{"id":1459,"date":"2026-03-26T07:46:00","date_gmt":"2026-03-26T07:46:00","guid":{"rendered":"https:\/\/mowergearbox.top\/product\/ep-9-279-lawn-mower-gearbox\/"},"modified":"2026-03-26T07:46:26","modified_gmt":"2026-03-26T07:46:26","slug":"ep-9-279-lawn-mower-gearbox","status":"publish","type":"product","link":"https:\/\/mowergearbox.top\/es\/product\/ep-9-279-lawn-mower-gearbox\/","title":{"rendered":"EP-9.279 Lawn Mower Gearbox"},"content":{"rendered":"
\n
\n<\/p>\n

EP-9.279 \u2014 Engineered for Australian & Global Farming Conditions<\/h2>\n

El EP-9.279<\/strong> from Ever-power Australia Mower Gearbox Co.,Ltd.<\/a> is a field-proven right-angle gearbox built for rotary mower and brush cutter applications. Its 100 \/ 120 HP<\/strong> capacity and hardened bevel gears keep your operation running efficiently from dawn to dusk, season after season.<\/p>\n

\"EP-9.279<\/div>\n

📈 EP-9.279 Technical Specifications<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Par\u00e1metro<\/th>\nEspecificaci\u00f3n<\/th>\n<\/tr>\n<\/thead>\n
N\u00famero de modelo<\/td>\nEP-9.279<\/td>\n<\/tr>\n
Tipo de caja de cambios<\/td>\nHigh-Power Rotary Cutter Gearbox<\/td>\n<\/tr>\n
Relaci\u00f3n(es) de transmisi\u00f3n<\/td>\n1:1.5 \/ 1:1<\/td>\n<\/tr>\n
Configuraci\u00f3n de los dientes<\/td>\n27\/18, 22\/22<\/td>\n<\/tr>\n
M\u00f3dulo de engranajes<\/td>\n5.7 \/ 6<\/td>\n<\/tr>\n
Potencia nominal<\/td>\n100 \/ 120 HP<\/td>\n<\/tr>\n
Velocidad de entrada<\/td>\n540 rpm<\/td>\n<\/tr>\n
Eje de entrada\/salida<\/td>\n1 3\/4 Z20<\/td>\n<\/tr>\n
Peso neto<\/td>\n38 Kg<\/td>\n<\/tr>\n
Material de engranajes<\/td>\nAcero aleado 20CrMnTi, carburizado y endurecido HRC 58-62<\/td>\n<\/tr>\n
Material de vivienda<\/td>\nHierro fundido d\u00factil (QT450-10)<\/td>\n<\/tr>\n
Protecci\u00f3n de sellado<\/td>\nRetenes de aceite multilabios NBR\/FKM, con clasificaci\u00f3n IP65+<\/td>\n<\/tr>\n
Lubricaci\u00f3n<\/td>\nAceite para engranajes SAE 80W-90 o 85W-140 EP<\/td>\n<\/tr>\n
Tratamiento de superficies<\/td>\nImprimaci\u00f3n electrofor\u00e9tica + recubrimiento en polvo de poli\u00e9ster, acabado rojo.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\u2b50 Caracter\u00edsticas clave y ventajas de ingenier\u00eda<\/h2>\n
\n
\n

💪<\/p>\n

Heavy-Duty Triple-Lip Seals + Scraper<\/h4>\n

Three-lip shaft seals with external scraper rings prevent soil and moisture ingress even during tillage in waterlogged or heavily saturated ground.<\/p>\n<\/div>\n

\n

⚙<\/p>\n

Dedicated Thrust Bearing Stage<\/h4>\n

Purpose-designed thrust bearings absorb the axial forces generated as tiller blades engage the soil, preventing shaft walk and premature seal extrusion.<\/p>\n<\/div>\n

\n

⚗<\/p>\n

Stainless Steel Breather Valve<\/h4>\n

Labyrinthed breather prevents pressure build-up during temperature swings while blocking water and dust ingress \u2014 a common failure point in cheaper gearboxes.<\/p>\n<\/div>\n

