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 RING - 81461090038 suitable for MAN D engines
Locating bearing ring with comparison number 81461090038Discover the locating bearing ring with the comparison number 81461090038, an essential OEM replacement part suitable for MAN D engines. This product impresses with its excellent fit and material quality, which is crucial for reliable operation in diesel and gas engines. Weighing only 0.03 kg, this locating bearing ring offers easy handling and optimal performance.Quality that convincesThis locating bearing ring belongs to the category of bearings and is specifically designed to meet the demands of engines. As an OEM replacement part, it offers the precision needed to help optimize the performance of your engines. Replace old or defective parts with this product, which is designed for MAN D engines, to extend the lifespan of your engine.
PRESSURE RING - 81443100017 suitable for MAN D engines
Optimal Function: Thrust Ring 81443100017Discover our thrust ring, compatible with MAN D engines. The comparison number 81443100017 ensures correct identification and secure installation. Weighing 0.58 kg, this OEM replacement part is designed to provide excellent performance in your engine.Quality You Can Rely OnAt MOPA Motorparts, we only offer OEM replacement parts. Our products undergo strict internal controls, ensuring you always receive the best quality. Compared to aftermarket parts, our OEM replacement parts stand out for their long-lasting durability and precise fit—ideal for efficient engine performance.
PRESSURE RING - 81443100016 suitable for MAN D engines
Optimal Thrust Ring for EnginesDiscover our thrust ring, which is listed under the comparison number 81443100016. This product is an essential bearings component specifically designed for your engine requirements. The thrust ring ensures stable pressure, thereby contributing to the efficiency and longevity of your engines.Suitable for MAN D EnginesOur thrust ring is perfectly suited for integration into engines compatible with MAN D. The precise manufacturing of the OEM replacement part ensures that your engines operate efficiently while maintaining the high performance you expect. Rely on the quality that only an OEM replacement part can provide to optimize your engine's performance.
PRESSURE RING - 81443100015 suitable for MAN D engines
Thrust ring compatible with MAN D enginesDiscover our high-quality thrust ring OEM spare part, specifically designed to meet the demands of MAN D engines. With the reference number 81443100015, this product offers excellent fit and reliability. Each thrust ring is the result of the highest manufacturing standards, ensuring that your engines operate efficiently.Technical Features of the Thrust RingThis thrust ring belongs to the bearings category and weighs only 1.25 kg. The lightweight design contributes to the optimal functioning of your engine. Our OEM spare parts represent quality and durability, allowing you to rely on consistent performance from your machines. Trust the reference number 81443100015 to ensure that you select the right product.
PRESSURE RING - 81443100000 suitable for MAN D engines
Thrust ring for MAN D enginesDiscover our thrust ring with the comparison number 81443100000, an essential OEM spare part for your systems. This precisely manufactured product is suitable for MAN D engines and offers optimal performance. Weighing 0.67 kg, this thrust ring is stable and reliable, making it the ideal choice for marine and stationary use.Trust in OEM spare partsThe thrust ring belongs to the article group "Bearings" and meets the high standards associated with the comparison number 81443100000. This OEM spare part ensures optimal sealing and is an essential component that you do not want to miss when operating engines in demanding environments.
PRESSURE RING - 81442150031 suitable for MAN D engines
Precise Thrust Ring with Comparison Number 81442150031Discover the thrust ring with the comparison number 81442150031, a crucial OEM replacement part suitable for MAN D engines. This thrust ring is an essential component categorized under bearings. Thanks to its precise fit, it significantly contributes to the longevity and efficiency of your engines, which are used in both marine and stationary applications.Features and FunctionsThis thrust ring weighs 0.36 kg and impresses with its precise fit. As an OEM replacement part, it meets all relevant standards that are of utmost importance for engines. The thrust ring, compatible with MAN D engines, is specifically designed for demanding applications to deliver optimal results.
PRESSURE RING - 81442150030 suitable for MAN D engines
Ultimate Thrust Ring: Comparison Number 81442150030Discover our thrust ring with the comparison number 81442150030, an essential OEM spare part from the group of bearings. This product is specifically designed to ensure optimal performance in engines. Weighing only 0.34 kg, this component offers the perfect balance between stability and efficiency and is suitable for MAN D engines.Precise Internal Control for Highest QualityWe rely on precise internal controls to ensure that every OEM spare part, including the thrust ring, meets strict quality standards. Our processes ensure that the product is suitable for MAN D and functions optimally, reliably supporting your engines. Trust in our experience and commitment to quality.
