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RITO LG922E Swing Gearbox Excavator Spare Parts Swing Gearbox Assembly

A LG922E Swing Gearbox that has covered high hours will usually show it through noise on swing, oil weeping past the seals and a drop in swing torque and swing speed. Replacing the whole assembly is faster and more predictable than replacing gears one by one. RITO supplies the complete LG922E Swing Gearbox for standard excavators, tested for backlash and preload before packing.

  • Item NO.:

    LG922E
  • Order(MOQ):

    1pcs
  • Payment:

    T/T, WESTERN UNION, CHINESE BANK,PAYPAL
  • Product Origin:

    JAPAN
  • Shipping Port:

    Huangpu,Guangzhou
  • Lead Time:

    In Stock
  • Product Details

RITO supplies the LG922E Swing Gearbox as a factory-assembled reduction unit for the swing drive of standard excavators. Because the ring gear, planets and bearings are matched as a set, the assembly avoids the noise and heat that follow a partial rebuild, and the pre-set bearing preload removes the need for field shimming. Mounting holes, output spline and overall envelope follow the original dimensions so existing guards and hoses still fit.


LG922E Swing Gearbox

Product Specifications

Part NumberLG922E
Part NameSwing Gearbox
Compatible BrandLiugong
Applicable ModelsLG922E
ApplicationExcavator swing gearbox in the upper structure swing circuit
MaterialCast iron housing with hardened alloy steel gear set
Product ColorIndustrial grey / OEM color
Working Temperature-25°C~+80°C
Key FunctionTurns motor torque into controlled swing rotation
Condition100% New
PackagingWooden Case Reinforced Carton Neutral Packing Customized Box

Key Features & Advantages

Tested Before Packing

Each unit is checked for backlash, turning torque and seal integrity, then packed in a reinforced case to survive international freight.

Complete Assembly

Ring gear, planets, carriers, bearings, seals and output shaft arrive as one unit, so nothing is reused from a worn original.

Matched Gear Set

Ring gear and planet gears are lapped as a matched set, so tooth contact is full width from the first hour and the unit stays quiet under load.

Factory Preload

Bearings are shimmed and preloaded on the assembly line, which removes the end float that causes noise and premature wear in field rebuilds.

FAQ

Q: What usually causes these reduction units to fail?
A: Contaminated oil and lost bearing preload. Once dust enters through a worn seal, the bearings loosen, the gear mesh misaligns and the unit starts to whine and overheat within a few hundred hours.

 

Q: Do I need to adjust backlash after fitting?
A: No. Backlash and bearing preload are set at assembly. Fit the unit, fill with the specified oil grade, and check for leaks after the first few hours of operation.

 

Q: Is this a complete assembly or just the gear set?
A: It is supplied as a complete reduction assembly - housing, ring gear, planet gears, carriers, bearings, seals and output shaft - so nothing has to be transferred from the old unit.

 

Q: How do I confirm this LG922E unit fits my machine?
A: Compare the mounting bolt pattern, the output spline and the overall height against the unit on your machine, and check the model plate. If the numbers differ, send us a photo of the plate and we will confirm the correct variant.

 

Q: Which oil should I use after installation?
A: Use the grade listed in the machine service manual for the final drive or swing reduction. Overfilling causes heat; underfilling causes immediate bearing damage, so fill to the level plug.

 

Q: Can this unit be used as an upgrade on an older machine?
A: Where the mounting pattern and spline match, the later specification can be fitted to earlier machines. Confirm the interface dimensions with us before ordering.

 

Q: Why Choose RITO?
A: Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies

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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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