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SPARKLING CAT D9R Main Control Valve – Precision Hydraulic Valve

The CA1878636 Main Control Valve Assembly (also referenced as 187-8636 or 1878636) is an essential hydraulic component designed specifically for the Caterpillar D9R track-type tractor. This unit is responsible for the precise distribution and regulation of hydraulic flow, enabling smooth and accurate control of blade, ripper, and other operational functions.

Key Features:

  • Direct-fit replacement for CAT D9R – no modification required

  • OEM-standard internal machining ensures optimal hydraulic flow and durability

  • High-pressure resistance for demanding dozer applications

  • Fully tested before delivery, ensuring performance and zero leakage

Whether you're maintaining a mining fleet or servicing a heavy-duty bulldozer, this main control valve assy ensures efficient operation and extended equipment lifespan.

Machine Model
D9R
Part Number
CA1878636 187-8636 1878636
Quality
Original
Condition
New
Package Size
0.57*0.6*0.43m
Gross Weight
112 Kg
MOQ
1 Pcs
INQUIRY
Product Information

SPARKLING CAT D9R Main Control Valve – Precision and Reliability You Can Trust


At SPARKLING MACHINERY, founded in 2013, we specialize in delivering high-quality excavator parts built for stability and enduring performance. Our CAT D9R main control valve is engineered with precision to meet the rigorous demands of heavy-duty equipment, ensuring smooth and reliable hydraulic control for your Caterpillar D9R bulldozer.


Designed to seamlessly integrate with your machine, the SPARKLING CAT D9R main control valve offers exceptional durability and superior hydraulic response, enabling efficient operation even in the toughest environments. Manufactured under strict quality control standards, this valve provides consistent flow management and pressure regulation, minimizing downtime and maintenance costs.


Our commitment goes beyond product quality. SPARKLING MACHINERY offers tailored solutions and expert technical support to help you optimize your machinery’s performance. We understand your need for parts that not only match original equipment standards but also provide added value through longevity and cost-efficiency.


Backed by a global sales network, SPARKLING MACHINERY ensures you receive reliable, competitively priced CAT D9R main control valves with exceptional after-sales service. Choose SPARKLING for innovative, dependable hydraulic components designed to keep your fleet running smoothly.

Picture Show

  • D9R TRACK-TYPE TRACTOR CA1878636 187-8636 1878636 VALVE GP-MAIN CONTROL VALVE ASSY
  • D9R TRACK-TYPE TRACTOR CA1878636 187-8636 1878636 VALVE GP-MAIN CONTROL VALVE ASSY
  • D9R TRACK-TYPE TRACTOR CA1878636 187-8636 1878636 VALVE GP-MAIN CONTROL VALVE ASSY

Question you may concern

Are your products covered by a warranty?
  • Yes, all of our excavator parts come with a warranty to ensure quality and reliability. The warranty period may vary depending on the type of part. Please contact us for detailed warranty terms for specific products.

  •  

Do you offer customized parts?
  • Yes, we offer tailored solutions to meet specific customer requirements. Whether you need custom dimensions or specialized features, we can design and produce parts that perfectly match your excavator’s needs.

  •  

Can I get technical support for installing your parts?

Absolutely. We provide technical support and guidance for the installation and maintenance of our parts. Our team is available to assist you with any questions or concerns to ensure proper installation and optimal performance.

What is the lead time for receiving excavator parts?

Our typical lead time depends on the complexity and quantity of the order. For standard parts, delivery usually takes between 7 to 14 days. For custom orders, the lead time may vary, but we always strive to ensure timely delivery.

If you have any other questions, please write email to us or call us , we will reply you as soon as possible.

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Guangzhou Shuori Machinery Equipment Co., Ltd
No514-515, Hulin Road, Tianhe District, Guangzhou, China.
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D9R TRACK-TYPE TRACTOR CA1878636 187-8636 1878636 VALVE GP-MAIN CONTROL VALVE ASSY

The CA1878636 Main Control Valve Assembly (also referenced as 187-8636 or 1878636) is an essential hydraulic component designed specifically for the Caterpillar D9R track-type tractor. This unit is responsible for the precise distribution and regulation of hydraulic flow, enabling smooth and accurate control of blade, ripper, and other operational functions.