PRESSURE RING - 81442150029 suitable for MAN D engines
Thrust ring with reference number 81442150029 Our thrust ring with reference number 81442150029 is an essential OEM spare part for your engines. Weighing 0.215 kg, this thrust ring is a robust, high-performance component that offers optimal support for MAN D engines. The quality of the product meets the highest standards and ensures efficient operation of your engines.
PRESSURE RING - 81442150028 suitable for MAN D engines
Efficient Solution: Thrust Ring with Comparison Number 81442150028Discover the thrust ring with the comparison number 81442150028, an essential OEM spare part specifically designed for engines in marine and stationary applications. This thrust ring weighs 0.965 kg and belongs to the category "Bearings". It provides the ideal solution for your engine requirements.
PRESSURE RING - 81442150027 suitable for MAN D engines
Efficient Thrust Ring: Comparison Number 81442150027Discover the thrust ring with comparison number 81442150027, an essential product for reliable engine performance. This thrust ring is specifically designed for MAN D engines and belongs to the article group Bearings. Weighing only 0.242 kg, it combines lightness and robustness, making it ideal for use in demanding environments.Original Equipment Manufacturer Quality: OEM Spare PartsHere you receive an OEM spare part in original equipment manufacturer quality that undergoes strict internal controls. This high quality ensures that the product is reliable and durable. The thrust ring corresponding to the comparison number 81442150027 ensures that your engines operate efficiently, whether in marine, stationary use, or in locomotives.
PRESSURE RING - 81442150015 suitable for MAN D engines
Thrust ring with comparison number 81442150015Discover our thrust ring, which is equipped with the comparison number 81442150015. This OEM spare part impresses with its high quality and precise fit. The thrust ring belongs to the group of bearings and plays a crucial role in the optimal functioning of your engines.Suitable for MAN D enginesThis product is suitable for MAN D engines and provides the stability essential for efficient operation. Weighing 0.724 kg, this thrust ring ensures that your engines can run reliably even under extreme conditions. The use of high-quality materials promotes a long service life and less maintenance.
BEARING - 81442100008 suitable for MAN D engines
Reliable Bearing for Industrial RequirementsDiscover our product, the bearing with the comparison number 81442100008, compatible with MAN D engines. This OEM replacement part has been specifically designed to optimize the performance and durability of your engines. Weighing only 0.38 kg, it impresses with both robustness and adaptability to various applications in marine and stationary use.
BEARING - 81437405256 suitable for MAN D engines
Optimal Bearing for Reliable EnginesDiscover our top-notch bearing with the comparison number 81437405256, specifically designed to enable outstanding performance. This product is perfectly suited for all applications requiring reliable engine performance in marine and stationary use. Weighing 3.75 kg, the bearing ensures stable operation and reduces vibrations to secure the long-term functioning of your machines.OEM Replacement Part for Maximum EfficiencyThe product represents an OEM replacement part, ensuring maximum precision and quality. This is particularly important when it comes to bearings for MAN D engines, as the use of OEM replacement parts optimizes the efficiency of your engines.
BEARING - 81437405255 suitable for MAN D engines
Reliable Bearing – Your Ideal Replacement PartDiscover our bearing, comparison number 81437405255, suitable for MAN D engines. Weighing 3.72 kg, this product provides the necessary support for the smooth operation of your machines in marine and stationary applications. Trust in the quality your engines need.OEM Replacement Parts in Original Equipment Manufacturer QualityOur bearing is an OEM replacement part that you will receive in excellent condition. It is specifically designed for MAN D engines, ensuring optimal fit and high functionality. MOPA Motorparts is your competent partner in the field of replacement parts for diesel and gas engines.
- 81437400127 suitable for MAN D engines
Reliable Bearing Carrier for EnginesDiscover our top-quality product, the bearing carrier with the comparison number 81437400127, specifically designed to function perfectly. This OEM replacement part is the ideal solution for customers looking for durable and precise spare parts.Optimal Performance for MAN D EnginesThis bearing part is suitable for MAN D engines and ensures optimal performance. With our extensive experience, we provide only the best OEM replacement parts that support your diesel and gas engines in marine and stationary applications.
BEARING BUSHING - 81437400090 suitable for MAN D engines
BEARING BUSHING with the comparison number 81437400090 suitable for MAN D engines
BEARING BUSHING - 81437220040 suitable for MAN D engines
Bearing bushing with replacement number 81437220040 Discover the bearing bushing with replacement number 81437220040, an excellent OEM spare part that ensures top performance in your engines. Weighing only 0.61 kg, this product is carefully crafted to meet the requirements in marine and stationary applications.
