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What We Manufacture
Discover a wide selection of agricultural gearboxes designed for durability, efficiency, and compatibility with a variety of farming equipment worldwide.
  • The BA series aluminum housing gearboxes (typically classified under right-angle gearboxes or spiral bevel gearboxes) are engineered for high-performance power transmission and 90-degree directional changes in industrial automation and mechanical drive systems. Featuring a lightweight yet robust cast aluminum alloy housing, this series achieves an optimal balance of structural rigidity, corrosion resistance, and thermal efficiency. Typical Applications• Industrial automation equipment and conveyor systems• Packaging and material handling machinery• Food processing equipment requiring clean and lightweight drive solutions• Agricultural machinery and auxiliary power transmission drives
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    BA Series Aluminum Housing Gearboxes
  • B Series Cast Iron Gearboxes
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    B-series cast iron right-angle gearbox (spiral bevel gear steering box) is specially developed for power transmission and 90-degree transmission steering of agricultural machinery and equipment such as agricultural wood chippers, rotary tillers, and agricultural conveying mechanisms. The box is made of high-strength cast iron, which has excellent impact load resistance and vibration resistance, as well as excellent pressure resistance, wear resistance, and long-term sealing characteristics, and can adapt to harsh field working environments such as dusty fields, muddy water immersion, and heavy alternating loads.Typical application fields•Agricultural wood chipper•Rotary tillage machinery•Bundling and packaging machinery
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    B Series Cast Iron Gearboxes
  • A-series cast iron angle gearbox contains various angle structures and is specially designed for applications such as pipeline transmission of beam carriers and multi-cutter heads of lawn mowers to realize power commutation and orthogonal/oblique torque transmission. The high-strength cast iron box has excellent vibration and impact resistance, reliable sealing protection level, and can adapt to various complex agricultural working conditions such as muddy dust in the field and long-term continuous heavy-duty operation. At the same time, with solid bearing capacity, it can be compatible with the corner transmission requirements of heavy engineering equipment such as beam carriers, and one machine can adapt to multiple use scenarios.Typical application fields• Grain truck pipeline• Lawn mower
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    A Series Right Angle Gearboxes
  • C-series Inline Gearboxes
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    C-series integrated conjoined gearbox is divided into two versions: an aluminum alloy shell and a cast iron shell. It adopts a multi-box coaxial rigid conjoined structure, which can freely match the number of boxes and adjust the total installation length of the assembly according to the working width of machines and tools. The integrated series drive design can ensure the synchronous operation of multiple output shafts, and the torque distribution is uniform without speed deviation; The aluminum shell has light weight and excellent heat dissipation efficiency, and is suitable for small and medium horsepower light fertilizer spreading equipment; The cast iron model has a thick structure and strong torsional bearing capacity, which can cope with the continuous heavy-load working conditions of large-width, heavy-load organic fertilizer spreading equipment. The overall modular assembly is simple and convenient, and the installation adaptability is wide, which can match the long-span multi-point power output requirements of various types of fertilizing and throwing agricultural machinery.Typical application fields• Manure spreader
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    C-series Inline Gearboxes
  • Parallel Shaft Gearboxes
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    P-series parallel shaft gearboxes are divided into two categories: aluminum alloy shell and cast iron shell. The parallel shaft fixed-shaft gear arrangement structure is adopted, and the input and output are arranged in parallel, so the transmission path is straight and smooth, and the power transmission loss is lower.The overall lightweight design of aluminum alloy box body, reasonable layout of cooling air duct of the shell, controllable temperature rise after long-term continuous operation, and suitable for equipment conditions with low and medium load and limited weight of the whole machine; The cast iron shell type box has sufficient wall thickness, strong structural rigidity, outstanding ability to resist instantaneous impact load and larger bearing margin of teeth, which can stably cope with the fluctuating load of crushing and rolling equipment. Multi-gear standard reduction ratios cover a variety of requirements, from high-speed transmission to large torque reduction. The installation base of the box is regular, and the assembly and alignment are convenient, which is suitable for the supporting transmission requirements of non-standard equipment in many industries.Typical application fields• PTO generator• Wood crusher• Fertilizer spreader• Feed Mixer