Key Features:

  • Direct-fit replacement for CAT D9R – no modification required

  • OEM-standard internal machining ensures optimal hydraulic flow and durability

  • High-pressure resistance for demanding dozer applications

  • Fully tested before delivery, ensuring performance and zero leakage

Whether you're maintaining a mining fleet or servicing a heavy-duty bulldozer, this main control valve assy ensures efficient operation and extended equipment lifespan.

D9R TRACK-TYPE TRACTOR CA1878636 187-8636 1878636 VALVE GP-MAIN CONTROL VALVE ASSY

CATERPILLAR MINI HYD EXCAVATOR 305 CA2452138 245-2138 2452138 RADIATOR GP

The CATERPILLAR RADIATOR GP 245-2138 (also listed as CA2452138 or 2452138) is a high-efficiency cooling solution designed specifically for the CAT 305 Mini Hydraulic Excavator. This radiator group (GP) ensures optimal engine temperature by providing consistent coolant flow and heat dissipation, helping to prevent overheating during extended operations or under heavy load.

Built with corrosion-resistant materials and engineered to withstand tough working environments, this CAT radiator assembly offers excellent thermal performance and durability. Whether you're replacing a damaged unit or conducting preventive maintenance, the 245-2138 radiator is a direct-fit replacement that meets or exceeds OEM standards.

Compatible with:

  • CATERPILLAR 305 Mini Hydraulic Excavator

  • Other compact CAT equipment using 2452138 radiator GP

Keep your engine cool, efficient, and protected — even on the most demanding job sites.

CATERPILLAR MINI HYD EXCAVATOR 305 CA2452138 245-2138 2452138 RADIATOR GP

Excavator Spare Parts VOE14531325 VALVE for Volvo Construction Equipment EC135B EC140B EC210B EC240B EC290B

   The Excavator Spare Parts VOE14531325 VALVE is a premium fluid control component tailored for Volvo B-series excavators. It precisely regulates hydraulic flow and pressure, ensures responsive equipment operation, integrates seamlessly with Volvo’s system, and performs reliably in harsh construction environments.

 

Key Features
· Custom-engineered for perfect compatibility with Volvo B-series models
· High-precision flow/pressure regulation for optimal operational efficiency
· Durable structure resistant to high pressure, vibration, and dust
· Responsive actuation to support smooth equipment movements
· Strict adherence to Volvo OEM specifications for consistent functionality

 

Compatible Models
· Volvo Construction Equipment: EC135B, EC140B, EC210B, EC240B, EC290B

Excavator Spare Parts VOE14531325 VALVE for Volvo Construction Equipment EC135B EC140B EC210B EC240B EC290B

K9001611 Output Gear for Doosan Wheeled Excavators DX140W DX160W DX170W DX190W

   The K9001611 output gear is a precision-engineered drivetrain core component, custom-built for Doosan 14-19 ton wheeled excavators DX140W, DX160W, DX170W, and DX190W.

 

Key Features
· High-precision tooth profile: Optimized spiral bevel tooth design reduces meshing noise by 15% and enhances torque transmission efficiency by 10%, enabling smoother travel and lower energy loss.
· Premium material & heat treatment: 20CrMnTi alloy steel with carburizing and quenching treatment achieves HRC 58-62 surface hardness, resisting wear and impact in high-load operations.
· Direct OEM fit: Exact replication of original mounting dimensions, spline parameters, and interface specifications enables plug-and-play installation without modifications to the final drive assembly.
· Enhanced load-bearing capacity: Reinforced gear root design increases fatigue resistance by 20%, adapting to frequent start-stop and heavy-load working conditions of wheeled excavators.

 

Compatible Models & Part Numbers
· Doosan Wheeled Excavators: DX140W, DX160W, DX170W, DX190W
· Part Number: K9001611
· Interchangeable References: K9001611 (matches original final drive output gear specs for above models)

K9001611 Output Gear for Doosan Wheeled Excavators DX140W DX160W DX170W DX190W
Tags
21Q6-33400 Cluster Assy
21Q6-33400 Cluster Assy
Wheel excavator LH control column supplier
Wheel excavator LH control column supplier
double joint cpl replacement
double joint cpl replacement
engine cooling part
engine cooling part
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