The reliable choice for construction machinery equipment: LiuGong original factory bearings SP282317


Release time:

2025-08-29

Guangxi Alton Machinery Co., Ltd. is located in Liuzhou, Guangxi, China—a region renowned for its robust industrial development—and is conveniently situated right next to the headquarters of LiuGong Group, enjoying a naturally advantageous geographic position. Since our establishment, we have deeply rooted ourselves in the field of construction machinery parts. Over more than 20 years of growth, we’ve steadily evolved into a comprehensive enterprise integrating R&D, manufacturing, sales, and distribution of construction machinery components. Throughout this journey, we’ve remained committed to delivering high-quality products and services with sincerity and professionalism. Our company specializes in providing genuine OEM parts for the entire LiuGong product line, including loaders, excavators, bulldozers, road rollers, motor graders, cranes, wide-body vehicles, electric machinery, and forklifts. In addition, we offer a wide range of high-quality mechanical components from other leading brands such as XCMG, Lingong, Longgong, Xiamen Construction Machinery, Shantui, Cummins, Weichai, Yuchai, Shangchai, ZF, and many others. We’ve established strong partnerships with major original equipment manufacturers, enabling us to provide you with cost-effective, one-stop procurement solutions tailored to your needs. Our family-owned business also focuses on producing wear-and-tear items such as filter elements, brake pads, silencers, gear shift cables, rubber and plastic products, seals, and drive belts—many of which can be custom-made based on your specific samples or requirements. At Guangxi Alton Machinery Co., Ltd., we firmly uphold our core business philosophy: "Professional Quality, Competitive Pricing, Customer First, and Win-Win Cooperation." We look forward to working closely with you to build a prosperous future together!

Among the numerous components of construction machinery equipment, bearings play a crucial role—they act like the "joints" of the machinery, ensuring that all parts operate smoothly. Liugong’s original factory bearing SP282317, with its outstanding quality and performance, has become the ideal choice for a wide range of construction machinery equipment. ​
1. Precise Specification Parameters ​
LiuGong's original factory bearings, model SP282317, feature strict and precise dimensional specifications. The inner diameter is 85 mm, the outer diameter reaches 180 mm, and the width measures 60 mm. These meticulously designed dimensions have been thoroughly tested through extensive experimentation and real-world applications by LiuGong engineers, ensuring a perfect fit for a wide range of engineering machinery models—from LiuGong equipment to numerous other brands. This design guarantees effortless, seamless installation, minimizes mounting errors, and lays a solid foundation for the stable operation of your equipment. ​
From a structural perspective, the SP282317 falls under the category of self-aligning ball bearings. The unique design of self-aligning ball bearings gives them an automatic centering capability: when the shaft experiences a certain degree of deflection or misalignment, the bearing can adjust itself accordingly, ensuring optimal contact between the rolling elements and raceways. This effectively reduces additional stresses and wear caused by misalignment, significantly enhancing the bearing's service life as well as the operational stability of the equipment. ​
II. Outstanding Performance ​
  1. High Load Capacity This bearing boasts exceptional load-carrying capacity, with a dynamic rating of up to 140,000 N and a static rating reaching as high as 51,000 N. This means that when confronted with the immense radial and axial loads generated by construction machinery during operation, the SP282317 can easily handle the demands while maintaining stable performance. Whether it’s an excavator digging into tough soil and rock or a loader maneuvering heavy materials, the SP282317 bearing reliably supports the equipment’s operation, ensuring efficient and uninterrupted work processes. ​
  1. Good speed adaptability : In terms of rotational speed, the SP282317 also delivers outstanding performance. Its maximum speed (grease-lubricated) can reach up to 2,900 r/min, while under oil lubrication, it even achieves an impressive 3,600 r/min. This versatility allows it to meet the varying speed requirements of construction machinery in different operating conditions—whether the equipment needs to run at high speeds to boost efficiency or maintain stable operation under heavy loads at lower speeds. Thanks to its exceptional capabilities, the SP282317 ensures that equipment performance remains unaffected, no matter the workload. ​
  1. Long service life LiuGong has carefully selected premium materials and employed advanced manufacturing processes when producing the SP282317 bearing. The inner race, outer race, and rolling elements of the bearing have all undergone specialized treatments, giving them exceptional hardness and wear resistance. At the same time, a rigorous quality-control system ensures that every bearing leaving the factory meets stringent industry standards. These factors collectively contribute to the SP282317 bearing’s outstanding wear resistance and fatigue performance, significantly extending its service life while reducing equipment maintenance frequency and costs. ​
III. Wide Range of Application Fields ​
  1. Excavator : In the excavator's working mechanism and slewing unit, the SP282317 bearing plays a critical role. When the working mechanism performs actions such as digging or loading/unloading, it endures tremendous impact forces and heavy loads. Thanks to its exceptional load-carrying capacity and excellent self-aligning performance, the SP282317 ensures stable operation of all components in the working mechanism, enhancing both the precision and efficiency of excavation tasks. Meanwhile, in the slewing unit, this bearing guarantees smooth rotation of the excavator's upper structure, enabling rapid and accurate positioning—thus boosting the overall operational performance of the machine. ​
  1. Loader During the loading and unloading process, the frequent lifting and lowering of the boom and bucket, along with the overall operation of the machine, place extremely high demands on the bearings. The SP282317 bearing is designed to handle the complex load variations encountered by loaders under different operating conditions, ensuring smooth movement of the boom and bucket while providing reliable support for the loader's traveling system. This guarantees that the equipment can operate safely and stably even under heavy-load conditions. ​
  1. Crane When lifting heavy objects, cranes must ensure precise control and stable operation of mechanisms such as lifting, luffing, and slewing. The SP282317 bearing, used in these mechanisms, effectively handles both axial and radial loads, guaranteeing accurate and reliable relative motion between components—thus providing robust support for the safe operation of the crane. ​
4. Assurance of Original-Brand Quality ​
As an original YTO factory part, the SP282317 bearing boasts unparalleled quality advantages. YTO has accumulated years of expertise in manufacturing construction machinery equipment, maintaining stringent quality-control standards throughout every stage—right from raw material procurement and production processes all the way to final quality inspections. By adhering to rigorous manufacturing procedures and a robust quality management system, users can trust that the SP282317 bearing will seamlessly integrate with their equipment, delivering optimal performance while enjoying dependable after-sales support. This not only enhances operational efficiency but also minimizes the risk of equipment failures caused by substandard components, ultimately helping users achieve greater cost-effectiveness and long-term value. ​
LiuGong's original factory bearings, model SP282317, have become an indispensable and critical component in the construction machinery industry, thanks to their precise specifications, outstanding performance, versatile application areas, and reliable factory-quality assurance. Whether for equipment manufacturers or end-users, choosing the SP282317 bearing means opting for efficiency, stability, and dependability. ​

                                                                                                                

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