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    Parallel Shaft Gearboxes
  • Hydraulic Drive Gearboxes
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    D series is a hydraulic motor directly connected steering gearbox, and the standard hydraulic motor flange installation position is reserved at the input end, which enables direct connection between the hydraulic power source and the box without an adapter plate and simplifies the layout of the whole hydraulic transmission pipeline. A cast iron box is adopted as a whole, so the machining accuracy of the flange joint surface is high, and oil leakage is not easy to occur at the flange during operation; After precise grinding, the internal bevel gear has stable transmission and stable torque output under the working conditions of pressure fluctuation and frequent start-stop in the hydraulic system. A variety of axle diameters and fixed speed ratio specifications can be selected to match different displacement hydraulic motors, which are specially tailored for the hydraulic drive system of orchard fertilization equipment and organic fertilizer spreading machines, and are suitable for the use environment of field bumping operation and intermittent start-stop operation.Typical application fields•Orchard fertilizer spreader
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    Hydraulic Drive Gearboxes
  • Special Purpose Gearboxes
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    The six series of PL, RD, BL, SP, HV, and HR all develop special gearboxes for the whole agricultural machinery, abandon the redundant structure of the general box, and make structural customization design according to the corresponding agricultural machinery workload, installation space, and vibration conditions. Tooth shape, box wall thickness, oil seal specification and output shaft bearing capacity are all adjusted to the operating characteristics of standard machines, facing the harsh environment such as high dust, muddy water immersion and periodic impact load in the field, so that one machine can match the core transmission point of an agricultural machine, and the operation failure rate is low, which can meet the needs of long-term continuous field operation of agricultural machines.
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    Special Purpose Gearboxes
  • Custom Gearboxes
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    If you don't find a gearbox in our standard product series that adapts to the equipment's working conditions, size parameters, and load requirements, we have a professional technical team to provide all-round non-standard customization services. Relying on professional transmission design technology and a mature production system, we provide customized solutions completely according to your equipment usage scenarios, torque and speed, installation space, working environment, and service life requirements.
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    Custom Gearboxes
  • Here is a collection of all kinds of original gearbox supporting parts and replacement spare parts. It covers core accessories such as spiral bevel gears, gear shafts, and transmission shafts, and supports the off-the-shelf supply of standard parts and the matching use of products. The spare parts have high precision, wear resistance, and durability, which perfectly meet the needs of maintenance, replacement, and upgrading of various reducers, quickly solve faults in transmission equipment, and shorten downtime.
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    Gearbox Spare Parts & Components
Hangzhou Hengnie Machinery Co., Ltd.
RECOMMEND PRODUCTS
Explore Our Most Popular Agricultural Gearbox Solutions
  • BA73 Series Aluminum Housing Right Angle Spiral Bevel Gearbox with Solid Shafts BA73 Series Aluminum Housing Right Angle Spiral Bevel Gearbox with Solid Shafts
    Product OverviewBA73 Series Aluminum Housing Right Angle Spiral Bevel Gearbox with Solid Shafts is a right-angle spiral bevel gearbox designed with an aluminum alloy housing structure. It is mainly used in industrial equipment that requires high-efficiency transmission, stable operation, and compact installation space. Through the spiral bevel gear transmission mechanism, this gearbox changes the direction of power transmission, allowing the input shaft and output shaft to be arranged at a 90° angle to meet the transmission requirements of complex mechanical structures.The BA73 series features a high-strength aluminum alloy housing, offering lightweight construction, excellent heat dissipation, and corrosion resistance. Combined with precision-machined gear components and solid output shaft design, it provides reliable torque transmission performance and extended service life. The compact structure and flexible installation options make it suitable for automation equipment, conveyor systems, packaging machinery, food processing machinery, and other industrial transmission applications.This series of gearboxes focuses on achieving a balance between transmission efficiency and operational stability. The optimized gear meshing design helps reduce operating noise and vibration while improving the overall reliability of the equipment.
