{"id":4019,"date":"2026-07-03T03:21:44","date_gmt":"2026-07-03T03:21:44","guid":{"rendered":"https:\/\/agriculturalgearboxes.top\/?post_type=product&p=4019"},"modified":"2026-07-07T05:16:37","modified_gmt":"2026-07-07T05:16:37","slug":"hc-rc31-lawn-mower-series-gearbox","status":"publish","type":"product","link":"https:\/\/agriculturalgearboxes.top\/pl\/product\/hc-rc31-lawn-mower-series-gearbox\/","title":{"rendered":"HC-RC31 Lawn Mower Series Gearbox"},"content":{"rendered":"
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Agricultural Machinery | UK B2B Supply<\/p>\n

HC-RC31 Lawn Mower Series Gearbox \u2014 Precision Drive Solutions for UK Farming Operations<\/h2>\n

Engineered for demanding agricultural environments, the HC-RC31 agricultural gearbox delivers reliable power transmission across a wide range of field machinery. Trusted by UK contractors and farm machinery dealers seeking consistent performance and long service life.<\/p>\n

UZYSKAJ OFERT\u0118<\/a><\/p>\n<\/div>\n<\/div>\n

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Request a Quote \u2014 HC-RC31<\/a><\/div>\n<\/div>\n

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What Makes the HC-RC31 Agricultural Gearbox the Right Choice for UK Machinery?<\/h2>\n

\"Skrzynia The HC-RC31 agricultural gearbox has been designed from the ground up to meet the specific demands of professional farming operations across the United Kingdom. With a rated input speed of 540 rpm \u2014 perfectly aligned with the standard UK tractor PTO specification \u2014 this unit integrates seamlessly into both new machinery builds and replacement applications on existing farm equipment. Its compact yet robust cast iron housing, precision-cut helical gears, and carefully selected bearing arrangements ensure that power is delivered cleanly and consistently, whether you are driving a spreader, a mower, or a purpose-built harvesting attachment.<\/p>\n

Operating across four available gear ratios \u2014 1:1.46, 1:1.69, 1:1.93, and 1:2.3 \u2014 the HC-RC31 agricultural gearbox gives machinery designers and farm engineers a meaningful degree of flexibility when matching output speed to implement requirements. A rated power capacity of 30 HP positions this unit comfortably within the mid-range working category that covers the vast majority of trailed and mounted implements in active use across British farms today. Whether your operation runs arable, livestock, or mixed, this gearbox offers a genuinely practical fit for a wide spread of tasks without overengineering or unnecessary cost.<\/p>\n<\/div>\n

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Core Product Advantages<\/h2>\n
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Multi-Ratio Flexibility<\/h3>\n

Four selectable gear ratios (1:1.46 to 1:2.3) allow the HC-RC31 agricultural gearbox to match diverse implement speed requirements without the need for secondary speed adapters or custom drives.<\/p>\n<\/div>\n

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540 rpm PTO Compatibility<\/h3>\n

Rated input at 540 rpm \u2014 the UK standard tractor PTO speed \u2014 means no adaptor is required for direct driveline integration on common British tractor brands including John Deere, New Holland, Claas, and Fendt.<\/p>\n<\/div>\n

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Durable Cast Iron Construction<\/h3>\n

The housing material and internal gear geometry are chosen specifically for vibration damping and thermal stability during sustained field operation \u2014 critical in UK conditions where duty cycles can be long and ambient temperatures unpredictable.<\/p>\n<\/div>\n

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Optic Axis \/ Aper Spline Input<\/h3>\n

The 3\/8 Z6 optic axis with aper spline input shaft design delivers broad shaft compatibility, reducing the sourcing complexity typically encountered when specifying replacement agricultural gearboxes for older or imported implement models.<\/p>\n<\/div>\n

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Compact 21.5 kg Net Weight<\/h3>\n

At just 21.5 kg, the HC-RC31 agricultural gearbox sits within a weight class that allows single-person installation in most implement configurations, simplifying on-farm maintenance and end-of-season service routines across UK agricultural businesses.<\/p>\n<\/div>\n

