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RITO Swing Gearbox 152-7375 M312 M313C Swing Reduction Gear 1527375 Slewing Gearbox M315C Excavator Swing Drive Gearbox

Operating a rubber-tired wheel excavator with an excessive swing backlash is a major safety hazard that slows down municipal work. When the internal planetary gear teeth of your M313C slewing gearbox wear down, precision rotation control disappears entirely. This severe mechanical tolerance loss causes the upper structure to drift dangerously when traveling on public roads or digging near active utility lines, risking fatal property damage and site violations.

  • Item NO.:

    152-7375
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

Lock in pinpoint positioning accuracy and smooth rotational torque multiplication with our heavy-duty 152-7375 Swing Gearbox. Forged specifically to meet the high-mobility demands of wheeled earthmovers, this premium swing reduction gear provides a perfect direct mechanical replacement for M312 and M315C mobile excavation units.

152-7375 Swing Gearbox

 
Product Specifications

Part Number  152-7375
Part Name Swing Reduction Gear / Slewing Gearbox / Excavator Swing Drive Gearbox
Compatible Brand CAT
Applicable Models CAT M312, M313C, M315C Wheeled Excavators
Application Excavator hydraulic system
Material High-Density Nodular Iron Casing and Hardened Steel Gears
Product Color Technical Black
Working Temperature -20 to 110 degrees Celsius
Key Function Rotation Speed Reduction, Torque Multiplication, and Structural Brake Holding
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Precision-Cut Planetary Gearing

Precision-machined internal gear teeth reduce backlash, restoring smooth, wobble-free upper structure control for utility work.

Leak-Free

Induction-Hardened Pinion Gear

The heavy-duty output pinion shaft undergoes intensive surface hardening to handle the repetitive braking forces of wheel excavator work.

Direct Fitment

Direct Wheeled Fleet Match

Bolt hole patterns, pilot diameters, and pinion gear modules match factory Caterpillar parameters exactly for an easy installation.

Rigorous Testing

Global Supply Tiering

We offer Original, OEM, and high-performance Aftermarket options to provide flexible procurement strategies for diverse regional markets.

 

Excavator Hydraulic Part

FAQ


Q: What distinct operational symptoms mean an M315C swing reduction gearbox requires a complete overhaul?
A: Clear indicators include an audible grinding noise under the cabin floor whenever the machine rotates, metallic flakes found on the dipstick during routine inspections, or the upper frame bouncing slightly back and forth after completing a rotation stop.
 
Q: What are the strict lubrication mandates for commissioning this 152-7375 gearbox?
A: You must fill the reduction chamber with specified extreme-pressure gear oil before running the machine. Check that the level matches the oil level plug on a level surface, and complete the initial break-in oil change after fifty hours of work.
 
Q: How do warehouse purchasing teams confirm this swing gearbox fits their specific wheeled machinery?
A: Verify that your parts registry lists number 152-7375. Since output pinion gear teeth counts can vary based on custom slewing ring upgrades, counting the teeth on your worn pinion before ordering ensures a direct, hassle-free drop-in setup.
 
Q: How does this compact final drive handle constant tracking through deep mud and wet concrete?
A: It is built with high-grade mechanical floating seals that form a tight barrier against wet debris. This keeps abrasive particles from entering the internal gear sets, protecting the planetary gears during wet landscaping or drainage operations.
 
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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