  • ND RD1552 Heavy-Duty Drive Unit for Farm Power Harrow Machine ND RD1552 Heavy-Duty Drive Unit for Farm Power Harrow Machine
    Product OverviewThe ND RD1552 heavy-duty drive unit is designed for farm power harrow machines under high-load tillage scenarios. Built with a reinforced transmission structure, it can sustain larger torque demands during deep tillage and heavy soil-crushing tasks. This heavy-duty power transfer component offers dependable driving force and adapts to medium and large tillage machinery used on commercial farms.
  • ND RD1951 Clutch Variable-Speed Transmission Assembly for Power Harrow ND RD1951 Clutch Variable-Speed Transmission Assembly for Power Harrow
    Product OverviewThe ND RD1951 clutch variable-speed transmission assembly is a multifunctional power transfer component developed for power harrow machinery. Integrating clutch and speed adjustment functions, operators can control power connection and adjust rotary speed flexibly according to soil conditions. The modular transmission design brings flexible operating experience and fits most power harrow equipment requiring adjustable working speed.
  • ND BL260 Gearbox for Agricultural Baler ND BL260 Gearbox for Agricultural Baler
    Product OverviewThe ND BL260 is a dedicated transmission gearbox developed to match agricultural baler equipment. Optimized for the continuous cyclic operation of baling machinery, it transfers stable torque to complete crop compressing and bundling work. This sturdy transmission component can cope with frequent load fluctuations during straw and hay baling, acting as a dependable core drive part for farm baling operations.
  • ND B684 Cast Iron 68‑Degree Drive Unit for Grain Transport Vehicle ND B684 Cast Iron 68‑Degree Drive Unit for Grain Transport Vehicle
    Product OverviewThe ND B684 is a heavy-duty cast iron 68-degree drive unit designed specifically for agricultural grain transport vehicles. Featuring rugged integral cast iron housing and professional 68° steering transmission performance, it adapts to high-load and long-distance grain transportation working conditions. This heavy-duty transmission unit provides durable and torque-sufficient power drive, supporting stable operation of large-capacity grain transport equipment in complex farm environments.
  • ND BA901 Compact Aluminum Gearbox for Mini Winch Agricultural Machinery ND BA901 Compact Aluminum Gearbox for Mini Winch Agricultural Machinery
    Product OverviewThe ND BA901 compact aluminum gearbox is a mini‑size transmission component tailored for agricultural mini winch devices. It converts input power to suitable torque output to support winding and pulling movements of small‑scale farm hoisting machinery. Its miniaturized aluminum build occupies little space and suits compact winch assembly requirements.
  • BA802 Series 3-Way Aluminum Housing Right Angle Gearbox with Dual Output Splined Shafts BA802 Series 3-Way Aluminum Housing Right Angle Gearbox with Dual Output Splined Shafts
    Product OverviewThe BA802 Series is a professional 3-way right-angle gearbox with an aluminum housing and dual splined output shafts, custom-designed for the multi-power distribution demands of modern agricultural equipment. This three-port transmission structure realizes one-way power input and multi-direction stable power output, perfectly matching the synchronous driving requirements of multi-component farm machinery. The lightweight aluminum structure and dual spline shaft design deliver efficient and balanced power distribution for diversified agricultural transmission scenarios.
  • ND HR409 Agricultural Rake Gearbox 1 Input 9 Output Shafts ND HR409 Agricultural Rake Gearbox 1 Input 9 Output Shafts
    Product OverviewThe ND HR409 agricultural rake gearbox adopts a 1-in, 9-out multi-shaft transmission design, developed for large-scale farm forage collection equipment. It distributes driving power to nine groups of raking mechanisms simultaneously, supporting wide-width continuous hay gathering work. This power distributor improves the working efficiency of large pasture machinery and realizes centralized arrangement of multiple raking arms.
  • ND B151 90° Helical Gearbox Vertical Mount with Cast Iron Transmission Case ND B151 90° Helical Gearbox Vertical Mount with Cast Iron Transmission Case
