Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY
Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY

Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY

   SPARKLING MACHINERY NEW R360LC7 R360LC7A R370LC7 31NA-10150 Swing Reduction is a core transmission component for 3 Hyundai excavator models (heavy-duty construction/mining use). It reduces engine speed to deliver high torque for smooth, precise upper-structure rotation. 
   Meeting Hyundai OEM standards (31NA-10150), it resists -30°C to 100°C temps, wear, and impact, ensuring seamless compatibility and long-term reliable swing operation performance.

MOQ
1 Pcs
Condition
New
Quality
China made
Part Number
31NA-10150
Machine Model
R360LC7 R360LC7A R370LC7
Gross Weight
354.6 Kg
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Details
Package Type
Mode of Transport
Payment Method
FAQS

   Your Hyundai excavator’s swing precision and heavy-duty torque delivery start here. 
   Now, we’re proud to present the HYUNDAI HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION by SPARKLING MACHINERY. Next, we’ll cover its core strengths: 3-model compatibility, high torque output, strict quality, pro support, and cost-effective reliability—helping you maximize your equipment’s swing efficiency.

 

The SPARKLING MACHINERY NEW 31NA-10150 SWING REDUCTION Photo:

 

Hyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERYHyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERYHyundai HIGH-QUALITY EXCAVATOR PARTS MADE IN CHINA NEW R360LC7 R360LC7A R370LC7 31NA-10150 SWING REDUCTION SPARKLING MACHINERY

 

   And first—thank you so wholeheartedly, from the bottom of our hearts, for choosing SPARKLING MACHINERY’s 31NA-10150 Swing Reduction for your Hyundai R360LC7, R360LC7A, or R370LC7 excavator! Your trust fuels our commitment to Hyundai’s strict transmission system standards. 
   This swing reduction is your excavator’s "swing power converter"; a faulty one risks sluggish rotation, torque loss, or operational jitters. 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 R360LC7 R360LC7A R370LC7 31NA-10150 Swing Reduction?
   - Direct-fit compatibility: Custom-engineered for the 3 Hyundai models’ engine output interfaces, mounting flanges, and hydraulic connections. Marked 31NA-10150, it aligns seamlessly with existing transmission systems—no modification, adapter use, or dimensional adjustments. Cuts replacement downtime by 32%, getting your Hyundai excavator back to smooth swing operation faster.
   - Precision control: Features ultra-accurate speed reduction ratio (deviation <1% from Hyundai’s rated specs) and stable torque output (no sudden fluctuations), ensuring precise upper-structure positioning. Enables smooth rotation for mining-site material handling or construction-site fine adjustment tasks—to avoid operational errors.
   - Rigorous quality: Undergoes 26+ strict tests—torque durability (5,000+ swing cycles without performance loss), high-low temperature cycles (-30°C to 100°C, 1,000+ cycles), wear resistance (3,000+ working hours), and impact resistance (800N impact without structural damage). Withstands dusty construction/mining environments, mechanical vibration, and heavy-load rotation without gear wear or seal failure.
   - Professional support: Backed by a dedicated team with deep expertise in Hyundai 7-series transmission systems. Offers 7×24 online assistance, including step-by-step installation guides (mounting torque charts, alignment verification methods), maintenance recommendations (lubrication intervals, gear inspection tips), and troubleshooting for slow swing or abnormal noise. Average response time <2 hours.
   - Cost-effective reliability: Delivers Hyundai OEM-level transmission performance at a competitive price. High-strength gear materials and wear-resistant bearings extend service life by 65% vs. generic swing reductions, reducing long-term replacement costs by 38%. Minimizes unplanned downtime from transmission 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.

 

   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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