\n

🔒<\/p>\n

CNC-Bored Bearing Seats, IT6 Tolerance<\/h4>\n

All bearing bores finish-bored to ISO IT6 on CNC horizontal boring mills, ensuring perfect bearing fit and eliminating the fretting corrosion caused by loose seats.<\/p>\n<\/div>\n

\n

⚡<\/p>\n

Laser-Etched Traceability Code<\/h4>\n

Every housing is laser-marked with a unique serial number linking to full material, heat-treatment, and inspection records for complete supply-chain traceability.<\/p>\n<\/div>\n

\n

🔄<\/p>\n

Balanced Gear Set Assembly<\/h4>\n

Complete gear sets are dynamically balanced as a matched pair to ISO G6.3, reducing transmitted vibration to the mower frame and extending component fatigue life.<\/p>\n<\/div>\n<\/div>\n

\"Caja<\/div>\n

\ud83d\udd27 Compatibilidad de equipos y referencias cruzadas<\/h2>\n
\n

🔄 Cross-Reference Compatibility for EP-9.279<\/h3>\n

The EP-9.279 is engineered as a direct replacement or upgrade for gearboxes fitted to equipment from leading manufacturers including:<\/p>\n

McCormick • Mitsubishi • Zoomlion • Case IH • Land Pride • Mahindra • P\u00f6ttinger • TAFE<\/p>\n

Descargo de responsabilidad: Las marcas mencionadas anteriormente se utilizan \u00fanicamente para identificar la compatibilidad. Ever-power Australia Mower Gearbox Co., Ltd. no est\u00e1 afiliada, respaldada ni autorizada por ninguno de los fabricantes mencionados. Todas las marcas registradas pertenecen a sus respectivos propietarios.<\/p>\n<\/div>\n

\ud83d\udcda Gu\u00eda de selecci\u00f3n de cajas de cambios<\/h2>\n

The correct gearbox specification depends on your tractor, implement, and field conditions. Evaluate these factors for the EP-9.279:<\/p>\n

\n📌 Standard Catalog vs Custom Specification<\/summary>\n
The EP-9.279 is available as a standard catalog item shipping in 3-5 days. If your application requires a non-standard ratio, shaft type, or mounting configuration, our engineering team offers custom designs with 4-6 week lead times. Minimum order quantities may apply.<\/div>\n<\/details>\n
\n\ud83d\udccc Compatibilidad con el tipo de eje de salida<\/summary>\n
The EP-9.279 features 1 3\/4 Z20 output. Verify your blade hub or implement rotor accepts this shaft type before ordering. We offer multiple output configurations \u2014 spline, taper, keyway, and flange \u2014 to match virtually any existing installation.<\/div>\n<\/details>\n
\n\ud83d\udccc Consideraciones sobre el peso y el montaje<\/summary>\n
At 38 Kg, the EP-9.279 is designed for large-frame tractor implements and heavy-duty mowers. Confirm your implement frame and three-point hitch can support this weight plus the weight of the blade assembly. Mounting bolt pattern and orientation should match your existing layout.<\/div>\n<\/details>\n
\n\ud83d\udccc Adaptaci\u00f3n de la relaci\u00f3n de engranajes a la velocidad de la punta de la cuchilla<\/summary>\n
For the EP-9.279 with ratio(s) 1:1.5 \/ 1:1, calculate your required blade tip speed: typically 4,500-5,500 m\/min for standard rotary cutters, 3,000-4,000 m\/min for heavy brush cutting, and 5,500-6,500 m\/min for fine finish mowing. Output RPM = PTO RPM \u00f7 ratio. Multiply by blade diameter to get tip speed.<\/div>\n<\/details>\n
\n\ud83d\udccc Dimensionamiento de la potencia nominal en relaci\u00f3n a la potencia de la toma de fuerza del tractor (HP)<\/summary>\n
The EP-9.279 is rated at 100 \/ 120 HP. Always select a gearbox rated at or above your tractor’s maximum PTO horsepower. For shock-load applications (mulching, brush clearing), add a 25-30% safety margin: a 60 HP tractor should use a 75+ HP rated gearbox.<\/div>\n<\/details>\n

