part of our product group "Bearings," the bearing washer is ideal for use in demanding applications. Rely on our many years of experience in supplying OEM spare parts for leading manufacturers.
BEARING WASHER - 81323130390 suitable for MAN D engines
Optimal Replacement Part: Bearing Washer with Comparison Number 81323130390Discover the product with comparison number 81323130390 – the bearing washer that plays an essential role in the performance of your engines. This OEM replacement part belongs to the product group Bearings and is indispensable for smooth operations. Weighing in at 0.46 kg, the bearing washer offers the necessary stability and quality you expect from a top-tier replacement part.OEM Replacement Parts: The Best Choice for EnginesThe bearing washer is suitable for MAN D engines and provides outstanding quality that only OEM replacement parts can offer. Unlike aftermarket solutions, which often compromise on quality, our product stands out for its durability and reliability. Trust in the manufacturer's production to maximize the performance of your engines.
BEARING FLANGE - 81322400027 suitable for MAN D engines
Precise Solution for Professional ApplicationsDiscover our bearing flange, compatible with MAN D engines with the comparison number 81322400027. This OEM replacement part ensures a precise fit and supports the reliable operation of your engines. Quality you can expect from MOPA Motorparts.
BEARING BUSHING - 81322200089 suitable for MAN D engines
Bearing Bushing for MAN D EnginesDiscover the bearing bushing with the comparison number 81322200089, specifically designed for your requirements of MAN D engines. This product belongs to the category of bearings and offers you the reliability and performance you expect.
BEARING BUSHING - 81322200082 suitable for MAN D engines
Discover the Bearing Bushing with Comparison Number 81322200082 Discover the product Bearing Bushing with the comparison number 81322200082, an OEM replacement part suitable for MAN D engines. This replacement part offers a precise fit and durability, allowing you to rely on quality that meets high demands.Optimal Engine Performance through Precise Fit The Bearing Bushing is crucial for the performance of your engines. Trust in the quality of this component that is designed for MAN D engines, ensuring smooth operation.
BEARING BUSHING - 81322200080 suitable for MAN D engines
Precise Bearing Bushing with Comparison Number 81322200080Discover the bearing bushing with comparison number 81322200080, a top-notch product specifically designed for your needs. This OEM replacement part ensures reliable performance of your engines. The bearing bushing weighs 0.6 kg and is an essential component to maximize the efficiency and longevity of your machines.
BEARING BUSHING - 81322200079 suitable for MAN D engines
Excellent Bearing Bushing with Comparison Number 81322200079 Discover the bearing bushing with comparison number 81322200079, an outstanding OEM spare part specifically designed for MAN D engines. This product impresses with its remarkable quality and is part of our carefully selected category of bearings. Weighing 0.65 kg, the bearing bushing provides the necessary robustness to withstand demanding applications.
BEARING BUSHING - 81322200061 suitable for MAN D engines
Robust Bearing Bushing for MAN D EnginesDiscover the bearing bushing with the comparison number 81322200061, developed as an OEM replacement part. This product is specifically designed for MAN D engines and offers the highest quality and precision. Weighing only 0.06 kg, this bearing bushing combines lightness with extreme robustness and reliability.Advantages of OEM Replacement PartsThe comparison number 81322200061 represents our bearing bushing, available as an OEM replacement part. Unlike aftermarket products, which often compromise on quality and fit, our product impresses with an exact fit, optimally tailored to meet the requirements of engines. This bearing bushing is designed for durability and represents a sustainable solution.
BEARING BUSHING - 81322200007 suitable for MAN D engines
Excellent Bearing Bushing for Efficient EnginesDiscover the bearing bushing with the comparison number 81322200007, specifically designed to optimize the performance of your engines. This bearing bushing is a top-quality component, precisely suitable for MAN D engines, and is characterized by high durability. Weighing only 0.12 kg, this bearing bushing is both lightweight and robust, making it ideal for use in marine and stationary applications.Tailored Component for Your NeedsOur bearing bushing, listed under comparison number 81322200007, offers you a product that is precisely designed for MAN D engines. You can rely on our bearing bushing OEM replacement part to meet strict quality standards and provide you with reliable functionality.
BEARING FLANGE - 81321110050 suitable for MAN D engines
The Reliable Bearing Flange in DetailDiscover our OEM replacement part, the bearing flange with the comparison number 81321110050. This product is suitable for MAN D engines and provides a reliable solution for marine and stationary applications. Weighing only 0.8 kg, this bearing flange ensures optimal positioning and support of the shaft, promoting the functionality of your engines.Quality and PrecisionThe bearing flange is an essential component that meets the highest quality standards. As an OEM replacement part, it offers durability and dependability that are crucial for your applications in the marine sector. Rely on products specifically developed to meet the technological requirements of engines.
