Komatsu Bearing 421-22-11871 Loader spare parts

Komatsu Loader Bearing 421-22-11871

• Made of high-quality GCr15 bearing steel, excellent wear resistance and fatigue resistance.
• Tapered roller structure, capable of bearing both radial and axial heavy loads.
• Three precision grades P0/P6/P5 optional to meet different market demands.
• Perfect replacement OEM part No.421-22-11871 for Komatsu wheel loaders.
• Stable performance under heavy impact and harsh construction working conditions.

Our advantae:

• Product core advantage: Made of full GCr15 bearing steel, high hardness, strong wear & impact resistance, perfectly fit heavy-load working conditions of Komatsu loaders.
• Optimized tapered roller structure, bears radial and axial loads simultaneously, stable running with low heat generation, effectively reduce loader maintenance frequency.
• Three precision grades P0/P6/P5 optional, cover aftermarket repair, wholesale distribution and high-end replacement demands, match different client budget requirements.
• Exact OEM part No.421-22-11871, direct replacement for WA420-3, WA470-3, WA400-1, WA450-3A, no modification needed during installation.

Production Process:

Product Photos

Chinese bearing manufacturer, Gcr15 material, P0/P6/P5 precision grades optional

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Factory processing and inventory

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Bearing inspection

We place great emphasis on quality control and have established a comprehensive quality inspection system. From raw material warehousing to delivery, every purchase and every bearing undergoes rigorous inspection and testing to ensure that we provide our customers with stable, reliable, and standard-compliant products.

Participating in the 2024 Shanghai bauma Exhibition

At ZHZB, we operate with a comprehensive quality control system at its core. From raw material inspection upon arrival to final product delivery,
every sensor undergoes 100% inspection and accuracy verification, strictly adhering to ISO 9001 and other international standards.
This ensures that we provide reliable bearing components for high-end equipment in industries such as mining, road construction, and wind power.

Delivery：

1.We will send express delivery for less than 45 kg, which is more convenient door-to-door

2.45-200 kg we will choose air transportation, the safest, fastest, and the most expensive

3.For more than 200 kg, we will send it by sea to reduce transportation costs

Why choose us? 

✬1.Trusted Product

✬2.Advanced Technology

✬3.Reliable Service  

✬4.Competitive price

FAQ

Q1: I want to buy your products, how can I pay?

A: You can contact me through Whatsapp to send bank account to you.

Q2: If we don't find what we want on your website, what should we do?

A: You can email or Whatsapp us the descriptions and pictures of the products you need, we will check whether we have them. We develop new items every month. and some of them have not been uploaded to website in time. Or you can send us sample by express, we will develop this item for bulk purchasing.

Q3: Can we buy 1 pc of each item for quality testing?

A: Yes, we are glad to send 1 pc for quality testing if we have the item you need in stock

Q4: How do you pack the bearings to prevent rust and damage?

A: We use industrial packaging which includes anti-rust paper, plastic bags, and strong carton boxes or wooden cases for heavy items to ensure safety during transportation.

Q5: Do you offer discounts for bulk orders?

A: Yes, we offer tiered pricing. The more you order, the better price you will get. Please contact us with your required quantity for a specific quote.

Warranty

1. Warranty period:A 3-month warranty period is provided for the product from the date of arrival. After the customer arrives, the items should be checked against the order list. Contact us and provide any possible data on the item in question.

2. You need to pay the replacement costs in the following situations:

* Wrong orders from customers.

* Any force majeure causes damage.

* Wrong installation.

* Overtime and overload work on parts.

* Lost due to any circumstances.

* Human factors are destroyed.

* Rust and corrosion during storage and operation.

* The warranty has expired.

3. Other

This kind of product is easy to rust, please pack it and store it properly.