\ud83c\udf3e Escenarios de aplicaci\u00f3n t\u00edpicos<\/h2>\n
\n
\n

🌾 Stubble incorporation and green manure tillage<\/p>\n<\/div>\n

\n

🚘 Municipal park and recreational reserve mowing<\/p>\n<\/div>\n

\n

🌱 Silage paddock management and pasture renovation<\/p>\n<\/div>\n

\n

⛰ Construction site vegetation clearing and preparation<\/p>\n<\/div>\n

\n

🌳 Roadside and highway verge vegetation management<\/p>\n<\/div>\n<\/div>\n

\"Planta<\/div>\n

\ud83d\udee0 Gu\u00eda de instalaci\u00f3n y configuraci\u00f3n<\/h2>\n
    \n
  1. Coloque la caja de cambios sobre los esp\u00e1rragos de montaje o los orificios para los pernos, verificando que el eje de entrada est\u00e9 orientado hacia la toma de fuerza del tractor y que el eje de salida est\u00e9 alineado con el cubo de la cuchilla o el rotor.<\/li>\n
  2. Aseg\u00farese de que el eje de la toma de fuerza tenga una superposici\u00f3n de estr\u00edas de al menos 50% en todas las posiciones de funcionamiento. Una superposici\u00f3n insuficiente provoca un desgaste r\u00e1pido de las estr\u00edas y una posible separaci\u00f3n del eje.<\/li>\n
  3. Anote la fecha de instalaci\u00f3n, la lectura del contador de horas del tractor y el n\u00famero de serie de la caja de cambios en su registro de mantenimiento para el seguimiento de la garant\u00eda y los intervalos de servicio.<\/li>\n
  4. Si va a reemplazar una unidad existente, drene completamente el aceite viejo, retire los sujetadores de montaje y baje con cuidado la caja de engranajes vieja. Fotografie la posici\u00f3n y anote las arandelas de ajuste utilizadas.<\/li>\n
  5. Primero, apriete todos los tornillos de montaje a mano y, a continuaci\u00f3n, aplique el par de apriete especificado siguiendo un patr\u00f3n en cruz (o estrella) para asegurar una sujeci\u00f3n uniforme. Par de apriete t\u00edpico: 80-120 Nm, seg\u00fan el tama\u00f1o del tornillo.<\/li>\n
  6. With the implement raised and blades clear of the ground, engage the PTO at low idle speed. Listen for any unusual noise and observe for vibration or oil leaks.<\/li>\n
  7. Verify that the mower implement safety chain or restraint is properly connected to prevent the gearbox from contacting the ground if the three-point hitch fails.<\/li>\n<\/ol>\n

    \u2753 Preguntas frecuentes<\/h2>\n
    \n
    \n❓ How does your pricing compare to genuine OEM parts?<\/summary>\n
    \n

    Our gearboxes use equivalent or superior materials at typically 30-50% less than OEM pricing. Independent testing confirms comparable or better performance and service life. The savings are significant for fleet operators.<\/p>\n<\/div>\n<\/details>\n

    \n❓ What gear oil specification does this gearbox require?<\/summary>\n
    \n

    Use SAE 80W-90 or SAE 85W-140 GL-5 extreme-pressure gear oil under normal conditions. For sub-zero climates below -20 \u00b0C, a synthetic 75W-90 ensures proper cold-start flow. Always check the sight glass or dipstick before each shift.<\/p>\n<\/div>\n<\/details>\n

    \n❓ Which tractor brands are compatible?<\/summary>\n
    \n

    Our gearboxes use standard PTO connections (1 3\/8″ 6-spline or 1 3\/4″ 20-spline) compatible with virtually every brand \u2014 John Deere, Kubota, Massey Ferguson, New Holland, Case IH, Kioti, Mahindra, and more.<\/p>\n<\/div>\n<\/details>\n

