345D E345D 345C Excavator 225-4526 274-2453 2254526 2742453 Hydraulic Stick Cylinder

CAT Excavator 345D Hydraulic Cylinders:

345D Boom Cylinder 225-4523 266-8087 389-1041

345D Bucket Cylinder 225-4529 225-4532 274-2456 274-2459 293-7678 357-9784 358-8503 367-5217 417-2661

345D Arm Cylinder 225-4526 274-2453 370-6692 419-0071 513-3691 537-5514

Why Choose Glparts?

1. Engineered for Precision and Power
GLPARTS hydraulic cylinders for excavators are the result of carefully refined engineering. Each unit is designed to deliver consistent and efficient hydraulic force transfer—providing powerful motion control that directly improves your machine's working efficiency.

2. Built to Handle the Toughest Jobs
Manufactured with selected high-strength steel and advanced heat treatment, our cylinders are built to withstand heavy operational loads and continuous usage. They maintain structural integrity even in harsh construction environments, ensuring your equipment stays productive longer.

3. Compact, Versatile, Easy to Install
Thanks to their optimized compact structure, GLPARTS hydraulic cylinders can be easily integrated into a wide range of excavator types. Whether for arm, boom, or bucket applications, the installation process is simple, saving time and reducing downtime on site.

4. Leak-Resistant Sealing System
A standout feature of our cylinders is the advanced sealing technology—using reliable brands like NOK and SKF. This helps reduce the risk of hydraulic oil leakage, ensures consistent pressure holding, and contributes to smoother, more efficient machine operation.

Guangzhou Guoli Engineering Machinery Co., Ltd., located in GuangZhou city, benefits from a large construction machinery parts market and convenient transportation access. Our company specializes in producing a range of excavator hydraulic cylinders, including excavator arm cylinders, boom cylinders, bucket cylinders, cylinder tubes, and cylinder rods. With 10+ years expertise, we've established a complete production line from R&D to manufacturing, offering OEM customization and precise part number systems with technical specifications/photos/pricing. We pride ourselves on using premium materials such as high-strength steel and advanced processing technologies to ensure durability and performance.

In addition to hydraulic cylinders, we also provide a comprehensive range of other hydraulic components. This includes hydraulic pumps, swing motor, control valve,travel motors,engine parts,and undercarriage components, all designed for use in various excavator models. Our extensive product portfolio reflects our commitment to delivering complete solutions for construction machinery, ensuring that all critical components are available to meet the needs of our customers.

We serve a global customer base, including clients from Thailand, the Philippines, Indonesia, Malaysia, the United States, Turkey, Russia, Mexico, and many other countries. Our products have been recognized and recommended by local dealers and are highly regarded for their quality and reliability. With our competitive prices, timely delivery, and outstanding customer service, we are committed to providing the best solutions for each client. We warmly welcome inquiries from businesses worldwide and look forward to establishing long-lasting partnerships.