RELIEF VALVE MRV / SWING MOTOR / TRAVEL MOTOR
Gear Pump D65Ex-12

Gear Pump D65Ex-12

OEM Part No. 14X4911600
Compatible With D65EX-12
Availability ✓ In Stock
Gear Pump D65Ex-12 – HEAVY-DUTY FLUID DELIVERY SYSTEM | OEM: 14X4911600
✓ Genuine Quality ✓ Pan India Shipping ✓ Expert Support

Product Specifications

Compatible Model(s)OEM Part NumberPart TypeAvailability
D65EX-1214X4911600RELIEF VALVE MRV / SWING MOTOR / TRAVEL MOTOR✓ In Stock

Product Description

OEM Part Numbers: 14X4911600

Machine ModelPart Number
D65EX-1214X4911600

The 14X4911600 gear pump d65ex-12 is a heavy-duty fluid delivery component engineered for the D65EX-12, ensuring a reliable, pressurised supply to the engine system throughout demanding operational cycles. Without a properly functioning pump, engine performance drops sharply — leading to hard starts, power deficiency, and the risk of complete engine shutdown during critical operations. Manufactured to OEM specification 14X4911600 for direct fitment on the D65EX-12, restoring full delivery performance with no additional adjustment.

Key Features:

  • Full Pressure Restoration: Delivers the rated pressure and flow required for peak engine or hydraulic system performance.
  • Direct OEM Replacement: Manufactured to specification 14X4911600 for exact installation on the D65EX-12.
  • Reliable Heavy-Duty Performance: Built to withstand the high-cycle, high-pressure demands of industrial machinery operation.

The 14X4911600 gear pump d65ex-12 is an essential fluid delivery component for maintaining full power output on the D65EX-12.

What Does This Relief Valve Mrv / Swing Motor / Travel Motor Do?

The main relief valve (MRV) limits maximum circuit pressure to protect the hydraulic system. Swing and travel motors convert hydraulic flow into rotary mechanical motion to drive the machine's upper structure rotation and undercarriage movement.

Possible Relief Valve Mrv / Swing Motor / Travel Motor Problem Symptoms

If your machine is showing any of the following, a faulty relief valve mrv / swing motor / travel motor may be the cause:

  • Machine unable to swing or travel in one or both directions
  • Weak or significantly reduced swing or travel speed under working load
  • Abnormal noise — grinding, whining, or knocking — from the hydraulic motor
  • Hydraulic oil overheating rapidly during normal operation cycles

Why Buy From GCO Products?

Gautam & Company has been supplying earthmoving machinery spare parts since 1999. Here is why contractors, fleet operators, and dealers across India trust us.

Supplying Since 1999

Over 27 years of experience in the earthmoving parts industry.

Technical Support

Our team helps you confirm the right part before you order.

GST Billing

Proper GST invoices on every order for your accounting needs.

Pan-India Supply

Fast dispatch from Jalandhar to all states across India.

Bulk & Wholesale

Volume pricing available for fleet owners, dealers and distributors.

OEM & Aftermarket

Both genuine OEM and quality aftermarket options available.

How to Confirm Compatibility

To ensure this part is the correct fit for your machine, have the following ready when you contact us:

  • 1
    Machine Model & Year

    E.g. Komatsu PC200-8, CAT 320D, JCB JS205 — include the model suffix if known.

  • 2
    Machine Serial Number

    Found on the machine's chassis plate. Helps confirm the exact production variant.

  • 3
    OEM Part Number

    From your parts manual, the old part itself, or the machine's service documentation.

Not sure if this part fits your machine?

WhatsApp Us to Confirm Typically replies within a few hours

Disclaimer: This is an aftermarket replacement part supplied by GCO Products (Gautam & Company) and is not manufactured by, affiliated with, or endorsed by the original equipment manufacturer (OEM). All brand names, model numbers, and OEM part numbers referenced on this page are used solely for the purpose of identifying compatibility and describing the application of this part. All trademarks, registered marks, and brand identifiers remain the exclusive property of their respective owners. GCO Products claims no association with, sponsorship by, or endorsement by any OEM brand mentioned herein.