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30 HP Rated Capacity<\/h3>\n

Rated at 30 HP, the HC-RC31 agricultural gearbox covers the power band used by the majority of mid-weight mounted implements across UK arable and grassland operations, with sufficient headroom for intermittent peak loads during demanding tasks.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Technical Specifications \u2014 HC-RC31 Agricultural Gearbox<\/h2>\n

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Parametr<\/th>\nWarto\u015b\u0107 \/ Specyfikacja<\/th>\n<\/tr>\n<\/thead>\n
Przedmiot<\/td>\nHC-RC31<\/td>\n<\/tr>\n
Stosunek<\/td>\n1:1.46 \/ 1:1.69 \/ 1:1.93 \/ 1:2.3<\/td>\n<\/tr>\n
Z\u0119by<\/td>\n22\/15 \/ 22\/13 \/ 29\/15 \/ 28\/12<\/td>\n<\/tr>\n
Modu\u0142<\/td>\n5.08 \/ 5.0 \/ 4.0 \/ 4.0<\/td>\n<\/tr>\n
Moc (KM)<\/td>\n30<\/td>\n<\/tr>\n
Znamionowe wej\u015bcie<\/td>\n540 obr.\/min<\/td>\n<\/tr>\n
Opis wej\u015bcia\/wyj\u015bcia<\/td>\n3\/8 Z6 \/ Optic axis aper spline<\/td>\n<\/tr>\n
Weight (N.W.)<\/td>\n21.5 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

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How the HC-RC31 Agricultural Gearbox Works \u2014 Principle, Materials and Application Scenarios<\/h2>\n
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Operating Principle<\/h3>\n

The HC-RC31 agricultural gearbox operates on a single-stage or compound helical gear principle, transmitting rotational torque from the tractor PTO input shaft to the implement output shaft at a defined ratio. Input torque enters via the 3\/8 Z6 spline shaft at 540 rpm, is transferred through precision-machined gear pairs with tooth profiles engineered for quiet running and load distribution, and exits through the output shaft at the selected ratio speed. The result is smooth, predictable torque multiplication suited to the variable load profiles common in UK field conditions \u2014 from light-duty broadcasting work to sustained heavy cutting.<\/p>\n<\/div>\n

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Materials and Build Quality<\/h3>\n

The outer casing is manufactured from grey cast iron, selected for its damping capacity and resistance to deformation under sustained torsional stress. Internal gear sets are produced from medium-carbon alloy steel, carburised and case-hardened to achieve a hard surface layer while retaining a tough, ductile core \u2014 a standard that resists pitting and spalling under cyclical loading. Bearings are deep groove or tapered roller type, seated in machined housings to precise tolerances. Seals are selected to withstand agricultural lubricant grades and typical field temperature ranges encountered across England, Scotland, and Wales.<\/p>\n<\/div>\n

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Typical Application Scenarios<\/h3>\n

In UK farm machinery, the HC-RC31 agricultural gearbox is most commonly specified in rotary mowers, manure spreaders, fertiliser broadcasters, bale wrappers, and belt or chain conveyor drives on trailers. It is equally well suited to purpose-built harvesting attachments where consistent output speed is critical for crop quality. OEM machinery manufacturers in the UK have also used this series of agricultural gearbox when designing semi-custom attachments for root crop, brassica, and soft fruit operations where the standard off-the-shelf power transmission components lack the required ratio granularity.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Agricultural Gearbox Application Areas<\/h2>\n

Beyond standard tractor-implement drives, agricultural gearbox technology is critical in specialist harvesting systems where precision and durability must work together under continuous field loads. Two growing application sectors worth noting for UK contractors sourcing drive components:<\/p>\n

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Sugarcane Harvester Elevator Drives<\/h3>\n

High-capacity sugarcane harvesters place exceptional demands on slew and elevator drive gearboxes, requiring precise load sharing and structural robustness throughout harvest cycles.<\/p>\n

