{"id":1468,"date":"2026-03-26T07:47:56","date_gmt":"2026-03-26T07:47:56","guid":{"rendered":"https:\/\/mowergearbox.top\/product\/ep01-672-lawn-mower-gearbox\/"},"modified":"2026-03-26T07:47:58","modified_gmt":"2026-03-26T07:47:58","slug":"ep01-672-lawn-mower-gearbox","status":"publish","type":"product","link":"https:\/\/mowergearbox.top\/nn\/product\/ep01-672-lawn-mower-gearbox\/","title":{"rendered":"EP01-672 Lawn Mower Gearbox"},"content":{"rendered":"
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\n<\/p>\n

EP01-672 \u2014 Engineered for Australian & Global Farming Conditions<\/h2>\n

The EP01-672<\/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 50 HP<\/strong> capacity and hardened bevel gears keep your operation running efficiently from dawn to dusk, season after season.<\/p>\n

\"EP01-672<\/div>\n

📈 EP01-672 Technical Specifications<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nSpecification<\/th>\n<\/tr>\n<\/thead>\n
Model Number<\/td>\nEP01-672<\/td>\n<\/tr>\n
Gearbox Type<\/td>\nMedium-Duty Rotary Cutter Gearbox<\/td>\n<\/tr>\n
Gear Ratio(s)<\/td>\n1.92:1 \/ 1.47:1<\/td>\n<\/tr>\n
Teeth Configuration<\/td>\n23\/12, 22\/15<\/td>\n<\/tr>\n
Gear Module<\/td>\n5.5 \/ 5.65<\/td>\n<\/tr>\n
Rated Power<\/td>\n50 HP<\/td>\n<\/tr>\n
Input Speed<\/td>\n540 rpm<\/td>\n<\/tr>\n
Input\/Output Shaft<\/td>\n1 3\/8 Z6 \/ Optic axis<\/td>\n<\/tr>\n
Net Weight<\/td>\n18.5 Kg<\/td>\n<\/tr>\n
Gear Material<\/td>\n20CrMnTi Alloy Steel, Carburized & Hardened HRC 58-62<\/td>\n<\/tr>\n
Housing Material<\/td>\nGrey Cast Iron (HT200\/HT250)<\/td>\n<\/tr>\n
Seal Protection<\/td>\nMulti-Lip NBR\/FKM Oil Seals, IP65+ Rated<\/td>\n<\/tr>\n
Lubrication<\/td>\nSAE 80W-90 or 85W-140 EP Gear Oil<\/td>\n<\/tr>\n
Surface Treatment<\/td>\nE-Coat Primer + Polyester Powder Coat, Red Finish<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

⭐ Key Features & Engineering Advantages<\/h2>\n
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🌡<\/p>\n

Interference-Fit Bearing Installation<\/h4>\n

All bearings installed with controlled interference fit using induction heating, preventing the spinning-in-bore failures common in slip-fit assemblies.<\/p>\n<\/div>\n

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🛠<\/p>\n

Hardened Shift Fork Mechanism<\/h4>\n

For multi-ratio models: induction-hardened shift fork and detent system provides positive gear engagement with tactile confirmation, preventing half-engagement damage.<\/p>\n<\/div>\n

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🔬<\/p>\n

Hot-Dip Galvanized Mounting Hardware<\/h4>\n

Grade 10.9 mounting bolts hot-dip galvanized to AS\/NZS 4680, resisting corrosion in coastal and high-humidity farming regions like northern Queensland and Waikato.<\/p>\n<\/div>\n

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⚖<\/p>\n

Field-Rebuildable Modular Design<\/h4>\n

All internal components \u2014 gears, bearings, seals, shafts \u2014 are individually replaceable in the field with standard hand tools, eliminating the need to send units away for factory rebuild.<\/p>\n<\/div>\n

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🚀<\/p>\n

Dual-Lip NBR Oil Seals<\/h4>\n

Twin-lip nitrile seals with integrated dust excluder on every shaft exit, rated to IP65, preventing moisture and crop debris from entering the gear chamber.<\/p>\n<\/div>\n