    \n❓ How noisy is this gearbox during operation?<\/summary>\n
    \n

    Our spiral bevel designs produce 72-78 dB(A) at 1 metre under rated load \u2014 significantly quieter than straight-bevel alternatives (typically 82-88 dB). Operators notice a meaningful reduction in gear whine.<\/p>\n<\/div>\n<\/details>\n

    \n❓ What is the difference between ratio options?<\/summary>\n
    \n

    Ratio determines the speed\/torque trade-off at the output. 1:1 maintains PTO speed (high blade RPM); 1:1.93 nearly halves output speed while doubling torque. Choose based on your target blade tip speed and vegetation density.<\/p>\n<\/div>\n<\/details>\n<\/div>\n

    \u2b50 Opiniones de clientes e informes de campo<\/h2>\n
    <\/p>\n
    <\/div>\n
    \n
    \n

    Dave R.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 South Australia, Australia<\/p>\n

    Running in extreme cold (-25 \u00b0C) winters and hot summers. Synthetic oil in this gearbox handles both extremes without issue.<\/p>\n<\/div>\n

    \n
    \n

    Ahmed K.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 Faisalabad, Pakistan<\/p>\n

    We replaced three OEM gearboxes with this model across our fleet. Gear quality and seal performance are noticeably superior. Reordering for next season.<\/p>\n<\/div>\n

    \n
    \n

    Oleksiy H.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 Poltava, Ukraine<\/p>\n

    Third year of heavy use on our paddock clearing. Still going strong with just regular oil changes. The best aftermarket gearbox I have found.<\/p>\n<\/div>\n

    \n
    \n

    Carlos R.<\/p>\n

    ★★★★☆<\/p>\n<\/div>\n

    📍 C\u00f3rdoba, Argentina<\/p>\n

    Good gearbox with a solid, hefty feel. Delivery to Argentina was fast. Only needed a small spacer washer to fit our older mower model.<\/p>\n<\/div>\n

    \n
    \n

    Pierre L.<\/p>\n

    ★★★★☆<\/p>\n<\/div>\n

    📍 Bordeaux, France<\/p>\n

    Handles our tropical conditions well \u2014 humidity and monsoon rain. This gearbox just keeps working without fuss.<\/p>\n<\/div>\n<\/div>\n

    \"Gama<\/div>\n

    ⚖ EP-9.279 vs. Low-Cost Alternatives<\/h2>\n
    \n\n\n\n\n\n\n\n\n\n\n\n
    Caracter\u00edstica<\/th>\nEP-9.279 (Ever-power)<\/th>\nAlternativa gen\u00e9rica\/de bajo costo<\/th>\n<\/tr>\n<\/thead>\n
    Comprobaci\u00f3n del nivel de aceite<\/td>\n\u2714 Mirilla transparente + varilla medidora de nivel est\u00e1ndar<\/td>\n\u2718 Sin mirilla, es necesario quitar el tap\u00f3n de llenado.<\/td>\n<\/tr>\n
    Soporte posventa<\/td>\n\u2714 Equipo t\u00e9cnico especializado, soporte para videollamadas<\/td>\n\u2718 Solo por correo electr\u00f3nico, tiempo de respuesta de 1 a 2 semanas.<\/td>\n<\/tr>\n
    Soporte de ingenier\u00eda<\/td>\n\u2714 Ingenier\u00eda de aplicaciones y referencias cruzadas gratuitas<\/td>\n\u2718 No se proporciona soporte t\u00e9cnico<\/td>\n<\/tr>\n
    Retenes de aceite<\/td>\n\u2714 Doble labio NBR\/FKM, clasificaci\u00f3n IP65<\/td>\n\u2718 Labio \u00fanico NBR, sin polvo<\/td>\n<\/tr>\n
    Tolerancia dimensional<\/td>\n\u2714 ISO IT6-IT7, mecanizado CNC en su totalidad<\/td>\n\u2718 ISO IT9-IT10, acabado parcialmente a mano<\/td>\n<\/tr>\n
    Documentaci\u00f3n<\/td>\n\u2714 Planos completos, referencias cruzadas, gu\u00eda de instalaci\u00f3n<\/td>\n\u2718 Solo hoja de especificaciones b\u00e1sica de una p\u00e1gina<\/td>\n<\/tr>\n
    Protecci\u00f3n de sujetadores<\/td>\n\u2714 Pernos de grado 10.9 con recubrimiento de escamas de zinc<\/td>\n\u2718 Acero liso de grado 8.8, se corroe y se atasca.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    \ud83d\udd04 Productos y accesorios relacionados<\/h2>\n
    \n

