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Caterpillar 385B, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L


We supply swing bearings for CAT excavators:
Caterpillar 235D HTDR excavator, part number 7I-3830 swing bearing
Caterpillar 312BL excavator, part number 136-2884 swing bearing
Caterpillar 314C LCR excavator, part number 229-1079 swing bearing
Caterpillar 320B excavator, part number 136-2968 swing bearing
Caterpillar 320BL excavator, part number 136-2968 swing bearing
Caterpillar 320C excavator, part number 227-6081 swing bearing
Caterpillar 320L excavator, part number 7Y-1563 swing bearing
Caterpillar 322L FM excavator, part number 110-7167 swing bearing
Caterpillar 325B excavator, part number 199-4483 swing bearing
Caterpillar 325C excavator, part number 227-6087 swing bearing
Caterpillar 325CL excavator, part number 227-6087 swing bearing
Caterpillar 325L excavator, part number 7Y-0745 swing bearing
Caterpillar 325L FB excavator, part number 7Y-0745 swing bearing
Caterpillar 325L FM excavator, part number 7Y-0745 swing bearing
Caterpillar 330B excavator, part number 114-1434 swing bearing
Caterpillar 330BL excavator, part number 114-1434 swing bearing
Caterpillar 330C excavator, part number 227-6089 swing bearing
Caterpillar 330CL excavator, part number 227-6089 swing bearing
Caterpillar 330L excavator, part number 7Y-0933 swing bearing
Caterpillar 330LL excavator, part number 7Y-0933 swing bearing
Caterpillar 345BL II excavator, part number 227-6094 swing bearing
Caterpillar 345C excavator, part number 227-6052 swing bearing
Caterpillar 345CL excavator, part number 227-6052 swing bearing
Caterpillar 350L excavator, part number 7Y-1798 swing bearing
Caterpillar 365BL excavator, part number 136-2978 swing bearing
Caterpillar 385BL excavator, part number 227-6098 swing bearing
Caterpillar 385BL ME excavator, part number 227-6099 swing bearing
Caterpillar EL240 excavator, part number 099-2075 swing bearing

The slewing bearing is widely used in earth-moving machinery such as excavators, which are mainly used to dig soil, coal, silt and other loose materials.
Bolin Machinery provides replacement slewing bearings of multiple brands, including but not limited to HITACHI, KOBELCO, HYUNDAI, etc., with more than 1,000 different types of products for customers to choose from, so that customers can quickly find matching bearings according to their excavator models.
If you need to know more or consult about excavator slewing bearings, customers can contact Melon Lin through the provided email address melon@cnblin.com or WhatsApp (0086 15666159360).
By the way, Bolin Machinery emphasizes the quality and service of its products, providing professional sales team support, shipping logistics guidance and video technical services.


We supply swing bearings for CAT excavators:
Caterpillar 235D HTDR excavator, part number 7I-3830 swing bearing
Caterpillar 312BL excavator, part number 136-2884 swing bearing
Caterpillar 314C LCR excavator, part number 229-1079 swing bearing
Caterpillar 320B excavator, part number 136-2968 swing bearing
Caterpillar 320BL excavator, part number 136-2968 swing bearing
Caterpillar 320C excavator, part number 227-6081 swing bearing
Caterpillar 320L excavator, part number 7Y-1563 swing bearing
Caterpillar 322L FM excavator, part number 110-7167 swing bearing
Caterpillar 325B excavator, part number 199-4483 swing bearing
Caterpillar 325C excavator, part number 227-6087 swing bearing
Caterpillar 325CL excavator, part number 227-6087 swing bearing
Caterpillar 325L excavator, part number 7Y-0745 swing bearing
Caterpillar 325L FB excavator, part number 7Y-0745 swing bearing
Caterpillar 325L FM excavator, part number 7Y-0745 swing bearing
Caterpillar 330B excavator, part number 114-1434 swing bearing
Caterpillar 330BL excavator, part number 114-1434 swing bearing
Caterpillar 330C excavator, part number 227-6089 swing bearing
Caterpillar 330CL excavator, part number 227-6089 swing bearing
Caterpillar 330L excavator, part number 7Y-0933 swing bearing
Caterpillar 330LL excavator, part number 7Y-0933 swing bearing
Caterpillar 345BL II excavator, part number 227-6094 swing bearing
Caterpillar 345C excavator, part number 227-6052 swing bearing
Caterpillar 345CL excavator, part number 227-6052 swing bearing
Caterpillar 350L excavator, part number 7Y-1798 swing bearing
Caterpillar 365BL excavator, part number 136-2978 swing bearing
Caterpillar 385BL excavator, part number 227-6098 swing bearing
Caterpillar 385BL ME excavator, part number 227-6099 swing bearing
Caterpillar EL240 excavator, part number 099-2075 swing bearing

