{"id":4176,"date":"2026-07-09T05:03:01","date_gmt":"2026-07-09T05:03:01","guid":{"rendered":"https:\/\/agriculturalgearboxes.top\/?post_type=product&p=4176"},"modified":"2026-07-09T05:26:39","modified_gmt":"2026-07-09T05:26:39","slug":"hc-bgb9-lawn-mower-series-gearbox","status":"publish","type":"product","link":"https:\/\/agriculturalgearboxes.top\/vi\/product\/hc-bgb9-lawn-mower-series-gearbox\/","title":{"rendered":"HC-BGB9 Lawn Mower Series Gearbox"},"content":{"rendered":"
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Agricultural Gearbox \u2014 UK Supplier<\/p>\n

HC-BGB9 Lawn Mower Series Gearbox<\/h2>\n

Heavy-duty 30HP lawn mower gearbox engineered for commercial and estate groundskeeping across the United Kingdom \u2014 precision-built for 540 rpm PTO-driven cutting systems.<\/p>\n

Nh\u1eadn b\u00e1o gi\u00e1<\/a><\/p>\n<\/div>\n<\/div>\n

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Purpose-Built for Demanding Groundscare Operations<\/h2>\n

\"HC-BGB9The HC-BGB9 is a professional-grade lawn mower gearbox rated at 30HP continuous power, designed to handle the rigorous duty cycles found in UK estate management, local authority groundscare, golf course maintenance, and large-scale agricultural mowing. Built around a robust cast-iron or reinforced aluminium housing depending on configuration, this gearbox delivers consistent torque transfer between the tractor PTO shaft and the cutting deck, even across extended operating hours and challenging terrain conditions.<\/p>\n

With a rated input speed of 540 rpm and multiple gear ratio options covering 1:1, 1:1.35, 1:1.46, and 1:2, the HC-BGB9 gives groundscare operators true flexibility. Whether the requirement is for a straight 1:1 drive to maintain blade tip speed, or a step-up ratio to achieve higher output speeds on lighter grass conditions, this gearbox adapts without compromise. The 1 3\/8 Z6 and 13\/8 Z6 0pticaxis input configurations ensure compatibility with the vast majority of standard PTO drive shafts in use across the UK agricultural and groundscare sectors.<\/p>\n

\ud83d\udce7 Request a Quote<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Why the HC-BGB9 Stands Apart<\/h2>\n
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\u2699<\/div>\n

Multi-Ratio Flexibility<\/h3>\n

Four ratio options (1:1 through 1:2) mean a single gearbox model serves multiple machine platforms. Fleet procurement becomes simpler and spare-parts inventory is rationalised across your groundscare operation.<\/p>\n<\/div>\n

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\ud83d\udee0<\/div>\n

Precision-Cut Gear Profiles<\/h3>\n

Tooth counts of 16\/16, 23\/17, 22\/15, and 15\/30 across module sizes 6.35 and 5.0\/3.5 reflect genuine engineering optimisation. Each gear pair is CNC-hobbed and hardened to ensure quiet running and extended service intervals under continuous PTO loading.<\/p>\n<\/div>\n

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Proven 30HP Continuous Rating<\/h3>\n

At 23 kg net weight, the HC-BGB9 achieves an excellent power-to-weight ratio. The 30HP rating is a continuous duty figure, not a peak value, meaning the gearbox performs reliably across full-day mowing shifts without thermal runaway or premature wear.<\/p>\n<\/div>\n

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Universal PTO Compatibility<\/h3>\n