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💪<\/p>\n

Optimized Lightweight Geometry<\/h4>\n

Finite-element-optimized casing walls remove unnecessary material while maintaining full load capacity, reducing installed weight by 15% versus previous-generation housings.<\/p>\n<\/div>\n<\/div>\n

\"Mower<\/div>\n

🔧 Equipment Compatibility & Cross-Reference<\/h2>\n
\n

🔄 Cross-Reference Compatibility for EP01-672<\/h3>\n

The EP01-672 is engineered as a direct replacement or upgrade for gearboxes fitted to equipment from leading manufacturers including:<\/p>\n

Rhino • LS Tractor • Fella • Sonalika • Branson • Dongfeng • John Deere • AGCO<\/p>\n

Disclaimer: Brand names above are referenced solely for compatibility identification. Ever-power Australia Mower Gearbox Co.,Ltd. is not affiliated with, endorsed by, or authorized by any listed manufacturer. All trademarks belong to their respective owners.<\/p>\n<\/div>\n

📚 Gearbox Selection Guide<\/h2>\n

The correct gearbox specification depends on your tractor, implement, and field conditions. Evaluate these factors for the EP01-672:<\/p>\n

\n📌 Standard Catalog vs Custom Specification<\/summary>\n
The EP01-672 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📌 Output Shaft Type Compatibility<\/summary>\n
The EP01-672 features 1 3\/8 Z6 \/ Optic axis 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📌 Weight and Mounting Considerations<\/summary>\n
At 18.5 Kg, the EP01-672 is designed for mid-size utility tractor attachments. 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📌 Matching Gear Ratio to Blade Tip Speed<\/summary>\n
For the EP01-672 with ratio(s) 1.92:1 \/ 1.47:1, 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📌 Sizing Power Rating to Tractor PTO HP<\/summary>\n
The EP01-672 is rated at 50 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

🌾 Typical Application Scenarios<\/h2>\n
\n
\n

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

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

\n

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

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

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🌳 Pipeline and powerline easement clearing<\/p>\n<\/div>\n<\/div>\n

\"Ever-power<\/div>\n

🛠 Installation & Setup Guide<\/h2>\n
    \n
  1. 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
  2. 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
  3. Apply a thin, even bead of RTV silicone sealant to the mounting flange face if a pre-cut gasket is not included with the new gearbox.<\/li>\n
  4. Connect the PTO drive shaft to the gearbox input spline. Push the shaft on fully and verify it telescopes freely through the complete range of three-point hitch travel.<\/li>\n
  5. After the first 10 hours of operation, re-torque all mounting bolts to specification and verify oil level. Perform the first oil drain and refill at 50 hours.<\/li>\n
  6. Disconnect the tractor PTO shaft and safely support the mower implement on jack stands or blocks before beginning the gearbox installation procedure.<\/li>\n
  7. For units weighing over 25 kg, use a chain hoist, engine crane, or two-person lift to position the gearbox. Never attempt to lift heavy gearboxes solo.<\/li>\n<\/ol>\n

    ❓ Frequently Asked Questions<\/h2>\n
    \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

    \n❓ What is the lead time for standard models?<\/summary>\n
    \n

    In-stock standard models ship within 3-5 business days. For models requiring custom ratios or configurations, typical lead time is 4-6 weeks. Rush production is available for urgent requirements.<\/p>\n<\/div>\n<\/details>\n<\/div>\n

    ⭐ Customer Reviews & Field Reports<\/h2>\n
    <\/p>\n
    <\/div>\n
    \n
    \n

    John M.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 Queensland, Australia<\/p>\n

    Installed on our mulching mower for sugarcane\/crop field work. Oil seal quality is excellent \u2014 no leakage despite dusty and humid conditions.<\/p>\n<\/div>\n

    \n
    \n

    Mustafa O.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 Adana, Turkey<\/p>\n

    We run these on roadside mowing in high-temperature conditions. Absolutely no overheating after 600+ hours. Thermals are well managed.<\/p>\n<\/div>\n

    \n
    \n

    William R.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 Saskatchewan, Canada<\/p>\n

    Perfect for our orchard floor management. The compact design fits between rows with room to spare. Very reliable day-to-day operation.<\/p>\n<\/div>\n

