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Road Transportation, Earthmoving and Mining, Agriculture, Industrial Machinery, Power Generation
Precision Engineering, Strength and Durability, Efficient Power Transmission, Customization Options
At Prior, we specialize in custom OEM gear manufacturing, leveraging our extensive experience working with clients such as China National Heavy Duty Truck Group (CNHTC), Sany Group, and XCMG.  With over a decade of serving these renowned companies, we have gained valuable expertise in meeting the unique gear requirements of road transportation, earthmoving, mining, agriculture, construction, and power generation sectors.  Our skilled team, combined with advanced manufacturing capabilities and innovative technology, enables us to design and manufacture custom OEM gears that meet stringent standards of precision, strength, and durability.  From concept development and prototyping to production and rigorous quality control, we ensure that every gear we deliver meets our rigorous quality standards.
Choose Prior as your trusted partner for custom OEM gear manufacturing. With our industry experience, expertise, and commitment to delivering tailored gear solutions, we are dedicated to providing you with high-quality gears that precisely meet your specifications. Contact us today to discuss your specific gear requirements and benefit from our years of experience in serving esteemed clients in the industry.
Prior Gear

Prior Gear

Prior Gear, Founded in 2009, is a professional OEM heavy-duty gear parts suppliers and heavy-duty gear parts company, our cutting-edge production base houses a sophisticated range of 80 to 150 units of advanced machinery. This inclusive array comprises forging presses, CNC lathes, machining centers, high-speed gear hobbing machines, gear grinding machines, and specialized gear heat treatment equipment. We specialize in custom heavy-duty gear parts etc, Furthermore, our factory proudly holds IATF 16949 and ISO 9001 certifications, affirming our commitment to the highest standards of quality and efficiency.

lf you have a particular application you would like to discuss, please contact us.our experienced sales engineers are ready to help.

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With years of experience collaborating with exceptional enterprises like SANY and XCMG, Prior possesses the expertise to adeptly navigate every facet of the gear manufacturing process. From design inception to final delivery, we are unwavering in our commitment to fulfill your requirements and surpass your expectations at every stage of the journey.


EMAIL :   [email protected]

PHONE : +86 132 1205 7936

ADDRESS : No.1-3 Quanli Road, Feicheng Economic Area, Taian City, Shandong Province, China

Processing and Forming:
Extrusion Forming
CNC Machining
Gear Machining and Finishing:
Gear Grinding
Gear Rolling
Surface Grinding
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CNC Turning
CNC Mills & Machining Centers
Deburring Equipment
Drilling Machines
Gear Cutting Machines
Grinding Machines
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As a prominent OEM gear manufacturer committed to high-volume production, Prior thrives by nurturing a culture of ongoing innovation. Our emphasis on achieving superior quality and improved material utilization, along with cost and time savings for our clients, is exemplified by our adoption of advanced techniques like extrusion. 
Our extensive range of products includes speed reducer gears, oil gear pump gears, and gears for the construction, road transportation, mining, and agriculture industries. We have the capacity to produce over 300,000 gears monthly, including sun gears, planetary gears, ring gears, planet shafts, oil seal seats, oil pump gears, and other components
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At Prior, we offer a comprehensive range of gear engineering services to ensure precise and high-quality gear manufacturing.
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  • 2009

    Be established in

  • 3 million

    Annual output(pieces)

  • 60 +million

    Annual sales


Towards a better future with firm steps

  • 2009:

    Founded in Jinan, Shandong, China. Began small-scale automotive parts and components production and sales.

  • 2016:

    Production scale expanded and began supporting Pengxiang Automobile.

  • 2019:

    Built a new factory in Feicheng City, Tai'an City, and rebranded as Prior Gear

  • 2020:

    Provided support to Liuzhou Fangsheng Axle, China National Heavy Duty Truck Group, and developed new techniques for precision gear manufacturing and precision gear ring manufacturing.

  • 2021:

    Provided support to XCMG and Hande Axle. 

  • 2022:

    Awarded the title of high-tech enterprise in Tai'an City. Achieved sales revenue of 60 million yuan.


Provide you with the latest enterprise and industry news

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Industry Knowledge Expansion
Heavy-duty gears are specialized mechanical components designed to transmit power and motion in applications that require the handling of high loads, extreme conditions, and durability. These gears are engineered to withstand heavy stresses, provide reliable operation, and ensure the safe and efficient functioning of various machines and equipment. They are commonly used in industries such as construction, mining, agriculture, transportation, and manufacturing.

The high load capacity of heavy-duty gears is a critical feature that distinguishes them from standard gears. These gears are specifically designed to handle and transmit substantial loads without failure. Here are some factors that contribute to the high load capacity of heavy-duty gears:

1.Material Selection: Heavy-duty gears are typically made from high-strength materials, such as alloy steel, which can withstand the immense forces and stresses associated with heavy loads. These materials have excellent mechanical properties, including high tensile and yield strength, which allow the gears to bear heavy loads without deformation or failure.
2.Gear Geometry: The tooth profile and geometry of heavy-duty gears are carefully designed to maximize load-bearing capacity. The teeth are often larger and thicker than those of standard gears to distribute the load over a greater surface area, reducing the risk of tooth breakage or wear.
3.Precision Machining: Heavy-duty gears undergo precision machining to ensure accurate tooth profiles and minimal backlash. The precise fit between the gear teeth helps distribute loads evenly and prevents concentration of stress on individual teeth, which can lead to failure.
4.Heat Treatment: Heavy-duty gears are often heat-treated to enhance their hardness and wear resistance. Heat treatment processes, such as carburizing and quenching, create a hard surface layer that can withstand heavy loads and resist wear.
5.Tooth Profile Optimization: Engineers may use specialized tooth profiles, such as involute or cycloidal, to maximize the load-carrying capacity while maintaining smooth and efficient power transmission.
6.Lubrication and Cooling Systems: Many heavy-duty gear systems incorporate advanced lubrication and cooling systems to reduce friction and dissipate heat. Proper lubrication is essential for preventing excessive wear and extending the life of the gear components.
7.Large Size: In addition to material and geometry, the physical size of heavy-duty gears is often larger to provide more surface area for load distribution. Larger gears also allow for larger-diameter shafts, which can handle higher torques.
8.Bearings and Support Structures: The supporting structures and bearings for heavy-duty gear systems are designed to withstand the loads imposed on the gears. These components are an integral part of the overall load-bearing capacity of the system.

The combination of these factors ensures that heavy-duty gears can handle the extreme forces and loads in applications where standard gears would be inadequate. This high load capacity is essential for the reliable and safe operation of heavy machinery in industries such as construction, mining, and transportation, where heavy loads are commonplace.