The 1 3\/8 Z6 and 13\/8 Z6 0pticaxis input shaft configurations align with Category 1 and Category 2 PTO standards, covering the great majority of two-wheel and four-wheel drive tractors operating in the UK from 40HP upwards.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/h2>\n
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Tham s\u1ed1<\/th>\nTh\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th>\n<\/tr>\n<\/thead>\n
Ng\u01b0\u1eddi m\u1eabu<\/td>\nHC-BGB9<\/td>\n<\/tr>\n
T\u1ef7 l\u1ec7<\/td>\n1:1 \/ 1:1.35 \/ 1:1.46 \/ 1:2<\/td>\n<\/tr>\n
R\u0103ng<\/td>\n16\/16 \/ 23\/17 \/ 22\/15 \/ 15\/30<\/td>\n<\/tr>\n
M\u00f4-\u0111un<\/td>\n6.35 \/ 5.0 \/ 5.0 \/ 3.5<\/td>\n<\/tr>\n
Power (HP)<\/td>\n30 HP (continuous)<\/td>\n<\/tr>\n
T\u1ed1c \u0111\u1ed9 \u0111\u1ea7u v\u00e0o \u0111\u1ecbnh m\u1ee9c<\/td>\n540 rpm<\/td>\n<\/tr>\n
Input\/Output Description<\/td>\n1 3\/8 Z6 \/ 13\/8 Z6 \u2014 0pticaxis<\/td>\n<\/tr>\n
Weight (N.W)<\/td>\n23 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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\"HC-BGB9<\/p>\n

HC-BGB9 dimensional drawing (for reference)<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Working Principle, Materials & Application Scenarios<\/h2>\n
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Bevel Gear Drive Principle<\/h3>\n

The HC-BGB9 operates on a straight or spiral bevel gear principle to redirect and adjust the rotational speed from the tractor PTO at 90 degrees to the cutting blade shaft below the mower deck. Incoming torque at 540 rpm passes through the input shaft into a hardened bevel pinion, which meshes with the crown wheel at the selected ratio. The resulting output speed drives the blade spindle at the optimal RPM for clean, efficient cutting across a range of grass and vegetation conditions. Oil bath lubrication ensures heat is continuously managed at the gear mesh interface, significantly extending bearing and gear life under sustained operation.<\/p>\n<\/div>\n

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Material & Construction<\/h3>\n

Housings are manufactured from high-grade ductile cast iron, providing excellent rigidity while absorbing vibration loads from the cutting deck. All internal gear sets are produced from 20CrMnTi alloy steel, carburised and case-hardened to 58-62 HRC at the tooth surface whilst retaining a tough core. Input and output shafts are precision-machined from 42CrMo4 steel, heat-treated to provide fatigue resistance under cyclic torque loading. Sealed high-capacity ball and taper roller bearings are used at all shaft journals. The input seal is a double-lip rotary type rated for outdoor exposure, and the housing breather valve prevents pressure build-up during extended mowing runs.<\/p>\n<\/div>\n

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Where HC-BGB9 Is Used<\/h3>\n

In the UK, this lawn mower gearbox is most commonly specified for trailed and mounted rotary mowers on farm headlands and rough grassland, golf course rough and fairway perimeters, local authority amenity grassland cutting, National Trust and heritage estate groundscare, and roadside verge management contractors working under council frameworks. The compact envelope and standard PTO interface also make the HC-BGB9 a practical replacement gearbox for worn units on Twose, McConnel, Maschio, and Tonutti mowers where the OEM unit has reached the end of its service life.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\"Agricultural<\/p>\n

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Related Agricultural Gearbox Products<\/h2>\n
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HC-RV022 (X) Aluminum Box Series Gearbox<\/h3>\n

Lightweight aluminium housing gearbox for grass and forage machinery requiring reduced carrier weight on lighter PTO platforms.<\/p>\n

View Product \u2192<\/a><\/p>\n<\/div>\n

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HC-RV010 Aluminum Box Series Gearbox<\/h3>\n

Compact aluminium series gearbox suited to smaller PTO implements, orchard mowers, and compact tractor applications across UK fruit production and market garden operations.<\/p>\n

View Product \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Customer Success: Yorkshire Countryside Contractors, UK<\/h2>\n
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NGHI\u00caN C\u1ee8U TR\u01af\u1edcNG H\u1ee2P<\/div>\n
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Fleet Renewal for a North Yorkshire Verge Management Contractor<\/h3>\n

Kh\u00e1ch h\u00e0ng:<\/strong> A private groundscare contractor based in Harrogate, North Yorkshire, operating a fleet of 14 Valtra and John Deere tractors across county council verge maintenance contracts covering approximately 480 km of road network.<\/p>\n

Th\u1eed th\u00e1ch:<\/strong> By the third season, seven of their mounted rotary mowers had developed oil leaks and excessive backlash in the OEM gearbox units. Replacement OEM parts were quoting 8\u201312 week lead times and were priced at a premium that threatened the profitability of their council contract.<\/p>\n

