Low Price Arm Cylinder 289-8031 375-1722 234-4601 Boom Arm Bucket Cylinder 2898031 3751722 CAT330D 336D Excavator Hydraulic Cylinder Manufacture and Factory

Arm Cylinder 289-8031 375-1722 234-4601 Boom Arm Bucket Cylinder 2898031 3751722 CAT330D 336D Excavator Hydraulic Cylinder

Short Description:

Broad CAT Compatibility: Perfectly fits Caterpillar 330D, E336D, and 336F excavators; precisely matches part numbers 289-8031 (2898031), 375-1722 (3751722), 234-4601 for seamless OEM replacement of boom, arm, and bucket hydraulic cylinders. Original New Quality Assurance: Supplied in 100% new condition with original-grade manufacturing standards—no refurbished components, ensuring reliable performance and long service life in heavy-duty operations. Comprehensive Hydraulic Coverage: Integrate...

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Broad CAT Compatibility: Perfectly fits Caterpillar 330D, E336D, and 336F excavators; precisely matches part numbers 289-8031 (2898031), 375-1722 (3751722), 234-4601 for seamless OEM replacement of boom, arm, and bucket hydraulic cylinders.
Original New Quality Assurance: Supplied in 100% new condition with original-grade manufacturing standards—no refurbished components, ensuring reliable performance and long service life in heavy-duty operations.
Comprehensive Hydraulic Coverage: Integrates three core components (boom, arm, bucket cylinders) to provide a one-stop maintenance solution for multiple CAT excavator models, reducing procurement complexity and time.
Heavy-Duty Durability: Constructed with high-strength, wear-resistant materials and precision machining; resists high pressure, corrosion, and harsh excavation conditions, meeting CAT’s strict quality requirements.
Ideal for Bulk Procurement: Full-series coverage of key CAT excavator models supports batch orders; offers cost-effectiveness for fleet management, construction companies, and CAT equipment dealers, ensuring stable supply.
1. Our Services
  
  1. Standard product design
  
  2. High quality material selection
  
  3. Advanced imported manufacture & testing equipment
  
  4. Advanced manifacturing process and production technology
  
  5. in the line with global standards
  
  6. By long time testing, proved to be good condition
  
  Our advantages
  
  1.High quality,100% factory tested before delivery.
  
  2.Competitive factory prices and timely delivery.
  
  3.Goods will be packed safely and carefully.
  
  4.One year warranty,good after-sales service.
  
  5.Continue to develop new products all the time.
  
  Transport& packaging.
  
  1) International Express: Such as DHL,TNT, FEDEX and so on.
  
  2)Air transportation: For goods above 45KG, it is economic choice for customers.
  
  3)By sea: Heavy cargo by container transport.
  
  Packing :In wooden cases or Carton box According to customer needs
  
  About Us.
  
  Quanzhou Dena Machinery Technology Co., Ltd.Is located in the cultural capital of East Asia.Which is one of the first pilot cities of “Made in China 2025″.It is the starting point of the Maritime Silk road —– Quanzhou, Fujian.
  
  Since its inception, the company has been innovating and developing.It has several advanced production lines, a number of senior engineers, professional technical managers.Besides, there is a sound quality management system.
  
  The company mainly produces various types of excavator travel reduction assy (final drive), swing reduction assy (swing device), gears, gear ring, swing shaft (shaft pinion), crankshafts, pin, carriers, carrier assembly, pump shaft, motor cases, bearings, housing, RV gear assy etc.
  
  The prupose of company is “customers first, reputation first, quality-oriented, keep improving, service first”.We got well received by friends and customers.And we sincerely welcome regular and new customers come to visit our company and guidence.We are looking forward to creating a better future with you.
  
  FAQ.
  
  Q: When will ship my order?
  
  A:Once we get confirmation of payment, we will try our best to ship order within 24 hours.
  
  Q: Which shipping term you can supply?
  A:By sea, air, express ( DHL, Fedex, TNT, UPS, EMS)
  
  Q: How long does it takes to my address?
  A:The Normal delivery time is 4-7 days, depending on which country you are in.
  
  Q: How can I trace my order?
  A:We will send you the tracking number once the goods send out.
  
  Q: If I am not satisfied with the products, can I returns goods?
  A:Yes, we offer exchange and repair service under warranty. Please contact us before you return.
  
  Email:Market@denamachinery.com
  
  WhatsApp:+8613799476450
  
  Wechat:+8615905991155