BEARING BUSHING - 81437220019 suitable for MAN D engines
Bearing bushing compatible with MAN D enginesThe bearing bushing with the comparison number 81437220019 is an essential OEM replacement part, specifically developed to promote optimal performance in engines. This product is part of the "Bearings" category and is ideally suited for applications that demand the highest standards of quality and durability.Reliable quality for your engine projectOur bearing bushing is compatible with MAN D, ensuring smooth functionality of your engines. Weighing 0.87 kg, it provides the necessary stability and durability expected from a top-quality OEM replacement part. Its high compatibility allows for efficient operation of your systems.
BEARING BUSHING - 81437220012 suitable for MAN D engines
Precise Bearing Bushing for Various EnginesThe bearing bushing with the comparison number 81437220012 is an OEM replacement part suitable for various applications in marine and stationary engines. Weighing only 0.1 kg, this bearing bushing offers solutions that enhance efficiency and significantly extend the lifespan of the engines. Its excellent craftsmanship meets the highest standards.Compatibility for MAN D EnginesThis bearing bushing is precisely designed for MAN D engines, ensuring that your machines operate optimally. The use of OEM replacement parts assures that all high standards required for industrialized engines are met. Rely on the precision tailored to the needs of your engines.
ARTICULATED BEARING - 81437040089 suitable for MAN D engines
Articulated Bearings for MAN D EnginesOptimize your machines with the OEM spare part, the articulated bearing with the comparison number 81437040089. This product is designed to enhance the performance of your engines, especially those suitable for MAN D engines, and to increase operational reliability. Trust in the quality that is typical of OEM spare parts.Perfect Fit – Suitable for MAN DOur articulated bearing is suitable for MAN D engines and ensures that your machines operate reliably and efficiently. The internal controls of our family-owned business in its second generation uphold the quality of each individual product.
RUBBER MOUNT - 81437040082 suitable for MAN D engines
Convincing Rubber Mount: 81437040082Discover the rubber mount with the comparison number 81437040082, designed for MAN D engines. This replacement part impresses with its quality and robustness, ideal for the demands of high-performance engines. Weighing only 0.42 kg, the rubber mount combines functionality and efficiency.Effective Damping for the Highest DemandsThe rubber mount, suitable for MAN D engines, provides effective damping of vibrations, thereby increasing the operational safety of your machines. Trust our OEM replacement part to maximize the lifespan of your engines and ensure smooth operation.
RUBBER MOUNT - 81437040080 suitable for MAN D engines
Precise Rubber Mount with Comparison Number 81437040080Discover our Rubber Mount with comparison number 81437040080, a crucial OEM spare part that is perfectly suited for applications in MAN D engines. Weighing only 0.1 kg, this product is efficient and easy to install. It ensures that your engines operate smoothly while reducing vibrations, thereby extending the lifespan of your machines.Effective Spare Parts for Performance and EfficiencyThe Rubber Mount, compatible with MAN D engines, plays an important role in the functionality and overall performance of your machines. This OEM spare part has been designed to meet the highest standards and optimize the efficiency of your engines. In our range, you will also find products suitable for MWM, Mercedes-Benz, Deutz, MAN, Volvo, MTU, Bosch, and Detroit Diesel.
RUBBER MOUNT - 81437040070 suitable for MAN D engines
Optimal Rubber Mount for Your EnginesDiscover the rubber mount with the comparison number 81437040070, specifically designed for MAN D engines. This premium product from the bearings category offers an optimal solution to secure the performance of your engines. Weighing 0.335 kg, this rubber mount provides effective damping properties that are essential for smooth operation.Quality through OEM Replacement PartsOur offering exclusively includes OEM replacement parts, characterized by the highest precision and reliability. Unlike aftermarket parts, whose quality and fit may vary, our products as replacement parts suited for MAN D engines are perfectly coordinated. Rely on our OEM replacement part for long-lasting and powerful engine performance.
BEARING BUSHING - 81437040048 suitable for MAN D engines
Bearing Bushing for MAN D EnginesThe bearing bushing with the comparison number 81437040048 is an essential product for the efficient maintenance of engines. It is designed to provide excellent performance and is suitable for MAN D engines. Weighing only 0.41 kg, it combines easy handling with robust functionality.Qualitative OEM Replacement Parts for LongevityOur bearing bushing is a qualified OEM replacement part that meets the highest standards. Suitable for MAN D, this part ensures optimal performance in your applications. The use of OEM replacement parts provides a precise fit that meets the demands of challenging environments.
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.