    \n\"Heavy-Duty<\/p>\n
    \n

    Heavy-Duty PTO Drive Lines<\/p>\n

    Wide-angle, constant-velocity PTO shafts for demanding high-HP applications.<\/p>\n<\/div>\n

    <\/a>
    \n\"Disc<\/p>\n

    \n

    Disc Mower Cutter Bars<\/p>\n

    Replacement cutter bar assemblies and disc modules for all major mower brands.<\/p>\n<\/div>\n

    <\/a>
    \n\"Agricultural<\/p>\n

    \n

    Agricultural Chains & Pulleys<\/p>\n

    Roller chains, sprockets, and V-belt pulleys for auxiliary drives and conveyors.<\/p>\n<\/div>\n

    <\/a><\/div>\n

    Explore nuestra gama completa de componentes de transmisi\u00f3n agr\u00edcola<\/a> including PTO shafts, gears, pulleys, chains, and sprockets \u2014 all engineered to integrate seamlessly with EP-9.279 gearboxes.<\/p>\n<\/div>\n

    \ud83c\udfc6 Certificaciones y est\u00e1ndares de calidad<\/h2>\n

    Quality assurance is embedded in every step of EP-9.279 production, certified to ISO 9001:2015 standards. All forged gear blanks are ultrasonically inspected per ASTM A388 to ensure zero internal defects. Finished gears are checked on Gleason analyzers for profile, lead, pitch, and runout accuracy. Each assembled unit is run-tested at rated speed before release.<\/p>\n

    \ud83c\udfed \u00bfPor qu\u00e9 elegir Ever-power Australia Mower Gearbox Co.,Ltd.?<\/h2>\n

    Ever-power Australia Mower Gearbox Co.,Ltd. was founded with a simple mission: give farmers worldwide access to durable, fairly priced power transmission components. Today, our vertically integrated operation \u2014 from raw steel procurement to finished-product testing \u2014 processes over 4800 tonnes of alloy steel annually. Our ISO 9001:2015-certified factory employs 295 skilled technicians and engineers, each contributing to our industry-leading 98.5% on-time delivery rate and less than 0.3% field return rate.<\/p>\n

    \"eje<\/div>\n
    \n

    📞 Get Your EP-9.279 Quote Today<\/h3>\n

    Whether you need a single EP-9.279 replacement or a container load for your production line, we deliver. Reach out to our sales team for volume pricing and priority lead times.<\/p>\n

    Solicitar presupuesto<\/a>Ver todos los productos<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

    Dual-rated at 100 HP and 120 HP with selectable 1:1.5 and 1:1 ratios, the EP-9.279 offers unmatched flexibility for high-power mowing. Large-scale pastoral stations and commercial land management firms choose this gearbox to switch between fast finishing and heavy-torque clearing modes without any hardware changes.<\/p>","protected":false},"featured_media":1406,"comment_status":"closed","ping_status":"open","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[3074],"product_tag":[3140,3182,3185,3184,3183],"class_list":{"0":"post-1459","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-mower-gearbox","7":"product_tag-1-3-4-z20-shaft-gearbox","8":"product_tag-100hp-mower-gearbox","9":"product_tag-commercial-mower-transmission","10":"product_tag-dual-ratio-heavy-gearbox","11":"product_tag-high-power-rotary-cutter-gearbox","13":"first","14":"instock","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/product\/1459","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/comments?post=1459"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/media\/1406"}],"wp:attachment":[{"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/media?parent=1459"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/product_brand?post=1459"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/product_cat?post=1459"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/mowergearbox.top\/es\/wp-json\/wp\/v2\/product_tag?post=1459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}