    \n
    \n

    Kenji T.<\/p>\n

    ★★★★☆<\/p>\n<\/div>\n

    📍 Hokkaido, Japan<\/p>\n

    Good quality for the price. Our crew runs these gearboxes hard and they hold up better than previous brands we have tried.<\/p>\n<\/div>\n

    \n
    \n

    Javier R.<\/p>\n

    ★★★★☆<\/p>\n<\/div>\n

    📍 Castilla, Spain<\/p>\n

    We fitted six of these across our fleet. Every single unit has performed flawlessly through two complete cutting seasons.<\/p>\n<\/div>\n<\/div>\n

    \"Agricultural<\/div>\n

    ⚖ EP01-672 vs. Low-Cost Alternatives<\/h2>\n
    \n\n\n\n\n\n\n\n\n\n\n\n
    Feature<\/th>\nEP01-672 (Ever-power)<\/th>\nGeneric \/ Low-Cost Alternative<\/th>\n<\/tr>\n<\/thead>\n
    Output Flange<\/td>\n✔ Forged Steel, Heat-Treated HRC 28-32<\/td>\n✘ Cast Iron, Untreated, Prone to Cracking<\/td>\n<\/tr>\n
    Gear Material<\/td>\n✔ 20CrMnTi Forged Alloy Steel, Carburized HRC 58-62<\/td>\n✘ 45# Carbon Steel, Surface Hardened HRC 40-45<\/td>\n<\/tr>\n
    Warranty<\/td>\n✔ 12-Month Full Manufacturer Warranty<\/td>\n✘ 3-6 Month Limited Warranty<\/td>\n<\/tr>\n
    Seal Longevity<\/td>\n✔ FKM\/Viton Seals, 2000+ Hour Service Life<\/td>\n✘ NBR Seals, 500-800 Hours Before Leaking<\/td>\n<\/tr>\n
    Breather<\/td>\n✔ Labyrinth Stainless Steel Breather Valve<\/td>\n✘ Simple Open Vent Hole, Allows Water Entry<\/td>\n<\/tr>\n
    Gear Forging Method<\/td>\n✔ Closed-Die Forged, Grain-Flow Aligned<\/td>\n✘ Open-Die Forged or Cast, Weak Grain Structure<\/td>\n<\/tr>\n
    Cooling Design<\/td>\n✔ Machined External Cooling Fins, 35% More Area<\/td>\n✘ Smooth Housing, Poor Heat Dissipation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    🔄 Related Products & Accessories<\/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

    Browse our complete range of agricultural transmission components<\/a> including PTO shafts, gears, pulleys, chains, and sprockets \u2014 all engineered to integrate seamlessly with EP01-672 gearboxes.<\/p>\n<\/div>\n

    🏆 Certifications & Quality Standards<\/h2>\n

    Quality assurance is embedded in every step of EP01-672 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

    🏭 Why Choose 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 5500 tonnes of alloy steel annually. Our ISO 9001:2015-certified factory employs 330 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

    \"PTO<\/div>\n
    \n

    📞 Get Your EP01-672 Quote Today<\/h3>\n

    Whether you need a single EP01-672 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

    Request a Quote<\/a>Browse All Products<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

    The EP01-672 is a 50 HP medium-duty gearbox offering 1.92:1 and 1.47:1 ratios with optic-axis output. Mid-size farming co-operatives and rental equipment depots value its combination of moderate weight (18.5 kg), proven durability, and broad ratio coverage for general-purpose rotary mowing applications.<\/p>","protected":false},"featured_media":1405,"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":[3213,3215,3106,3162,3214],"class_list":{"0":"post-1468","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-mower-gearbox","7":"product_tag-50hp-medium-duty-gearbox","8":"product_tag-bevel-gear-mower-transmission","9":"product_tag-dual-ratio-mower-gearbox","10":"product_tag-optic-axis-output-gearbox","11":"product_tag-pto-rotary-cutter-drive","13":"first","14":"instock","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product\/1468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/comments?post=1468"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/media\/1405"}],"wp:attachment":[{"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/media?parent=1468"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product_brand?post=1468"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product_cat?post=1468"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product_tag?post=1468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}