Precision Elevator Slew Gearboxes for High-Capacity Sugarcane Harvesters \u2192<\/a><\/p>\n<\/div>\n

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Sugarcane Harvester Base Cutter Drives<\/h3>\n

The base cutter is the most mechanically stressed point of any cane harvester. Gearboxes in this position must handle high shock loading at the cutting interface while maintaining accurate rotational consistency.<\/p>\n

Base Cutter Gearbox for Sugarcane Harvesters: Precision Power for the Toughest Cut \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Customer Success \u2014 Real-World Results with HC-RC31<\/h2>\n

Agricultural gearbox reliability is ultimately proven in the field, not in a catalogue. Here is how three UK-based and international customers have found the HC-RC31 in practice.<\/p>\n

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Case Study \u2014 UK Arable Contractor, Lincolnshire<\/p>\n

Reducing Gearbox Downtime During Spring Drilling Season<\/h3>\n

\"SkrzyniaA mid-sized arable contracting business operating across Lincolnshire and the East Midlands was experiencing repeated failures with their previous-supplier agricultural gearbox units fitted to their fertiliser spreader fleet. Seal failures and bearing wear were causing unplanned downtime during the critical spring drilling window. After switching to HC-RC31 agricultural gearboxes across eight spreader units, the contractor reported zero gearbox-related stoppages through an entire spring and summer season covering over 3,400 hectares. The operations manager noted that the consistency of the spline shaft fit made for significantly faster swap-outs when planned maintenance was due, reducing workshop time by an estimated 35% per service cycle compared to their previous supplier units.<\/p>\n<\/div>\n

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“We specified the HC-RC31 agricultural gearbox for a custom bale wrapping attachment we built for a Yorkshire sheep farmer. The ratio options gave us exactly the output speed we needed without any secondary drive modification. Eighteen months later, the unit has needed nothing but an oil change.”<\/p>\n

\u2014 Agricultural Machinery Manufacturer, Yorkshire, UK<\/p>\n<\/div>\n

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“As a farm machinery dealer covering Kent and East Sussex, we stock several HC-RC31 gearboxes as replacement units. Our customers find the technical spec straightforward to match and the units arrive well packed with documentation included. Competitive pricing for the quality level.”<\/p>\n

\u2014 Agricultural Parts Dealer, South East England, UK<\/p>\n<\/div>\n

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“We import and distribute agricultural equipment in Ireland and have been sourcing the HC-RC31 agricultural gearbox for two seasons now. Lead times have been reliable, and the technical support team helped us confirm compatibility with our specific implement design before we committed to an initial order. Very professional supply chain experience.”<\/p>\n

\u2014 Farm Equipment Importer, Dublin, Ireland<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Our Manufacturing Facility and Product Customisation Capability<\/h2>\n

The HC-RC31 agricultural gearbox is produced in a purpose-built manufacturing facility equipped with CNC gear hobbing, gear grinding, and coordinate measurement equipment operating to ISO 9001-aligned process controls. Raw material traceability, in-process dimensional checks, and final assembly leak and run tests are standard for every batch before shipment. The facility holds the manufacturing depth to support product customisation across a broad range of parameters \u2014 including output shaft configuration, mounting flange geometry, gear ratio adjustment, paint or coating specification, and branding requirements for OEM customers. UK-based machinery manufacturers and importers are welcome to discuss bespoke agricultural gearbox requirements directly with our engineering team, whether the project involves a small pilot batch or full production quantities. Custom documentation packages, including dimensional drawings, material certificates, and test reports, can be supplied to meet the requirements of UK dealerships and end-user specifications.<\/p>\n

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Get a Quote \u2014 Custom Agricultural Gearbox<\/a><\/div>\n<\/div>\n

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Frequently Asked Questions \u2014 HC-RC31 Agricultural Gearbox<\/h2>\n

