All excavator slewing bearings models
more inventory and delivery fast

Contact Us
Excavator bearing

Various Models

LDB excavator slewing bearings has various models, accumulated production of nearly 400 kinds of slewing bearings, there is always a suitable for you.

More Inventory

Many years of production experience, so that we have more excavator slewing bearings models,With more than 500 sets of inventory.

Delivery Fast

In order to ensure the fastest delivery,we have a large stock for some hot sale types,our customized producing time is 7-15 days.

Long Service Life

The products are made of high quality raw materials, and the quality is strictly in accordance with ISO9001 production standards,The warranty period is 12 months.

Slewing bearing application
Slewing Bearings for Excavator

Slewing Bearings for Excavator

LDB has 23 years of production experience, a professional technical team, and advanced production equipment. Excavator Slew Bearing, During the after-market parts of the excavator, the slewing bearing is one important part of excavators, LDB supplies high-performance excavator slewing bearings with the same quality as the original. LDB excavator swing bearings have been sold to East Asia, South Asia, the Middle East, South America, and Europe. Except for the normal excavator slewing model which can produced by most companies,

Slewing Bearing for Truck with Crane

Slewing Bearing for Truck with Crane

slewing bearing applied to truck with crane, most of them are four point contact ball slewing bearing with external gear. The slewing bearing with the feature of high loading capacity, flexible rotation, long service life.

Slewing Bearing for Wheel Crane

Slewing Bearing for Wheel Crane

Slewing bearing for wheel crane always with external gear, has the characteristic of compact structure, good rigidity, smooth operation and bear large axial force, radial force and tilting moment.

Slewing Bearing for Forestry Machinery

Slewing Bearing for Forestry Machinery

Forestry machinery slewing bearing generally adopts four-point contact ball slewing bearing with internal gear.It has the characteristics of compact structure, good rigidity and smooth operation. It can bear axial force, radial force and tipping moment at the same time. The gear surface of slewing support is hardened, and the hardness is 50±5HRC. In order to improve the overall sealing performance of the bearing, the inner ring of the slewing bearing is specially designed to install the sealing ring.

Slewing Drive for Aerial Work Platform

Slewing Drive for Aerial Work Platform

Aerial work platform usually use closed or open type slewing drive, according to the arm length, vehicle load and overturning moment and other different working conditions, choose slewing drive. The closed slewing drive has good sealing performance, protection class IP65, dustproof and rain proof, which increases the service life of the slewing drive.

We sell to 73 countries and regions around the world

Our products can be used in a variety of application areas and excavator brands, click the video to learn more

More video >


Why choose LDB Slewing Bearings

Company Profile

Luoyang Longda Bearing Co., Ltd. was founded in 1999, is located in China bearing production base - Luoyang, Henan province, registered trademark LDB, is a specialized in slewing bearing design, research and development, manufacturing, sales as one of the enterprises.  The company has nearly 30 sets of production and technical inspection equipment, processing range from 150mm to 4000mm in diameter, with a group of experienced slewing bearing designers and technicians.  In 2019, the company passed the ISO9001:2015 quality management system certification of German TUV Certification Company. The company implements strict process control and quality control throughout the whole production process from raw materials to finished products.

Slewing Bearings


Years of experience


Exporting countries


Product model

We specialized in producing excavator slewing bearings for more than 20 years,and almost 500 types of slewing bearings are accumulated recently.

Company News
Bearing Knowledge
Copyright © All Rights Reserved LDBSitexml