{"id":1435,"date":"2026-03-26T07:42:41","date_gmt":"2026-03-26T07:42:41","guid":{"rendered":"https:\/\/mowergearbox.top\/product\/ep-rc30-193-lawn-mower-gearbox\/"},"modified":"2026-03-26T07:42:58","modified_gmt":"2026-03-26T07:42:58","slug":"ep-rc30-193-lawn-mower-gearbox","status":"publish","type":"product","link":"https:\/\/mowergearbox.top\/nn\/product\/ep-rc30-193-lawn-mower-gearbox\/","title":{"rendered":"EP-RC30-193 Lawn Mower Gearbox"},"content":{"rendered":"
\n
\n<\/p>\n

EP-RC30-193 \u2014 Engineered for Australian & Global Farming Conditions<\/h2>\n

The EP-RC30-193<\/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 30 HP<\/strong> capacity and hardened bevel gears keep your operation running efficiently from dawn to dusk, season after season.<\/p>\n

\"EP-RC30-193<\/div>\n

📈 EP-RC30-193 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>\nEP-RC30-193<\/td>\n<\/tr>\n
Gearbox Type<\/td>\nRotary Cutter Gearbox<\/td>\n<\/tr>\n
Gear Ratio(s)<\/td>\n1:1.93<\/td>\n<\/tr>\n
Teeth Configuration<\/td>\n15\/29<\/td>\n<\/tr>\n
Gear Module<\/td>\n4.0<\/td>\n<\/tr>\n
Rated Power<\/td>\n30 HP<\/td>\n<\/tr>\n
Input Speed<\/td>\n540 rpm<\/td>\n<\/tr>\n
Input\/Output Shaft<\/td>\n1 3\/8 Z6, \u00f831.75 Optic axis<\/td>\n<\/tr>\n
Net Weight<\/td>\n24.5 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
\n
\n

🔒<\/p>\n

Standard 1 3\/8″ 6-Spline PTO Input<\/h4>\n

Industry-standard input spline accepts all 540 RPM PTO shafts, ensuring bolt-on compatibility with tractors from 15 HP sub-compacts to 50 HP utility models.<\/p>\n<\/div>\n

\n

⚡<\/p>\n

Induction-Hardened Output Shaft<\/h4>\n

Output shaft journals hardened to HRC 50-55 via controlled induction heating, extending bearing seat life beyond 3,000 operating hours before re-machining is needed.<\/p>\n<\/div>\n

\n

🔄<\/p>\n

Triple-Stage Shaft Sealing<\/h4>\n

Inner labyrinth + double-lip FKM seal + external V-ring slinger form a three-barrier defense against water, mud, and fine dust penetrating to the bearing cavities.<\/p>\n<\/div>\n

\n

🔨<\/p>\n

Integrated External Cooling Fins<\/h4>\n

35% additional surface area from machined cooling ribs accelerates heat rejection, keeping oil temperature below 80 \u00b0C during sustained full-load summer mowing.<\/p>\n<\/div>\n

\n

🌡<\/p>\n

18CrNiMo7-6 Aerospace Gear Steel<\/h4>\n

Vacuum-carburized gears from aircraft-grade alloy achieve HRC 60-63 surface and a tough pearlitic core, meeting AGMA Class 10 tooth accuracy standards.<\/p>\n<\/div>\n

\n

🛠<\/p>\n

98%+ Power Delivery Efficiency<\/h4>\n

Mirror-polished flanks (Ra \u2264 0.4 \u03bcm) and AGMA Class 11 accuracy virtually eliminate parasitic losses, ensuring every horsepower reaches the cutting blade.<\/p>\n<\/div>\n<\/div>\n

\"Mower<\/div>\n

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

🔄 Cross-Reference Compatibility for EP-RC30-193<\/h3>\n

The EP-RC30-193 is engineered as a direct replacement or upgrade for gearboxes fitted to equipment from leading manufacturers including:<\/p>\n

Claas • Schulte • Kuhn • SaMASZ • Swaraj • TYM • Foton • Kubota<\/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 EP-RC30-193:<\/p>\n

\n📌 Standard Catalog vs Custom Specification<\/summary>\n
The EP-RC30-193 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 EP-RC30-193 features 1 3\/8 Z6, \u00f831.75 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 24.5 Kg, the EP-RC30-193 is designed for compact and sub-compact tractor implements. 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 EP-RC30-193 with ratio(s) 1:1.93, 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 EP-RC30-193 is rated at 30 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

🌾 Orchard and vineyard floor maintenance between rows<\/p>\n<\/div>\n

\n

🚘 Mining site vegetation rehabilitation and control<\/p>\n<\/div>\n

\n

🌱 Forestry site preparation and plantation row clearing<\/p>\n<\/div>\n

\n

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

\n

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

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

🛠 Installation & Setup Guide<\/h2>\n
    \n
  1. If replacing an existing unit, drain the old oil completely, remove mounting fasteners, and carefully lower the old gearbox. Photograph the orientation and note any shim washers used.<\/li>\n
  2. Insert all mounting bolts finger-tight first, then torque to specification in a cross (star) pattern to ensure even clamping. Typical torque: 80-120 Nm depending on bolt size.<\/li>\n
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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<\/ol>\n

    ❓ Frequently Asked Questions<\/h2>\n
    \n
    \n❓ What is the recommended oil change schedule?<\/summary>\n
    \n