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\nWhich UK tractor brands is the HC-RC31 agricultural gearbox compatible with, and does it fit standard 540 rpm PTO outputs?
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The HC-RC31 agricultural gearbox is rated at a 540 rpm input speed, which is the standard low-speed PTO specification used across the vast majority of tractors sold in the UK \u2014 including John Deere, New Holland, Massey Ferguson, Claas, Fendt, Valtra, and Case IH models. The 3\/8 Z6 optic axis aper spline input shaft is directly compatible with standard PTO drive shafts used in British farming operations, so no adaptor is required for most direct-connection applications. If you are working with an older or non-standard shaft specification, our technical team can advise on the correct adaptor arrangement before you place an order.<\/div>\n<\/details>\n<\/div>\n

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\nWhat is the price of the HC-RC31 agricultural gearbox, and how do I get a quote for bulk supply to my UK farm machinery dealership?
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Pricing for the HC-RC31 agricultural gearbox depends on the gear ratio configuration selected, order quantity, and any customisation requirements such as modified output shafts or OEM branding. We supply UK dealerships and importers at tiered volume pricing, so the per-unit cost reduces meaningfully at higher order quantities. To receive an accurate quote, please email sales@agriculturalgearboxes.top with your required ratio, approximate annual volume, and delivery address in the UK. We typically respond with a formal quotation within one business day.<\/div>\n<\/details>\n<\/div>\n

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\nHow long does delivery take when ordering HC-RC31 agricultural gearboxes to England, Scotland, or Wales?
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Standard stock units typically ship within 5 to 7 working days from order confirmation, with sea freight to UK ports taking approximately 25 to 35 days depending on the shipping route and season. Air freight options are available for urgent requirements. For UK-based dealerships requiring regular stock, we can discuss a forward-order arrangement that keeps buffer stock ready to ship on shorter lead times. We work with established freight forwarders familiar with UK customs requirements post-Brexit, so import documentation is handled correctly for smooth clearance.<\/div>\n<\/details>\n<\/div>\n

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\nCan you supply a custom agricultural gearbox based on the HC-RC31 platform with a different gear ratio or modified output shaft for our UK implement design?
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Yes. Our factory supports a structured product customisation programme built around the HC-RC31 agricultural gearbox platform. Modifications available include alternative gear ratios beyond the four standard options, custom output shaft dimensions and keyway configurations, modified mounting flange patterns, alternative surface coatings for corrosion resistance, and OEM labelling. Minimum order quantities for custom variants are discussed case by case, and we can provide dimensional drawings and prototype samples for approval before production commences. UK machinery manufacturers are encouraged to share their drawing requirements directly with our engineering team via email.<\/div>\n<\/details>\n<\/div>\n

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\nWhere can I find a reliable agricultural gearbox supplier for small farm machinery manufacturers based in the UK who need consistent quality at a competitive cost?
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Small and medium UK machinery manufacturers looking for a dependable agricultural gearbox supplier will find that the HC-RC31 range offers a strong balance of technical specification, build quality, and supply reliability. We have a dedicated export team supporting UK customers with pre-sales technical advice, clear quotations, and post-shipment documentation. Unlike some large industrial suppliers, we are able to accommodate lower initial order quantities to allow new customers to trial and approve the product before committing to full production volumes. Contact us by email to start a conversation about your specific requirements.<\/div>\n<\/details>\n<\/div>\n

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\nWhat lubricant should I use in the HC-RC31 agricultural gearbox, and how often does the oil need to be changed in UK field conditions?
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The HC-RC31 agricultural gearbox is designed to run on an EP80W-90 or EP85W-140 gear oil, which is widely available from UK agricultural merchants and motor factors. For UK seasonal operations \u2014 particularly through the colder months common in northern England and Scotland \u2014 the 80W-90 grade is generally preferred for its better cold-start viscosity characteristics. Under normal farm use, an initial oil change at 50 operating hours after commissioning is recommended to flush any running-in particles, followed by annual changes thereafter. In particularly dusty or wet field conditions, a mid-season check and top-up is good practice to maintain seal integrity and bearing lubrication.<\/div>\n<\/details>\n<\/div>\n<\/div>\n


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