Descrição
HC-68° Lawn Mower Series Gearbox
High-performance 30HP / 540 rpm rated lawn mower gearbox — engineered for professional turf management, estate groundskeeping and contract mowing operations across the United Kingdom.

At a Glance
What Makes the HC-68° Lawn Mower Gearbox the Right Choice for UK Agricultural Contractors?
The HC-68° lawn mower gearbox is a professional-grade power transmission unit built specifically for rotary and flail mowing applications where consistent output torque, robust construction and reliable PTO compatibility are non-negotiable. With a 68-degree bevel angle, 1:1 gear ratio and a module of 4.23 across 19/19 teeth, this gearbox delivers the smooth, direct power transfer demanded by estate managers, local authority grounds teams and agricultural contractors throughout England, Scotland and Wales. The unit accepts a standard 540 rpm PTO input and is rated to handle 30 horsepower, making it suitable for medium-duty tractor-mounted mowers used on pasture, verges, sports turf and amenity grassland. At just 13.2 kg, the HC-68° is compact enough for easy mounting yet substantial enough to absorb the shock loads that characterise professional mowing work. Whether you operate a John Deere, Claas, New Holland or Massey Ferguson tractor, the PTO spline and optic axis interface options provide the flexibility needed to integrate this unit into a wide range of existing drivetrain configurations without costly adaptor components.
Especificações técnicas

HC-68° Lawn Mower Gearbox — Engineering Drawing & Dimensional Reference
Engineering Principle, Materials and Operating Conditions

The HC-68° transmits rotational power from the tractor PTO shaft through a precision-ground bevel gear pair set at a fixed 68-degree shaft crossing angle. This geometry is a deliberate engineering choice: it allows the gearbox to sit compactly within the deck structure of a side-discharge or rear-discharge mower while directing power efficiently to the blade spindle without the torsional losses associated with wider-angle solutions. The 1:1 ratio ensures that blade tip speed is directly proportional to engine speed, giving operators precise control over cutting quality simply by adjusting tractor throttle.
The gear set is manufactured from case-hardened alloy steel, ground to DIN quality standards, and runs in a sealed housing that is filled with high-viscosity gear oil at the factory. The housing itself is produced from ductile iron, chosen for its combination of machinability, impact resistance and dimensional stability across the temperature range encountered in UK outdoor environments — from sub-zero frost conditions in February to summer heat on exposed southern paddocks. Sealed double-row bearings at both input and output shafts prevent ingress of water, crop debris and fine soil particles, which are the primary causes of premature wear in lawn mower gearboxes operating in British conditions.
Why UK Operators Choose the HC-68° Gearbox
Where the HC-68° Lawn Mower Gearbox Is Used Across the UK
Across the United Kingdom, the HC-68° lawn mower gearbox has established a strong track record in demanding professional mowing environments. County councils and local highway authorities fit this gearbox into verge mowers that operate along A-roads and B-roads throughout England and Wales, where stone strikes, embedded debris and inconsistent ground conditions place exceptional shock loads on drivetrain components. Golf clubs and sports ground contractors across Scotland and the South of England rely on it for outfield and rough-cut rotary mowing, where blade spindle power delivery must remain consistent across an entire season without mid-season service interruptions. Large estate farms in Yorkshire, Lincolnshire and the East Midlands integrate the HC-68° into flail mower rebuilds, taking advantage of its standardised spline output to maintain commonality across a mixed implement fleet. Agricultural machinery dealers in Northern Ireland and the Republic of Ireland have reported strong repeat-purchase rates from customers who appreciate the unit’s reliability when operating in the high-rainfall environments typical of western British Isles farming regions.
Explore Related Agricultural Gearbox Products
HC-RV022 (X) Aluminum Box Series Gearbox
Lightweight aluminium housing gearbox for weight-sensitive implements. Ideal for compact tractor mowers, fertiliser spreaders and light-duty PTO applications across UK market conditions.
HC-RV010 Aluminum Box Series Gearbox
Compact aluminium gearbox designed for entry-level and mid-range mowing implements. Suited to garden tractors and smaller 3-point linkage mowers where weight and cost efficiency are priorities.
Customer Success — Real Results from UK Agricultural Operations
Verified operator feedback from British agricultural contractors and estate management teams.
Derbyshire Countryside Contractors Ltd — Highway Verge Mowing Fleet
Desafio: Derbyshire Countryside Contractors Ltd manages verge mowing contracts for two county council districts in the East Midlands, operating a fleet of twelve tractor-mounted rotary mowers across April–October each season. Previous gearboxes in the fleet were failing at an average rate of two units per season due to bearing contamination caused by frequent stream crossings and wet-field access. The resulting downtime was costing the business approximately GBP 3,400 per season in emergency parts procurement and lost contract days.
Resultado: Following replacement of all twelve units with HC-68° lawn mower gearboxes, the business completed the following two full mowing seasons with zero gearbox failures. The IP-rated sealed bearings and factory-filled lubrication system proved effective at resisting water ingress even under the worst conditions encountered on Derbyshire country lanes. The fleet manager estimates net savings of GBP 6,200 across the two seasons, attributing the improvement entirely to the elimination of unplanned maintenance stops during peak mowing windows.
“We’ve been running HC-68° gearboxes on our flail mowers for two seasons now. The consistency between units means our mechanics can service any machine in the fleet without having to stock a variety of different parts. Ordering is straightforward and delivery to our Yorkshire depot is prompt.”
“As a golf course manager responsible for rough and semi-rough areas on a links course in Fife, I need mowing equipment that does not break down mid-round. The HC-68° has been absolutely reliable through wind, rain and what passes for summer in Scotland. Very pleased with the value against alternatives we have tried.”
“We ordered a batch of ten HC-68° units for our hire machinery fleet. The price was genuinely competitive for the build quality we received. Our workshop team commented that the tolerances are tight and the surface finish on the gear housing is better than a comparable product we were sourcing domestically. Will be ordering again.”
Manufacturing Facility & Custom Gearbox Capability
A significant proportion of our UK B2B customers require product customisation. We offer a comprehensive bespoke service that covers modified gear ratios beyond the standard 1:1 configuration, alternative housing materials including aluminium alloys for weight-sensitive applications, altered shaft dimensions and keyway profiles to suit non-standard implement interfaces, custom surface coatings for corrosion resistance in coastal or high-humidity environments, and private-label packaging for machinery dealers who wish to supply HC-68° units under their own brand identity. Lead times for customised batches are typically 20–35 working days depending on specification complexity, and our engineering team will provide a full dimensional confirmation drawing for customer approval before production commences.
Frequently Asked Questions — HC-68° Lawn Mower Gearbox
Ready to Order or Request a Sample?
Our UK B2B sales team responds within one business day. Send your enquiry with quantity, application details and delivery address for a complete quotation.
editado por gzl


