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RITO Swing Reduction Sun Gear No.1 130425-00009 1st Sun Gear Excavator Swing Drive Gearbox for Construction Machinery

Encountering swing gearbox jitter, gear tooth stripping and costly downtime that haunt wholesalers, agency dealers and mine project owners? Our 130425-00009 No.1 sun gear is tailored for excavator swing reduction assemblies. Adopting high-grade carburized steel craft, it solves typical B‑side pain points such as low meshing accuracy and premature aging, fully suited for high-frequency earthwork and open-pit mining heavy-duty scenarios.

  • Item NO.:

    130425-00009
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

Dealing with poorly fitted aftermarket gears that trigger transmission failure and repeated maintenance? This 130425-00009 1st sun gear features ultra-precision tooth profile finishing and outstanding load-bearing capacity. As the core power transmission part of swing reducer, it supports stable bulk stocking for distributors and delivers consistent operational reliability for long-term construction machinery fleets.

130425-00009 Gear Sun No. 1

 
Product Specifications

Part Number  130425-00009
Part Name Gear Sun
Compatible Brand Doosan
Applicable Models Excavator
Application Excavator
Material High strength carburized alloy steel
Product Color Industrial alloy metallic gray
Working Temperature -26℃ to 83℃
Key Function Transmit torque as first-stage driving gear, drive internal gear set operation of swing reduction gearbox
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Precision Tooth Profile Engaging

Accurate gear hobbing ensures tight meshing, cuts swing jitter and avoids abnormal running noise.

Leak-Free

High Load Bearing Toughness

Premium alloy material resists heavy torque impact, effectively preventing tooth breakage under overload conditions.

Direct Fitment

Carburized Wear Resistance

Surface carburizing hardening boosts abrasion resistance, greatly extending service life in dusty worksites.

Rigorous Testing

Direct OEM Replacement

Standard overall dimension fits swing reduction gearbox perfectly, no trimming needed for quick on-site replacement.

 

 

Excavator Hydraulic Part

FAQ


Q: What causes slow slewing and rattling inside the swing gearbox?
A: Worn or chipped sun gear leads to poor meshing; replace with standard 130425-00009 1st sun gear to fix the issue.
 
QWhat should be noted during sun gear installation?
A: Clean gearbox inner cavity thoroughly, apply even lubrication, keep coaxial alignment to avoid abnormal wear.
 
QHow to confirm this sun gear matches your gearbox?
A: Check part number 130425-00009, it is dedicated first stage sun gear for excavator swing reduction assembly.
 
Q: Does it keep stable performance in high dust and alternate cold-hot worksites?
A: It adapts to -26℃ to 83℃ working range, with strong anti-fatigue performance for all-weather engineering operation.
 
Q: What quality options are available?

A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.

 

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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