BEARING HOUSING - 81321060224 suitable for MAN D engines
Delivery of the Bearing Housing Suitable for MAN D EnginesThe bearing housing with the comparison number 81321060224 is an essential OEM spare part specifically designed for MAN D engines. Weighing 1.8 kg, this product impresses with its stability and durability, making it an excellent choice for diesel and gas engines used in maritime and stationary applications. Rely on the quality of our OEM spare parts that provide reliable performance.
BEARING - 81320506113 suitable for MAN D engines
Premium Bearings for Application AreasDiscover our bearing, suitable for MAN D engines, with the comparison number 81320506113. This product offers an excellent solution for the reliable operation of your engines in marine and stationary applications, as well as in locomotives, with a weight of 0.628 kg. The precise fit ensures that your MAN D engine runs under optimal conditions.Superior Quality of OEM Replacement PartsOur bearing with the comparison number 81320506113 is among the OEM replacement parts that offer the highest standards. In comparison to aftermarket products, which often compromise on quality and performance, our OEM replacement part provides maximum reliability. Trust in products designed for MAN D engines, and experience the benefits of the best quality.
BEARING - 81320506112 suitable for MAN D engines
Bearings suitable for MAN D enginesDiscover the premium bearing with the comparison number 81320506112. This product is an essential OEM replacement part designed for MAN D engines. Weighing only 0.29 kg, it offers excellent performance and easy handling to ensure the efficiency of your engines.Reliable OEM replacement parts for your applicationsThis bearing is a high-quality OEM replacement part that is precisely suitable for MAN D engines. Therefore, you can rely on its quality, allowing you to operate your marine and stationary engines without any problems. Trust products specifically designed for the demands of modern engines.
BEARING - 81320506108 suitable for MAN D engines
### Product Description for Bearing 81320506108Optimal Engine Performance - Bearing 81320506108 Discover our reliable bearing with the comparison number 81320506108, suitable for MAN D engines. This product impresses with excellent fitting accuracy and ensures maximum efficiency of your diesel or gas engines in maritime and stationary applications, as well as in locomotives.Quality Down to the Details - OEM Replacement Parts The bearing belongs to the category of bearings and is a true OEM replacement part. As a manufacturing component, it meets the highest standards and is specifically designed to achieve optimal functionality in your system. Rely on the precision that our OEM replacement parts offer.
BEARING - 81320506107 suitable for MAN D engines
Bearing suitable for MAN D enginesDiscover the bearing with the reference number 81320506107, which has been specifically developed for MAN D engines. This top-quality product is crucial for the performance and longevity of engines in marine and stationary applications. Weighing just 0.41 kg, it offers a compact solution that perfectly meets your requirements.Quality of OEM spare partsOur bearing is an OEM spare part, ensuring you can rely on its quality and precision. The reference number 81320506107 identifies the product, which can be seamlessly integrated into your engines. Trust in the excellent workmanship that is suitable for both commercial applications and high-performance locomotives.
NEEDLE BEARING - 81320500528 suitable for MAN D engines
Discover Needle Bearing with Comparison Number 81320500528Discover our needle bearing with the comparison number 81320500528, an essential product specifically designed for use in MAN D engines. This needle bearing meets the highest standards and ensures that the functionality of your engines remains reliable. Weighing only 0.05 kg, it is ideal for your systems.OEM Replacement Parts for Outstanding PerformanceThe needle bearing with the comparison number 81320500528 belongs to the category of OEM replacement parts. Each OEM replacement part stands for quality and durability that you need for the optimal operation of your diesel and gas engines. Rely on our expertise in providing replacement parts suitable for MAN D engines, designed for various marine and stationary applications as well as locomotives.
NEEDLE BEARING - 81320500523 suitable for MAN D engines
Premium Needle Bearing compatible with MAN D enginesDiscover our needle bearing with the comparison number 81320500523, an essential spare part that is compatible with MAN D engines. This product belongs to the article group "bearings" and offers excellent performance in marine and stationary applications. Weighing only 0.03 kg, it is the ideal solution for your needs.
BEARING - 81320500497 suitable for MAN D engines
Premium Bearings for Your MachinesDiscover our bearing, specifically designed to optimally support compatible with MAN D engines. With the comparison number 81320500497, we offer you the highest precision and reliability. This OEM spare part combines the quality you can expect in demanding applications. Weighing 0.4 kg, it is the perfect solution for diesel and gas engines.Ensure Efficient PerformanceThe bearing, compatible with MAN D, ensures that your engines can operate efficiently even under challenging conditions. Our OEM spare parts stand for longevity and performance at the highest level, so you can always rely on trustworthy functionality. Invest in the quality your machines deserve.
