Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY

Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY

   SPARKLING MACHINERY NEW R55-3 31M6-50031 Hydraulic Pump (HYD PUMP) is a core power component exclusively for Hyundai R55-3 excavators (construction/mining use). It supplies stable hydraulic pressure to drive arms, buckets, and travel systems. 
   Meeting Hyundai OEM standards (31M6-50031), it resists -30°C to 100°C temps, high pressure, and wear, ensuring seamless compatibility and long-term reliable hydraulic power delivery.

MOQ
1 Pcs
Condition
New
Quality
China made
Part Number
31M6-50031
Machine Model
R55-3
Gross Weight
32.8 Kg
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Details
Package Type
Mode of Transport
Payment Method
FAQS

   Your Hyundai R55-3’s hydraulic power stability and operational efficiency start here. 
   Now, we’re proud to present the HYUNDAI HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP by SPARKLING MACHINERY. Next, we’ll cover its core strengths: R55-3 exclusivity, stable pressure output, strict quality, pro support, and cost-effective reliability—helping you maximize your excavator’s hydraulic performance.

 

The SPARKLING MACHINERY NEW 31M6-50031 HYD PUMP Photo:

 

Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R55-3 31M6-50031 HYD PUMP SPARKLING MACHINERY

 

   And first—thank you so wholeheartedly, from the bottom of our hearts, for choosing SPARKLING MACHINERY’s 31M6-50031 Hydraulic Pump for your Hyundai R55-3 excavator! Your trust fuels our commitment to Hyundai’s strict hydraulic system standards. 
   This hydraulic pump is your excavator’s "hydraulic power core"; a faulty one risks weak actuator movement, uneven operation, or system breakdowns. Ours matches Hyundai’s original specs perfectly—you can depend on it fully. Let’s explore why it’s the ideal fit for your machine.

 

   Why choose the SPARKLING NEW R55-3 31M6-50031 HYD PUMP?
   - Direct-fit compatibility: Custom-engineered for Hyundai R55-3’s hydraulic system interfaces, mounting brackets, and drive connections. Marked 31M6-50031, it aligns seamlessly with existing hydraulic setups—no modification, adapter use, or circuit adjustments. Cuts replacement downtime by 35%, getting your Hyundai R55-3 back to operation faster.
   - Precision control: Features ultra-accurate pressure regulation (deviation <1.2% from Hyundai’s rated specs) and consistent flow output (no sudden drops), maintaining hydraulic pressure within the 28-32MPa optimal range. Ensures reliable performance for small-scale mining tasks or construction-site earthmoving—to avoid operational inefficiencies.
   - Rigorous quality: Undergoes 26+ strict tests—high-pressure durability (35MPa for 2,200+ hours without leakage), high-low temperature cycles (-30°C to 100°C, 1,100+ cycles), wear resistance (3,800+ working hours), and impact resistance (900N impact without structural damage). Withstands dusty construction environments, mechanical vibration, and hydraulic shock without component failure or seal leakage.
   - Professional support: Backed by a dedicated team with deep expertise in Hyundai R55-3 hydraulic systems. Offers 7×24 online assistance, including step-by-step installation guides (mounting torque charts, oil filling tips), maintenance recommendations (filter replacement intervals, hydraulic oil grade checks), and troubleshooting for low pressure or abnormal noise. Average response time <2 hours.
   - Cost-effective reliability: Delivers Hyundai OEM-level hydraulic performance at a competitive price. High-strength rotor components and wear-resistant seals extend service life by 70% vs. generic pumps, reducing long-term replacement costs by 42%. Minimizes unplanned downtime from hydraulic system failures—preventing costly project delays or equipment damage.

 

   About SPARKLING MACHINERY:
   - Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.

 

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   Get In Touch:
   - Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.

  1. 📦 Packing

  2.  

1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment

2. Export-standard packaging to ensure safety during transportation

3. Custom packaging available upon request

4. Dimensions and weight can be provided for freight calculation

302020

403030

454040

🚚 Shipping

 

1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)

2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported

3. For Russian clients, we can introduce the forwarder agent to you

4. Delivery time: Ships within 1-3 working days after payment (for items in stock)

💳 Payment


1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details

📌 Frequently Asked Questions (FAQs)


Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.


Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.


Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.

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We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.

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