The slewing bearing is widely used in earth-moving machinery such as excavators, which are mainly used to dig soil, coal, silt and other loose materials.
Bolin Machinery provides replacement slewing bearings of multiple brands, including but not limited to HITACHI, KOBELCO, HYUNDAI, etc., with more than 1,000 different types of products for customers to choose from, so that customers can quickly find matching bearings according to their excavator models.
If you need to know more or consult about excavator slewing bearings, customers can contact Melon Lin through the provided email address melon@cnblin.com or WhatsApp (0086 15666159360).
By the way, Bolin Machinery emphasizes the quality and service of its products, providing professional sales team support, shipping logistics guidance and video technical services.
Introduction:At our company, we take pride in providing high-quality construction equipment parts to our customers. Recently, we shipped out a set of BOLTRAC Durable 457mm Width Paving Rubber Tracks for the CAT 1055B to one of our valued clients. In this article, we will discuss the features and ben
Bolin rubber tracks are known for their durability and reliability. They are made from high-quality materials that can withstand tough terrain and heavy loads. The tracks provide excellent traction and stability, allowing for smooth operation of the tractor. With Bolin rubber tracks, the customer ca
Bolin Machinery Heavy Rock Bucket is shipped in full container. During the production process, we strictly control the details and look forward to receiving good feedback from customers.
Overview of the Track Undercarriage AssemblyAt our company, we take pride in providing high-quality customized track undercarriage assemblies to meet the specific needs of our customers. Our latest project involved the production and shipping of a 20-ton track undercarriage assembly to one of our va
Introduction:The demand for swamp track shoes with a width of 1000mm for the D85 model has been on the rise, and we are pleased to announce that we are now able to fulfill this request for our customers. These specialized track shoes are designed to provide optimal performance in swampy and challeng
Introduction:AGCO is a well-known brand in the agricultural machinery industry, and their MT755 model is a popular choice among farmers. One crucial component of this model is the track system, which plays a significant role in the machine's performance. In this article, we will discuss the tracks d
Related Part No. as follows:
Introduction:The Bolin Triangle Half Track is a revolutionary addition to the world of combine harvesters. This innovative technology is designed to improve traction, reduce soil compaction, and enhance overall performance in the field. In this article, we will explore the key features and benefits
Introduction:The Bolin Triangle Half Track is a revolutionary addition to the world of combine harvesters. This innovative technology is designed to improve traction, reduce soil compaction, and enhance overall performance in the field. In this article, we will explore the key features and benefits
Related Part No. as follows:
Bolin machinery is a professional supplier of rubber track for heavy duty Agricultural machine.We have been supplying products to customers from North America and Europe for many years.And we have received high recognition from them.We are loading one container of rubber track shipping to Canada tod
Bolin machinery is a professional supplier of rubber track for heavy duty Agricultural machine.We have been supplying products to customers from North America and Europe for many years.And we have received high recognition from them.We are loading one container of rubber track shipping to Canada tod
Bolin machinery is a professional supplier of rubber track for heavy duty Agricultural machine.We have been supplying products to customers from North America and Europe for many years.And we have received high recognition from them.We are loading one container of rubber track shipping to Canada tod
Steel track undercarriage assembly: A robust solution for heavy-duty applicationsWhen it comes to heavy-duty machinery, having a reliable undercarriage assembly is crucial for ensuring optimal performance and longevity. For equipment with a 40T loading capacity, a steel track undercarriage is the go
Rubber tracks have become an essential component in the agricultural industry, providing farmers with the ability to efficiently navigate their fields and increase productivity. One company that has been leading the way in providing high-quality rubber tracks for agricultural machinery is CASE IH. W
We are the professional supplier for aftermarket spare parts for Hitachi,Komatsu,CAT,Doosan and so on.
The track chain assembly is a crucial component of the Hyundai R450 excavator,Bolin Machinery provides high quality production and professional delivery services.
Rubber tracks for skid steers and compact track loaders typically last 1,200–3,000 hours, depending on terrain, load, and maintenance. Light-duty tasks reach the higher end, while heavy construction shortens lifespan. Key factors affecting durability include operator habits, track tension, undercarriage condition, and rubber quality. Rough or abrasive surfaces, sharp objects, and improper storage accelerate wear. Regular maintenance—cleaning debris, lubricating rollers, inspecting for cracks, and rotating tracks—can significantly extend life. Choosing the right tread type for specific terrain and using premium tracks also improves performance. Timely replacement prevents undercarriage damage, reduces downtime, and saves long-term costs.
This guide explains how to accurately measure rubber tracks to ensure the right fit, prevent wear, and extend machine life. It covers key measurements such as track width, pitch, and link count, along with guide system and roller type identification. Step-by-step methods help you calculate inner circumference and confirm compatibility with manufacturer specifications. The article also highlights signs of track wear, tools for precise measurement, and common mistakes to avoid. By following these steps and documenting measurements carefully, operators can save costs, reduce downtime, and maintain optimal machine performance.
Maintaining proper rubber track tension on excavators is essential for safety, efficiency, and equipment longevity. Correct tension prevents track slippage, reduces wear on rollers, idlers, and sprockets, and improves fuel efficiency. Tracks that are too loose or too tight can cause uneven wear, vibrations, and drivetrain strain. To measure tension, inspect the track sag at the third roller and remove debris for accurate readings. Adjustments are made via the grease fitting, adding or releasing grease gradually. Regular inspections, seasonal adjustments, and choosing high-quality, machine-compatible tracks ensure optimal performance and reduce costly repairs.