279-1329 (2)
279-1329
279-1329 (4)
279-1329 (3)
279-1329 (2)
279-1329
279-1329 (4)
279-1329 (3)

279-1329 Coupling Compatible with Caterpillar CAT 320C & 320C U Excavators

   Part number 279-1329 is a coupling primarily used in Caterpillar (CAT) final drive systems. It serves as a mechanical link, often connecting the drive shaft within the gearbox or hydraulic motor assembly.

 

Manufacturer Correspondence: Specifically used in Nabtesco GM06 series hydraulic motors (including GM06VA, GM06VN, and GM06VL variants).

 

Compatible Models: 

· Excavators: Often found in 20-ton class machines such as the Cat 320C and 320CU for swing motor reduction gearboxes.
· Hydraulic Motor Series: Compatible with Nabtesco GM06VA, GM06VN, and GM06VL drive units.

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FAQS

   Dear Valued Partners,

   We sincerely cherish your trust in and choice of SPARKLING MACHINERY—this precious recognition is the core driving force for us to polish every detail of construction machinery drive connection components. Today we bring you the 279-1329 Coupling, an OEM-compatible precision connection part exclusively tailored for Caterpillar CAT 320C and 320C U excavators. Engineered for stable power transmission and superior shock absorption, it’s a key component to ensure the smooth operation of the excavator’s core drive system.

 

The SPARKLING MACHINERY NEW 279-1329 Coupling Photo:

 

Aftermarket 279-1321 gear for CAT 320C excavator

 

   Why choose the SPARKLING 279-1329 Coupling?
   - Direct-fit compatibility: Precisely matches the original installation interfaces, connection dimensions and torque parameters of Caterpillar CAT 320C & 320C U, realizing one-step assembly without secondary processing or debugging.
   - Precision control: Meticulous structural design ensures precise centering and torque transmission, precisely controlling the connection gap to avoid abnormal vibration and wear of the drive system caused by misalignment.
   - Rigorous quality: Undergoes strict torsion resistance, shock absorption and fatigue strength tests before delivery, ensuring stable and reliable connection operation under heavy-duty construction working conditions.
   - Professional support: Provides professional installation, centering calibration and maintenance guidance, as well as timely after-sales technical consultation for the entire product service cycle.
   - Cost-effective reliability: Delivers OEM-level connection and transmission performance at a competitive price, the durable and shock-absorbing design reduces replacement frequency and effectively cuts equipment maintenance costs.

 

   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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