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Factory Direct, Wholesale, and Custom Solutions! We are a leading OEM and aftermarket manufacturer for all your heavy equipment needs. Get source factory prices and export-grade quality directly from us, Shandong Jufengyuan. We can custom design and develop a wide range of parts to meet your specific requirements.
When it comes to the power and efficiency of your CAT 301.7, CAT 302.7, and CAT 303CR mini excavators, the hydraulic main pump is the heart of the system. A reliable excavator main pump ensures smooth operation, precise control, and maximum digging force. At Shandong Jufengyuan, we provide high-quality main pumps designed to meet or exceed OEM specifications. Our product is compatible with CAT 301.7 excavators, CAT 302.7 excavators, and CAT 303CR excavators. We offer the exact replacement part with numbers:
566-7021
487-6207
5667021
These Caterpillar parts are manufactured with precision to guarantee a perfect fit and long-lasting performance, reducing costly downtime on your job site. We specialize in construction equipment parts and have a large inventory of excavator parts and other heavy machinery components.
Shandong Jufengyuan is your one-stop shop for a comprehensive range of engineering machinery parts. Our main business includes a vast selection of high-demand parts for global brands. From Sandvik Parts for drilling rigs to Atlas Copco Parts for hydraulic breakers, and Epiroc Parts for mining equipment, we have you covered. Our inventory also includes top-tier parts for Cummins Parts, Deutz Parts, Caterpillar Parts, Montabert Parts, Furukawa Parts, Komatsu Parts, Hitachi Parts, Volvo Parts, Liebherr Parts, Hyundai Parts, Metso Parts, Sany Parts, and XCMG Parts. We ensure all our products are of the highest quality for your heavy equipment repair and maintenance needs.
We also stock numerous other parts like hydraulic cylinders, undercarriage components, track links, bucket teeth, seals and gaskets, pumps and motors, engine parts, gearboxes, transmission parts, control valves, filters, radiators, final drive assemblies, and idler wheels. Whether you need a replacement part for excavators or a specific component for a mining loader, our expert team can help you find exactly what you need.
Understanding the function of various parts is crucial for proper maintenance and repair. Here are a few examples:
Hydraulic pump: The "heart" of a hydraulic system, it converts mechanical energy into hydraulic energy. It is located in the machine's body and is crucial for all moving parts. For example, a CAT 303CR excavator hydraulic pump supplies pressure to the boom, arm, and bucket.
Boom: A large arm on an excavator that holds the dipper and bucket. Located at the front of the machine, it's a primary component for digging. For example, a Komatsu PC200 boom cylinder seal kit is essential for maintaining hydraulic pressure.
Final Drive: A gear reduction unit that provides the final torque to the tracks or wheels. It is mounted at the end of the track frame. For example, a Hitachi Zaxis 210LC final drive motor provides traction.
Slew Bearing: A large, robust bearing that allows the upper structure of a machine to rotate relative to the undercarriage. It is located between the chassis and the cab. For example, a Volvo EC210 slew bearing enables full 360-degree rotation.
Engine Injector: A precision component that sprays fuel into the engine cylinders. It's located within the engine's fuel system. For example, a Cummins QSB4.5 engine injector ensures efficient combustion.
We also have genuine parts for specific models and applications. For instance:
English: Sandvik DD422iE Drill Rig - Feed Beam Bushing
Chinese: Sandvik DD422iE 钻机 - 进给梁衬套
Russian: Буровая установка Sandvik DD422iE - Втулка подающей балки
English: Atlas Copco Boomer 282 Face Drilling Rig - Unloader Valve Kit
Chinese: Atlas Copco Boomer 282 掘进凿岩台车 - 卸荷阀组件
Russian: Буровая установка Atlas Copco Boomer 282 - Комплект разгрузочного клапана
English: Epiroc Pit Viper 311 Rotary Cone Drill - Hydraulic Hose
Chinese: Epiroc Pit Viper 311 牙轮钻机 - 液压软管
Russian: Буровая установка Epiroc Pit Viper 311 - Гидравлический шланг
We pride ourselves on being a premier China heavy equipment parts supplier. Our commitment to quality and customer service sets us apart. We are the source manufacturer for many of our products, giving us complete control over the production process to ensure high standards. Our trade and export services make it easy for international clients to get the parts they need. Our goal is to provide a seamless procurement experience for businesses worldwide.
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