BEARING - 81320500482 suitable for MAN D engines
Robust Bearing with Comparison Number 81320500482Discover our top-quality bearing with the comparison number 81320500482, specially optimized for use in engines. Weighing only 0.21 kg, this product offers an ideal combination of functionality and reliability. Our bearings are perfectly suited for MAN D engines, providing excellent performance, particularly in marine and stationary applications.Advantages of OEM Replacement PartsOur bearings are OEM replacement parts that meet the strict specifications of the manufacturer. This quality ensures that the product meets the special requirements for MAN D engines. Unlike aftermarket parts, whose quality and fit often vary, our OEM replacement parts offer essential reliability—optimal for your engines.
GROOVED BALL BEARING - 81320500420 suitable for MAN D engines
Premium Grooved Ball Bearings for High-Performance EnginesThe grooved ball bearing with the comparison number 81320500420 is an essential component for your engines. This product impresses with its excellent quality and functional durability, making it ideal for use in demanding applications where stability and smooth performance are crucial.Comparison Number 81320500420: Quality You Can Rely OnWeighing only 0.25 kg and featuring a well-thought-out design, the grooved ball bearing ensures an optimal fit in engine applications. As an OEM replacement part, it is specifically designed for MAN D engines, allowing for easier installation and seamless integration into existing systems.
NEEDLE BEARING - 81320500335 suitable for MAN D engines
Needle bearing with comparison number 81320500335Discover the needle bearing with comparison number 81320500335, designed for optimal performance in engines. Weighing only 0.07 kg, this product is lightweight and compact while maintaining stability. It belongs to the article group "bearings" and is an essential OEM spare part for your engines.Reliable OEM spare parts for enginesThis needle bearing is suitable for MAN D engines and offers excellent performance under the most demanding conditions. Our OEM spare parts are designed to maximize the performance of your diesel and gas engines. Rely on quality and precision to ensure the longevity of your engine.
BEARING - 81320500132 suitable for MAN D engines
Bearings suitable for MAN D enginesDiscover our premium bearing with comparison number 81320500132, specifically designed to perfectly harmonize with MAN D engines. This product belongs to the bearings category and is excellently suited for use in diesel engines that are deployed in marine and stationary applications. Weighing only 0.5 kg, it combines stability with lightness.OEM replacement parts in manufacturer qualityOur bearings are high-quality OEM replacement parts manufactured to the highest industry standards. With the comparison number 81320500132, you can be confident in choosing a reliable replacement part that optimizes the performance of your engines. Thanks to our careful manufacturing, you can rely on the durability and efficiency of the product.
Function and benefits
An engine bearing serves as a smooth, low-friction surface between moving parts. It allows the crankshaft and connecting rods to rotate freely while maintaining precise clearance. High-quality motor bearings reduce wear, dampen vibrations and distribute engine loads evenly. The key benefits include:
- Reduced friction and heat in rotating assemblies
- Protection of crankshaft and connecting rods from wear
- Longer service life and improved engine reliability
In marine engines, marine bearings are specially designed to resist saltwater corrosion and operate under continuous heavy loads.
Types and applications
There are several types of engine bearings, including main bearings, rod bearings, camshaft bearings and thrust washers. Each has a specific function and must be matched precisely to the engine's design. Motor bearings are used in diesel and gas engines of all sizes – from locomotives to marine propulsion systems and industrial generators.
Marine bearings often feature additional coatings or use corrosion-resistant alloys to withstand harsh environments. Correct bearing selection and installation are crucial for preventing premature failure and avoiding costly engine repairs.
Materials and maintenance
Engine bearings are typically made of multi-layered materials such as steel, aluminum, copper-lead or tri-metal alloys. These materials combine strength with conformability and fatigue resistance. Proper lubrication is critical to prevent metal-to-metal contact and overheating.
We supply a wide range of engine bearings and matching components suitable for MTU, Deutz, MAN, Volvo Penta and MWM engines – with fast availability and OEM-quality for industrial and marine applications.
FAQ
What is an engine bearing?
An engine bearing is a precision part that supports rotating components like the crankshaft, allowing them to spin smoothly under load. It minimizes friction, controls motion and distributes force to protect critical engine parts.
How to replace engine bearings?
Replacing engine bearings typically requires engine disassembly. The crankshaft must be removed, old bearings extracted, and clearances measured precisely before installing new ones. Professional tools and technical knowledge are essential for a safe replacement.
Cost to replace engine bearings?
The cost to replace engine bearings varies depending on engine size, type, and labor. For industrial or marine engines, it can range from several hundred to several thousand euros, especially if crankshaft grinding or additional parts are required.
What are marine bearings?
Marine bearings are specially designed for use in ship engines and propulsion systems. They are built to handle constant load, vibration and corrosion caused by saltwater environments, and are essential for long-term marine engine reliability.