    Product OverviewThe ND B151 Vertical Mount 90° Helical Gearbox is a heavy-duty cast iron transmission unit engineered for agricultural and industrial heavy-load power transmission. Featuring a professional helical gear structure, it achieves precise 90° power direction conversion and is specially optimized for vertical installation layouts, perfectly fitting compact mechanical assembly requirements.Built with a rugged cast iron housing, this gearbox delivers exceptional rigidity, shock resistance, and dust and corrosion resistance, adapting to harsh farm and industrial working conditions. Equipped with precision-machined helical gear sets, it ensures smooth meshing, stable torque output, and low vibration during continuous heavy-load operation. Its compact vertical structure offers flexible installation compatibility, serving as a reliable transmission core for various agricultural machinery and industrial equipment.
  • ND HR410 Farm Rake Transmission Unit 1 Input 11 Output Shafts ND HR410 Farm Rake Transmission Unit 1 Input 11 Output Shafts
    Product OverviewThe ND HR410 farm rake transmission unit with 1 input shaft and 11 output shafts is a heavy-duty power split component for large pasture hay raking machinery. It converts a single power input into eleven independent power outputs to drive wide-arrangement raking arms. Designed for commercial large farms, it provides reliable power distribution for large-width continuous straw and forage collection.
  • ND A609 Cast Iron Agricultural Gearbox for Farm Baler Equipment ND A609 Cast Iron Agricultural Gearbox for Farm Baler Equipment
    Product OverviewThe ND A609 cast iron agricultural gearbox is a dedicated transmission component developed for farm baler equipment. Built with a robust cast iron housing and an optimized gear transmission structure, it can withstand periodic impact loads during crop compression and baling processes. This reliable drive component delivers stable torque output, adapting to long-duration cyclic baling operations in most conventional farm working scenarios.
  • ND B315 Cast Iron Helical Gearbox with 90 Degree Vertical Installation for Agri Power Transmission ND B315 Cast Iron Helical Gearbox with 90 Degree Vertical Installation for Agri Power Transmission
    Product OverviewThe ND B315 vertical 90° helical gear unit is a solid cast iron transmission component designed specifically for agricultural power transfer tasks. Built for vertical mounting installation, it efficiently changes power direction at 90 degrees to fit upright machine structures on farm equipment. The heavy cast iron casing delivers strong rigidity and anti-vibration performance, ideal for long-hour operation in dusty and rough farm environments. With standard helical gear meshing, this gearbox provides steady power output, reliable running performance, and simple installation for daily agricultural transmission work.
ABOUT US
Your Trusted Partner in Agricultural Transmission Solutions
Founded in 2010, Hangzhou Hengnie Machinery Co., Ltd., located in Xiaoshan Industrial Park, Hangzhou, is a high-tech enterprise integrating R&D, production, sales, and technical services. It has been designated a National Specialized, Refined, and Innovative Enterprise. The company boasts a professional R&D team and numerous independent patents, focusing on the R&D and production of various agricultural machinery gearboxes and transmission components. Offering a complete range of products, it can customize to order and provides intelligent product customization services. The company owns the brands "ND," "AG," and "DY," and its products are compatible with various agricultural machinery and intelligent products. Over 85% of its products are exported to Europe, America, and Australia. With superior quality, technical strength, and excellent service, it has won global customer recognition. We sincerely welcome customers from all walks of life to cooperate for mutual benefit!
Hangzhou Hengnie Machinery Co., Ltd.
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OUR ADVANTAGES
Let's Checkout Our Unique Strength
  • Deep Industry Experience

    20+ years in agricultural transmission industry, familiar with overseas standards & field‑proven experience.

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  • Advanced R&D Capability

    High‑tech & specialized‑new enterprise, in‑house engineering team with patents for independent R&D.

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  • Flexible OEM & ODM Service

    Customization from drawings or samples, one‑stop service from design to mass‑production for OEM / ODM.

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  • Stable Manufacturing Capacity

    10,000㎡ smart factory, annual output 100,000 units, full‑process QC for reliable delivery of all order sizes.

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Engineered for Diverse Agricultural Applications
Our gearboxes are widely used in tillage, seeding, mowing, harvesting, irrigation, and other agricultural equipment, delivering efficient and reliable power transmission for demanding applications.
  • Tillage & Soil Preparation

  • Seeding & Fertilizing

  • Harvest & Material Handling

  • Garden & Ground Maintenance

  • Irrigation System

  • Non‑standard Special Machinery

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