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Precise matching: the preferred solution of automobile bearing outer diameter 71mm inner diameter 38mm height 39mm
Posted on 2025-06-22

In the process of car repair and parts replacement, choosing the right bearing is often a crucial step. Especially for those who have clear requirements for outer diameter, inner diameter and height, each parameter needs to be strictly matched to ensure the normal operation of the equipment and extend the service life.

Why is it important to choose a precise size automotive bearing

As one of the key components, automobile bearings play an important role in bearing and supporting the rotating shaft during the operation of the vehicle. Improper selection may lead to increased noise, increased wear and tear and even problems such as failure. Therefore, when encountering specific specifications such as an outer diameter of 71mm, an inner diameter of 38mm and a height of 39mm, it is particularly necessary to find a fully compatible product.

professional bearing product picture display

In-depth analysis of the unique performance and advantages of 71mm × 38mm × 39mm bearings

This well-designed bearing is made of high-quality steel and is precisely machined to ensure high precision and smooth rotation. In addition to its strong load-bearing capacity and fatigue resistance, it also has excellent corrosion resistance to adapt to long-term use in complex working environments.

More importantly, this model is specially optimized for small mechanical equipment, so that it can achieve efficient operation without losing stability in a limited space. This highly targeted design makes it an indispensable choice in many industrial fields.

Detailed Structural Illustration

Scenario analysis: Which vehicles and equipment are most suitable for this bearing

Due to its compact size and excellent mechanical performance indicators, this type of bearing is widely used in car engine system accessory drive devices, such as generator pulley support points or air conditioning compressor connection points are very suitable. In addition, it can also be used in the internal transmission mechanism of various household appliances to reduce vibration and noise while significantly improving the overall efficiency level.

Installation guide: How to properly replace or maintain such bearings

In order to achieve the best use effect, please follow the steps below:

first prepare the required tools, including puller and press-in, and then carefully disassemble the old parts; then check whether there is damage on the relevant mating surface, apply appropriate amount of lubricating oil to prepare the new components. during the assembly process, the force must be applied evenly to avoid deflection damage. finally, it can be put into use after the installation is completed and the test rotation is correct.

Customer Success Stories: Real Usage Feedback and Problem Solving Cases

Mr. Zhang is an experienced auto repair technician. He encountered a problem of abnormal noise caused by aging bearings of a certain brand of engine during an emergency task. Through careful measurement, it was found that a replacement for the standard model with an outer diameter of 71mm, an inner diameter of 38mm and a height of 39mm was needed. So he chose this high-performance bearing we recommend and successfully completed the repair work.

"The whole replacement process is very smooth. After the new bearing is installed, there is no noise problem before, and the machine runs more smoothly and quietly. This experience made me deeply realize the value of choosing reliable products. "mr. zhang commented so.

practical application example photo

In short, whether it is for daily maintenance or emergency considerations, it is always wise to have a set of accurately matched and high-quality bearings. I hope the content of this article can help you better understand and use these important components.

automobile bearing outer diameter 71 inner diameter 38 height 39
automobile bearing outer diameter 71 inner diameter 38 height 39
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