Gi\u1ea3i ph\u00e1p:<\/strong> The contractor sourced HC-BGB9 units as direct-fit replacement lawn mower gearboxes. The 1:1.46 ratio variant matched the original blade tip speed requirement, and the 1 3\/8 Z6 input interface connected directly to the existing PTO shaft without modification.<\/p>\n

K\u1ebft qu\u1ea3:<\/strong> All seven mowers were back in service within one week of receiving the gearboxes. After two full mowing seasons, none of the HC-BGB9 units required any maintenance beyond routine oil checks. The contractor has since standardised the HC-BGB9 across the entire fleet and estimates a saving of over \u00a34,200 per season compared with OEM pricing.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

Kh\u00e1ch h\u00e0ng c\u1ee7a ch\u00fang t\u00f4i n\u00f3i g\u00ec?<\/h3>\n
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“We replaced three worn gearboxes on our Maschio mowers with HC-BGB9 units at the start of the season. They bolted straight in, ran quietly from day one, and have given us zero trouble across 600 acres of hay meadow cutting. Very impressed with the build quality.”<\/p>\n

\u2014 James T., Farm Manager \u2014 Lincolnshire, England<\/p>\n<\/div>\n

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“As a golf course head greenkeeper I need reliability above everything. The HC-BGB9 in the 1:2 ratio has been driving our rough mower for two full seasons. No leaks, no noise, no issues. The pricing compared to what the original OEM wanted was genuinely shocking in a good way.”<\/p>\n

\u2014 David R., Head Greenkeeper \u2014 Surrey, England<\/p>\n<\/div>\n

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“We run local authority grass cutting contracts in the West Midlands and were struggling with long lead times on spares. Switching to the HC-BGB9 as our standard replacement gearbox has taken that pressure away entirely. Fast delivery, good technical support, solid product.”<\/p>\n

\u2014 Karen S., Fleet Manager \u2014 Midlands Groundscare Ltd, Birmingham<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\"Agricultural<\/p>\n

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Manufacturing Capability & Custom Gearbox Solutions<\/h2>\n

The HC-BGB9 lawn mower gearbox is produced in a facility covering over 18,000 m\u00b2 of dedicated agricultural transmission manufacturing floor space. Vertical integration across casting, gear hobbing, heat treatment, assembly, and testing means that each gearbox leaves the factory having passed leak, noise, and load-endurance checks before despatch. For UK importers, OEM mower manufacturers, and plant hire companies requiring customised specifications, the engineering team offers a full bespoke service.<\/p>\n

Custom options available for the lawn mower gearbox series include modified shaft dimensions and spline counts to match non-standard PTO configurations, ratio changes outside the four standard options, different housing alloys for weight-critical applications, alternative output flange bolt patterns, private label and OEM badging, and modified mounting foot geometry. Minimum order quantities for customised variants are negotiable depending on specification complexity. UK customers working to seasonal procurement cycles are encouraged to make enquiries well in advance of peak demand periods.<\/p>\n<\/div>\n

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Ready to Source HC-BGB9 Lawn Mower Gearboxes for Your Fleet?<\/h2>\n

Contact our UK sales team today for pricing, availability, and custom specifications.<\/p>\n

Nh\u1eadn b\u00e1o gi\u00e1 ngay<\/a><\/p>\n<\/div>\n

ch\u1ec9nh s\u1eeda b\u1edfi gzl<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

HC-BGB9 Lawn Mower Gearbox \u2014 30HP, 540rpm, ratios 1:1 to 1:2. Trusted by UK groundscare contractors & golf courses. Fast B2B supply. Get your quote today.<\/p>","protected":false},"featured_media":4177,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[2002],"product_tag":[],"class_list":["post-4176","product","type-product","status-publish","has-post-thumbnail","product_cat-lawn-mower-series-gearbox","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/product\/4176","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/comments?post=4176"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/media\/4177"}],"wp:attachment":[{"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/media?parent=4176"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/product_brand?post=4176"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/product_cat?post=4176"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/agriculturalgearboxes.top\/vi\/wp-json\/wp\/v2\/product_tag?post=4176"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}