• Slew Bearing Manufacturer Since 1999

    LDB Bearing offers high-quality, custom-tailored slew bearings, slewing drives and gears for your project.

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  • Slew Drive for 3D Printing

    Good Quality Slew Drive, Dual Axis Slew Drive for solar tracker and manlift.

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  • Slew Drive for Manlift

    Good Quality Slew Drive, Dual Axis Slew Drive for solar tracker and manlift.

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  • Slewing Drive for Radar

    Good Quality Slew Drive, Dual Axis Slew Drive for solar tracker and manlift.

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  • Slew Drive for Palletizer

    Professional and high quality slew drive customized for palletizing robots.

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FEATURED PRODUCTS

Check out featured slewing bearings, slew drives, and spur gear drives in various designs for heavy machinery, such as cranes, excavators,  earthmovers, solar trackers,machining and automation industries.

Four Point Contact Ball Slewing Bearing

Four-point contact ball slewing bearing is mainly composed of inner ring, outer ring, single-row steel balls, cage (or spacer), sealing device and other parts.

LDB SE Series Slew Drive

The SE series slewing drive is a type of worm gear driven slewing drive that features a compact design, high torque capacity, and precise rotation control.

SG-I Spur Gear Slewing Drive

SG-I series Spur Gear Slewing Drive is composed of a rotary bearing, gear, bearing seat, adapter flange, support bearing, seals, and other components.

Cross Roller Slew Bearing

Cross-roller slew rings are roller slew bearings with high rotational accuracy that are capable of receiving a load in any direction.

WE series Slewing Drive

WE series Slewing Drive is composed of a slewing bearing, worm, bearing housing, adapter flange, support bearing, sealings, and others.

SG-M Spur Gear Slew Drive

A SG-M spur gear slewing drive is a type of mechanical component that provides high load-carrying capacity and precise movement for various applications.

LDB PRODUCTS

LDB Bearing manufactures standard and customized slewing bearings, slew drives, and spur gear drives in various designs for heavy machinery, such as cranes, excavators,  earthmovers, solar trackers,machining and automation industries.

Slewing Bearings

Slewing bearings are designed for large load-bearing capability and can manage a full range of heavy-duty mechanical equipment.

Slew Drives

Slew drives are an update to worm drive mechanisms and are made for applications that need rotational torque and load holding in the same gearbox.

Spur Gear Slew Drive

Spur gear slew drive is also called gear slewing reducer which is generally composed of pinion gears, turntable bearings, shells, motors, or motors.


TRUST THE CHOICE OF GLOBAL 500, TRUST THE PRODUCTS FROM LDB

 
 

Slew Bearing and Slew Drive Manufacturer

Luoyang Longda Bearing Co., Ltd.（LDB-Bearing）was established in 1999 and is located in China’s bearing production base – Luoyang, Henan. The registered trademark is LDB®. LDB Bearing has a product range from 150mm to 4000mm in diameter slew bearing and gear rings, covering the production and manufacturing of various standard and non-standard specifications of slew bearings.

LDB Slew bearing and slew drive products have earned ISO9001:2015 certificate and German TUV certification in the year 2019. The entire production process from the entry of raw materials to the delivery of finished products implements strict process control and quality control. LDB slew bearings and slew drives have been exported to 73 countries and regions around the world, including Asian countries, America, Oceania and other regions.

Slewing Bearing and Gear Drive Solutions

LDB has design and manufacturing expertise in slew bearing and slew drive across a diverse range of markets and industries.


Excavator Slew Bearing

LDB provides excavator slew bearing replacements for excavators including Cat, Komatsu, Hyundai, Kubota, Hitachi, Kobelco, Volvo, Liebherr, JCB, John Deere and more.

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Solar Slew Drive

LDB provides slew drive for solar tracker and soler energy generating systems for large solar energy farm, greatly save cost and increase solar energy efficiency.

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Захват древесины

Forest Machinery Slew Bearing

LDB DB provides bogie slewing bearings, the bogie bearings produced are made of 42CrMo, which has good mechanical properties and makes the bogie bearings more durable.

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Manlift Slew Drive

LDB provides slew drive for manlift and aerial work platfrom. A man lift slew drive contains bearing, rotation and motion control in a compact system.

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CTSCan Slew Bearing

LDB provides slew drive solutions for medical care machinery such as CT scan, patient treatment equipment, hospital beds and other important devices.

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Slew Drive for Automation

LDB provides slew drives for automation industries and stock a range of durable slew rings with the horsepower and torque necessary for robotic arms and other robotic applications.

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NEWS

Company News

Bearing Knowledge

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Luoyang Longda Bearing Co., Ltd. Makes a Grand Appearance at 2025 Bangalore International Construction Machinery Technology Expo​

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Showcase Core Products and Deepen Global Cooperation​Dear Customers and Partners,​Luoyang Longda Bearing Co., Ltd. sincerely invites you to visit our booth at the 2025 Bangalore International Construction Machinery Technology Expo, where we will discuss cutting-edge technologies and innovative solutions for core components of construction machinery. The expo will grandly open on December 9, 2025, in […]

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Twenty Years of Dedication, Smartly Driving Global Infrastructure——Luoyang LDB Bearing Shines at bauma Germany

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bauma Germany, the world’s top construction machinery event, kicked off in Munich. Luoyang LDB Bearing Co., Ltd. (LDB Bearing) made a grand appearance with its full range of core products and innovative solutions. On the 614,000-square-meter global stage, the company showcased the technical strength and global layout of Chinese bearing enterprises to exhibitors and professional […]

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Luoyang LDB Bearing Secures Multiple Cooperation Intentions at CTT Exhibition

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Russia CTT International Construction Machinery Exhibition was grandly held in Moscow. Covering 210,000 square meters, featuring 1,600 exhibitors from 16 countries, and welcoming over 130,000 professional visitors, it has become a core hub of the Eurasian industrial chain. As a benchmark enterprise in China’s bearing industry, Luoyang Longda Bearing (LDB) made its debut with 26 […]

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