KING ENGINE BEARINGS MB4521AM0.25 611500582080

( Brand: King Engine Bearings ), ( Manufacturer Part Number: MB4521AM0.25 ), ( UPC: 611500582080 )

Review KING ENGINE BEARINGS Main

The MB4521AM0.25 King Engine Bearings are a premium choice for engine builders and enthusiasts seeking superior performance and durability. These bearings are designed to fit specific applications in Mercedes-Benz engines, making them an excellent replacement option for worn-out or failed original equipment.

These bearings are manufactured using a specialized process called Micro-Filed Bearings Technology. This process creates a unique surface finish on the bearing shells, which significantly reduces friction and increases load capacity. The result is a smoother-running engine with improved power output and fuel efficiency.

The MB4521AM0.25 King Engine Bearings are made from high-quality, heat-treated steel. This material provides exceptional strength and durability, allowing the bearings to withstand the high temperatures and pressures encountered in modern engines. The steel is also treated with a special coating to prevent corrosion and extend the life of the bearings.

The bearings feature a precision-machined design with a close tolerance to the engine components. This ensures a perfect fit and eliminates any potential for play or slop in the engine. The precision design also helps to reduce noise and vibration, making for a quieter and more comfortable driving experience.

The MB4521AM0.25 King Engine Bearings come in a set of six, one for each cylinder in the engine. The set includes the necessary hardware for installation, such as locking nuts and washers. The bearings are also backed by King's limited lifetime warranty, providing peace of mind to customers and ensuring that they are making a wise investment in their engine's performance and longevity.

In summary, the MB4521AM0.25 King Engine Bearings are a high-performance and durable replacement option for Mercedes-Benz engines. Their micro-filed surface finish, heat-treated steel construction, and precision design make them an excellent choice for those seeking to improve their engine's power, efficiency, and durability. With a limited lifetime warranty and included installation hardware, these bearings offer excellent value and peace of mind to customers.

The MB4521AM0.25 engine bearings from KING Engine Bearings are designed to provide superior performance and durability for high-performance and racing applications. Here are some pros and cons that may help you make an informed decision about purchasing these bearings:

1. Superior Material: KING Engine Bearings use a proprietary material called BME6 (Beryllium Copper Molybdenum Alloy) for their bearing shells. This material provides increased strength and durability compared to standard bearings.

2. Low Friction: The bearings have a low coefficient of friction, which reduces engine wear and improves performance.

3. Precision Machining: Each bearing is precision-machined to ensure a perfect fit and optimal performance.

4. High Temperature Capability: These bearings can handle high temperatures, making them suitable for high-performance and racing applications.

5. Reduced Engine Noise: The bearings provide excellent noise reduction, resulting in a quieter engine operation.

1. Cost: KING Engine Bearings are more expensive than standard bearings, making them a higher-cost option.

2. Limited Applications: These bearings are specifically designed for high-performance and racing applications, and may not be suitable for all engines.

3. Installation: Installing these bearings may require specialized tools and expertise, which could add to the overall cost and complexity of the project.

If you're looking for superior performance and durability for your high-performance or racing engine, then KING Engine Bearings MB4521AM0.25 may be the right choice for you. However, the higher cost and potential installation challenges should be carefully considered before making a purchase. Ultimately, if the benefits outweigh the costs for your specific application, then these bearings could be a worthwhile investment.

If you're in the market for high-performance engine bearings, then it's worth considering KING Engine Bearings MB4521AM0.25. However, be sure to carefully evaluate the benefits and costs for your specific application, and consider consulting with a professional mechanic or engine builder to ensure a successful installation.

Details:

part #: mb4521am025 prices

• $54.42-$64.99

specifications engibearing:

• brand: King Engine Bearings
• manufacturer part number: MB4521AM0.25
• upc: 611500582080

returns engibearing:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

offer engibearing:

• sold: 0
• started: October 19, 2025
• quantity: 1
• availability: In Stock
• options: Ship-to-home

seller engibearing:

• city: Billings, Montana
• rating: 98.4%
• # reviews: 1346

shipping engibearing:

• service: Standard
• transit: 3-5 Days
• type: Fixed
• cost: $0.00
• class: Standard

payments engibearing:

• wallet: Paypal
• credit card: Diners-club
• other

general engibearing:

• Car Truck Parts Accessories > Engines Engine Parts > Engine Bearings
• condition: New

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