PAI 172040HP Lower Engine Crankshaft Bearing Thrust 3945528

( Brand: Pai ), ( Part Type: Bearing Engine Crankshaft ), ( Manufacturer Part Number: 172040HP ), ( Ipn: 3945528 )

Review PAI Engine Crankshaft Main Bearing Thrust Lower fits CUMMINS

Introducing the PAI 172040 HP Engine Crankshaft Bearing Thrust Lower for Cummins, a high-performance component designed to ensure the optimal functioning of your engine. This crankshaft bearing is specifically engineered for Cummins engines, and is suitable for use in heavy-duty applications where reliability and durability are essential.

The PAI 172040 HP Engine Crankshaft Bearing Thrust Lower is manufactured using advanced materials and manufacturing techniques. It is made from premium grade steel, which is known for its exceptional strength and resistance to wear, ensuring that it can withstand the rigors of continuous use in demanding environments. The bearing surface is precision machined to ensure a perfect fit and smooth operation, reducing friction and minimizing the risk of engine damage.

This crankshaft bearing features a thrust design, which effectively distributes the loads generated during engine operation. The thrust design also helps to prevent the bearing from moving laterally, ensuring that the crankshaft remains properly aligned and reducing the risk of engine damage. The lower bearing is designed to fit securely in place, with a robust retaining system that provides excellent support and prevents any unwanted movement.

The PAI 172040 HP Engine Crankshaft Bearing Thrust Lower is easy to install, with clear installation instructions provided. It is supplied complete with all necessary hardware, including bolts and seals, making it a convenient and cost-effective solution for engine maintenance or repair.

In summary, the PAI 172040 HP Engine Crankshaft Bearing Thrust Lower for Cummins is a high-quality component designed to deliver superior performance and reliability in heavy-duty applications. Its advanced design and manufacturing techniques ensure that it can withstand the demands of continuous use, while its ease of installation and cost-effectiveness make it a popular choice among engine builders and maintenance professionals. With this crankshaft bearing in place, you can confidently operate your Cummins engine with peace of mind, knowing that it is protected by a robust and reliable component.

Buying a new crankshaft bearing thrust lower for a Cummins engine, specifically the PAI 172040 model, can be a crucial decision for engine maintenance and performance. Here are some pros and cons to consider before making a purchase.

1. Improved Engine Performance: A new crankshaft bearing thrust lower can lead to improved engine performance by reducing friction and wear. This can result in better fuel efficiency and increased power output.

2. Longer Engine Life: By replacing the worn-out bearing with a new one, you can help ensure the longevity of your engine. This can save you money in the long run by avoiding costly engine repairs or replacements.

3. Peace of Mind: Knowing that you have a new and reliable crankshaft bearing thrust lower can give you peace of mind and confidence in your engine's reliability and durability.

1. Cost: The cost of a new crankshaft bearing thrust lower can be a significant investment, especially for commercial or industrial applications where multiple engines may be in use.

2. Labor Costs: The cost of labor to install the new bearing can also add to the overall expense of the repair or replacement.

3. Potential Downtime: Depending on the location and complexity of the installation, there may be some downtime involved in replacing the crankshaft bearing thrust lower.

In conclusion, the decision to buy a new crankshaft bearing thrust lower for a Cummins engine depends on various factors such as the age and condition of the engine, the cost of labor and parts, and the desired level of engine performance and reliability. While the initial investment can be significant, the potential benefits of improved engine performance, longer engine life, and peace of mind may outweigh the costs for some applications.

If you are experiencing issues with your engine's performance or have concerns about the condition of the crankshaft bearing thrust lower, it is recommended to consult with a certified Cummins technician or engine specialist to assess the situation and determine if a new bearing is necessary. They can provide you with an accurate diagnosis and cost estimate to help you make an informed decision.

Details:

Manufactured following strict OE standards to work like the original component. Pai 172040HP Engine Crankshaft Main Bearing Thrust Lower; for Cummins: Part Number: Manufacturer. Made of high-quality components for durability, reliability, and performance. Designed specifically for trucks, trailers, and buses.

Engineered using the latest technology to ensure product lasts longer in service. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle.

part #: 172040hp prices

• $35.00-$43.93

specifications engibearing:

• for models: Cummins
• brand: Pai
• part type: Bearing Engine Crankshaft
• manufacturer part number: 172040HP
• interchange part number: 3945528

seller engibearing:

• rating: 98.8%
• # reviews: 58456
• city: Los Angeles, California

general engibearing:

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

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offer engibearing:

• best offers: True
• availability: In Stock
• started: November 14, 2025
• options: Ship-to-home
• quantity: 5
• sold: 0

shipping engibearing:

• type: Fixed
• transit: 3-6 Days
• class: Standard
• service: Standard
• cost: $0.00

returns engibearing:

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

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