In the world of heavy machinery, the performance and reliability of hydraulic systems are paramount. From the powerful boom of an excavator to the precise movements of a drilling rig, every operation relies on high-quality hydraulic components. Growshine International, a leading name in the import and export of engineering machinery parts, heavy-duty truck parts, agricultural machinery parts, and auto parts, is dedicated to providing top-tier solutions for construction and industrial needs worldwide. Our extensive catalog includes a wide array of essential Caterpillar (CAT) components, from hydraulic hoses to powerful cylinders, ensuring your equipment operates at peak efficiency.

Keeping a fleet of heavy equipment running smoothly requires a reliable supply chain for critical spare parts. For instance, the excavator fan pump , like the CAT 345D/349D C13 Fan Pump 20R-0095/20R0095, is vital for cooling the hydraulic system. This plunger pump , located in the engine compartment, ensures that the fan operates correctly, preventing overheating in the hydraulic fluid. For a Caterpillar 345D excavator, the integrity of this pump is non-negotiable for prolonged operation. Similarly, a hydraulic cylinder on a Caterpillar 336D excavator boom, like part number 449-1000/4491000, is responsible for the powerful lifting and lowering motions. This component, often found at the base of the boom arm, must withstand immense pressure. When a hydraulic cylinder on a CAT 336D excavator fails, it often leads to a "creeping" or "drifting" boom, a common issue caused by internal seal failure. The solution involves replacing the cylinder or the seal kit inside it.

At Growshine, we understand the complexities of equipment maintenance and offer solutions to common problems. Do you know why hydraulic hoses burst? One of the main reasons is exceeding the recommended pressure limit for the hose. Another issue often faced by operators is "hydraulic fluid contamination," which can lead to premature component wear. Regular fluid checks and filter changes are the best way to prevent this. We specialize in providing high-quality replacement parts that meet or exceed OEM specifications. Our product range includes everything from basic hydraulic hose assemblies to complex hydraulic cylinder groups, all designed to keep your machinery in top condition. We are not just a supplier; we are your partner in keeping your operations profitable and efficient. Our goal is to provide a seamless engineering machinery parts search, ensuring you find the right component every time.

One of the most critical aspects of our business is connecting you with the exact parts you need. Our catalog includes a vast selection of CAT hydraulic hoses and cylinders. For example, we offer the CAT hydraulic hose 456-8429/4568429 and 165-0020/1650020, essential for various fluid transfer applications. We also stock specific assemblies like the 260-8316/2608316 and 202-6996/2026996. For heavy-duty models like the CAT 390F, we supply the hydraulic hose assembly 369-5371/3695371. We ensure every part number, such as the 337-1165/3371165 hydraulic hose assembly, is readily available for our global clientele. Our logistics network ensures a fast and reliable heavy truck parts supply, minimizing equipment downtime.

Another common question: "Why is my excavator's hydraulic pressure low?" This can be caused by a faulty pump, a clogged filter, or a leak in the system. Timely inspection and replacement of parts like the 314-8082/3148082 high-pressure hydraulic hose can prevent major system failures. For a CAT 374D, the hydraulic hose assembly 419-5393/4195393 is a frequent replacement part. We also stock other key hoses for this model, like 481-2613/4812613 and 481-2614/4812614. Excavator hydraulic hose maintenance is crucial for safety and performance.

Our commitment to quality extends to every product we offer. We provide a comprehensive range of hydraulic cylinders for various applications. From the 129-1908/1291908 hydraulic cylinder group to the specialized 4Z-5750/4Z5750 lift cylinder group, each part is meticulously sourced to ensure durability and performance. We have a vast inventory of cylinders, including part numbers like 4T-8581/4T8581, 4Y-7621/4Y7621, and 4Q-2491/4Q2491. Whether you need a simple tilt cylinder for a wheel loader or a complex boom cylinder for a large excavator, we have the parts you need. For example, the boom cylinder (насос стрелы) on a CAT 336D excavator is responsible for the main lifting movement. The plunger pump (плунжерный насос) on a CAT D6N bulldozer is a type of positive displacement pump that provides high-pressure hydraulic fluid. The hydraulic hose (гидравлический шланг) on a CAT 797F mining truck carries hydraulic fluid to power the steering and braking systems. The fan pump (вентиляторный насос) on a CAT 345D excavator C13 engine is a key component of the cooling system. This global approach helps us serve clients seeking heavy equipment parts export and import services. Our services also extend to agricultural equipment spares, tractor hydraulic parts, and diesel engine component suppliers.

In addition to our core product offerings, Growshine International specializes in providing a full suite of services to our clients. We handle the entire supply chain, from sourcing and quality control to logistics and delivery. This makes us a one-stop-shop for construction equipment spares import and export. We also cater to the mining machinery parts market and provide earthmoving equipment components. Our commitment is to provide a comprehensive solution for all your parts needs, including OEM replacement parts, aftermarket hydraulic components, and hydraulic system repair kits.

A frequently asked question from our clients is, "How often should I replace my hydraulic hoses?" The answer depends on the operating environment and usage, but a general rule of thumb is to inspect them daily and replace them if you notice any cracks, blisters, or signs of wear. Proactive maintenance is key to preventing unexpected breakdowns. Our extensive stock of CAT hydraulic hoses, including popular part numbers like 337-1157/3371157 and 255-1749/2551749, makes it easy to stay on top of your maintenance schedule. We are a trusted global parts supplier for heavy equipment. We also supply diesel engine fuel pump parts, heavy truck engine overhaul kits, and hydraulic pump repair kits.

Here are some additional parts definitions:

• Piston pump: A type of positive displacement pump using pistons to move fluid. Used in hydraulic systems for high pressure and flow applications. For example, the plunger pump (活塞泵) in a CAT 345D excavator's fan system.
• Hydraulic cylinder group: A complete assembly of a hydraulic cylinder, including the barrel, piston, rod, and seals. It converts hydraulic pressure into linear motion. Found on the boom (主臂) of a CAT 385C excavator.
• Steering cylinder: A hydraulic cylinder specifically designed to control the steering of a vehicle. On a CAT 990K wheel loader, the steering cylinder (рулевой цилиндр) is essential for maneuverability.
• Hydraulic hose assembly: A complete hose with fittings on both ends, ready for installation. Critical for connecting various hydraulic components. A CAT D6T bulldozer relies on multiple hydraulic hose assemblies (гидравлический рукав) for its blade control.
• Oil tube: A rigid or semi-rigid line used to transport oil, typically for lubrication or hydraulic systems. The oil tube (маслопровод) on a CAT C9.3 engine ensures proper oil flow to the engine components.
• Fuel line: A hose or tube that carries fuel from the tank to the engine. The diesel line (дизельный шланг) on a CAT 336 excavator C9.3 engine is vital for fuel delivery.

Product List: CAT Hydraulic Hoses & Cylinders

Below is a comprehensive list of CAT hydraulic hoses and hydraulic cylinders available from Growshine International. We have categorized them for your convenience to make your search easier.

Hydraulic Hoses & Assemblies

Hydraulic Cylinders & Groups