Cylindrical Roller Bearing 7Y4270 For Caterpillar Excavator Swing Motor Spare Parts

Caterpillar Excavator Bearing 7Y4270

• Made of bearing steel, impact‑resistant and wear‑resistant for heavy‑load swing motor working condition

• Multiple precision grades optional: P0 / P6 / P5, meet different assembly requirements
• Direct OEM replacement, part number 7Y4270, fits CAT E325B, E330B, E350, E375 excavators
• Cylindrical roller structure, strong radial load capacity, stable rotation performance
• ZHZB construction machinery bearing, strict quality inspection, ideal for equipment maintenance

• Sufficient stock for hot‑selling machinery bearings, shorten lead time and respond quickly to overseas orders.

• Professional foreign trade team, provide part‑number checking and model matching service. Custom packaging is available for independent website, exhibition and bulk export orders.
• Reliable after‑sales support. Verify part numbers and machine applications before shipment to avoid wrong items. Stable supply for machinery repair shops and spare‑parts distributors.

Production Process:

YOUTUBE

Product Photos

Bearing steel material, heavy‑duty & wear‑resistant

ZHZB strict inspection before delivery, reliable quality

ZHZB Quick technical support

Reluted Produts

Factory processing and inventory

Professional charging station logistics | Full range of specifications, rapid response

We support export and accept customization. Global customers are welcome!

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: Durable bearing steel material
2. Advanced Technology: High precision manufacturing
3. Reliable Service: Timely communication & after-sale guarantee
4. Competitive Price: Factory wholesale cost
5. Adequate Stock: Fast shipment for hot models
6. Strict QC: Consistent OEM dimensional accuracy

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

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.