    Drain and replace oil after the first 50 hours of break-in. After that, change oil every 200-300 hours or at least once per season. Always drain warm oil for complete evacuation and inspect the magnetic drain plug for metallic debris.<\/p>\n<\/div>\n<\/details>\n

    \n❓ Do you manufacture custom ratios and shaft types?<\/summary>\n
    \n

    Absolutely. We offer custom gear ratios, shaft profiles, and mounting configurations. Minimum order quantities apply for fully custom designs. Lead time is typically 4-6 weeks from order confirmation.<\/p>\n<\/div>\n<\/details>\n

    \n❓ What PTO shaft should I pair with this gearbox?<\/summary>\n
    \n

    Use a standard agricultural PTO shaft rated for your tractor HP output with the matching spline profile. We strongly recommend shafts with shear bolt or friction clutch protection to prevent gearbox damage from sudden overloads.<\/p>\n<\/div>\n<\/details>\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<\/div>\n

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

    Mark T.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 Victoria, Australia<\/p>\n

    Best aftermarket unit I have used in 20+ years of farming. Bolt holes aligned first try. Oil sight glass is a thoughtful touch.<\/p>\n<\/div>\n

    \n
    \n

    David L.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 Canterbury, New Zealand<\/p>\n

    Precision manufacturing is evident when you look at the gear teeth. Mesh noise is minimal. Very satisfied with this purchase.<\/p>\n<\/div>\n

    \n
    \n

    Andrei M.<\/p>\n

    ★★★★★<\/p>\n<\/div>\n

    📍 Krasnodar, Russia<\/p>\n

    The compact size was critical for our application and this model delivered. Two years running, zero problems whatsoever.<\/p>\n<\/div>\n

    \n
    \n

    Marco P.<\/p>\n

    ★★★★☆<\/p>\n<\/div>\n

    📍 Emilia-Romagna, Italy<\/p>\n

    We ordered in bulk for our dealer network. Customer return rate is near zero. That speaks volumes about reliability.<\/p>\n<\/div>\n

    \n
    \n

    Fernando M.<\/p>\n

    ★★★★☆<\/p>\n<\/div>\n

    📍 Jalisco, Mexico<\/p>\n

    Fast shipping, professional packaging, and the gearbox itself is built like a tank. Highly recommended for serious agricultural work.<\/p>\n<\/div>\n<\/div>\n

    \"Agricultural<\/div>\n

    ⚖ EP-RC30-193 vs. Low-Cost Alternatives<\/h2>\n
    \n\n\n\n\n\n\n\n\n\n\n\n
    Feature<\/th>\nEP-RC30-193 (Ever-power)<\/th>\nGeneric \/ Low-Cost Alternative<\/th>\n<\/tr>\n<\/thead>\n
    Bearings<\/td>\n✔ Premium Tapered Roller Bearings, 5000+ hr L10 Life<\/td>\n✘ Standard Ball Bearings, 1500 hr L10 Life<\/td>\n<\/tr>\n
    Heat Treatment<\/td>\n✔ Gas Carburizing, 1.0-1.5mm Case Depth<\/td>\n✘ Induction Hardening, 0.3mm Case Depth<\/td>\n<\/tr>\n
    Quality Testing<\/td>\n✔ 100% Factory Tested \u2014 Dimensional, Run-In, Leak<\/td>\n✘ Spot-Checked, Minimal QC Documentation<\/td>\n<\/tr>\n
    Gear Balancing<\/td>\n✔ Matched-Pair Dynamic Balance to ISO G6.3<\/td>\n✘ No Balancing Performed<\/td>\n<\/tr>\n
    Shaft Hardness<\/td>\n✔ Output Journals Induction-Hardened HRC 50-55<\/td>\n✘ No Localized Hardening, Rapid Wear<\/td>\n<\/tr>\n
    Shipping Protection<\/td>\n✔ Wooden Crate, VCI Paper, Foam Inserts<\/td>\n✘ Cardboard Box, Minimal Protection<\/td>\n<\/tr>\n
    Corrosion Protection<\/td>\n✔ E-Coat + Powder Coat + Zinc Fasteners<\/td>\n✘ Single Paint Layer, Rusts Within 6 Months<\/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 EP-RC30-193 gearboxes.<\/p>\n<\/div>\n

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

    Quality assurance is embedded in every step of EP-RC30-193 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 2700 tonnes of alloy steel annually. Our ISO 9001:2015-certified factory employs 190 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 EP-RC30-193 Quote Today<\/h3>\n

    Whether you need a single EP-RC30-193 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":"

    Delivering a fixed 1:1.93 gear ratio at 30 HP, the EP-RC30-193 is built specifically for operators who need maximum output torque from compact tractors. Smallholders and orchard managers value its optic-axis output and lightweight 24.5 kg body for tight-space installation on narrow mower frames.<\/p>","protected":false},"featured_media":1401,"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":[3086,3085,3089,3088,3087],"class_list":{"0":"post-1435","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-mower-gearbox","7":"product_tag-11-93-ratio-gearbox","8":"product_tag-30hp-rotary-cutter-gearbox","9":"product_tag-bevel-gearbox","10":"product_tag-lawn-mower-transmission","11":"product_tag-pto-gearbox-for-mower","13":"first","14":"instock","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product\/1435","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=1435"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/media\/1401"}],"wp:attachment":[{"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/media?parent=1435"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product_brand?post=1435"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product_cat?post=1435"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/mowergearbox.top\/nn\/wp-json\/wp\/v2\/product_tag?post=1435"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}