Industrial-Strength Power Harrow Gearbox — Reliable Power for Soil Cultivation

When soil cultivation efficiency is your priority, the gearbox connecting your tractor to the power harrow becomes the most critical component on the implement. Our agricultural gearbox for Power Harrow applications uses advanced gear technology to maximize power transfer while minimizing heat generation and mechanical wear. The power harrow gearbox distributes PTO torque across multiple vertical tine shafts via an internal gear train. Bolted to the harrow’s main beam, it ensures each set of tines counter-rotates to crumble clods without inverting the soil profile.

Backed by rigorous quality control and bench-tested before shipment, every unit meets the exacting standards demanded by professional Australian farmers who cannot afford mid-season breakdowns.

Power Harrow Agricultural Gearbox

📊 Detailed Specifications — Power Harrow Agricultural Gearbox

ما power harrow gearbox is manufactured to the following specifications. Custom engineering is available for non-standard soil cultivation applications.

پارامتر ارزش
Gear Core Hardness HRC 30
Gear Surface Hardness HRC 57 – 62
محدوده دمای محیط -20°C to +120°C
صدور گواهینامه کیفیت ISO 9001:2015
Primary Gear Type Spiral Bevel Gears
Maximum Input Torque 1000 Nm
Primary Bearings Needle Roller Bearings
Drain Plug Type Standard hex plug
وزن خالص 28 kg
Input Shaft Spline 6-spline (1-3/8″) / 21-spline (1-3/4″)
پارامتر ارزش
محدوده سرعت خروجی 378 – 2038 RPM
جنس بدنه Spheroidal Graphite Iron
نوع آب‌بندی شفت Ptfe Rotary Seal
محافظت در برابر اضافه بار محدودکننده گشتاور
Number of Gear Stages 1
فاصله مرکز ۱۴۰ میلی‌متر
Paint System 3-coat marine grade
قطر شفت خروجی 40 mm
Maximum Continuous Torque 200 – 1000 Nm
Available Gear Ratios 1:1.93 to 1:2.5

با ما تماس بگیرید تیم مهندسی for a detailed specification sheet tailored to your power harrow model and soil cultivation conditions.

💰 Total Cost of Ownership — Power Harrow Gearbox Analysis

Before you buy a power harrow gearbox on price alone, consider these engineering facts about our Power Harrow unit versus budget options:

Specification Low-Cost Alternative Our Engineered Power Harrow Gearbox
Noise & Vibration 85+ dB(A) — requires hearing protection Helical overlap ratio >1.5 eliminates single-tooth loading
Sealing System Single-lip NBR rubber seal, no dust excluder PTFE rotary seal + stainless wear sleeve for maximum chemical resistance
Housing Design Recycled aluminium casting with porosity issues Spheroidal graphite iron (SG700), CNC-machined bearing bores, integrated cooling fins
گارانتی و پشتیبانی 12-month warranty excludes seals and bearings ۲۴ ماه گارانتی با پشتیبانی ISO 9001 و قابلیت ردیابی دسته‌ای
عمر مفید مورد انتظار 500-1,000 hours — frequent replacement needed ۵۰۰۰ تا ۸۰۰۰ ساعت در عملیات تجاری استرالیا نشان داده شده است
محافظت از سطح No primer — surface rust within weeks Cathodic e-coat + powder coat, 1000-hr salt spray test

Farmers who switch to our Power Harrow gearbox report that the investment pays for itself within the first season through eliminated downtime and reduced maintenance. Quality is an investment, not an expense.

Power Harrow application

🔧 Inside the Power Harrow Gearbox — Engineering Principles

Here is how our Power Harrow gearbox converts PTO output into productive soil cultivation power:

▶ Power Input — PTO Connection

Power enters through a precision-machined splined coupling accepting 540 RPM (1-3/8″) or 1000 RPM (1-3/4″) PTO output. The input shaft rides on cylindrical roller bearings selected specifically for the load profile of soil cultivation applications.

▶ Gear Reduction — Torque Conversion

Precision spiral bevel gears inside the gearbox reduce PTO speed while multiplying torque to match the tine drive’s demands. The power harrow gearbox distributes PTO torque across multiple vertical tine shafts via an internal gear train. Bolted to the harrow’s main beam, it ensures each set of tines counter-rotates to crumble clods without inverting the soil profile. The gears are manufactured from carburized alloy steel, ground to tight tolerances, and profiled for quiet, efficient power transfer.

▶ Power Output — Tine Drive Drive

The gearbox output shaft connects directly to the power harrow’s tine drive, delivering torque-multiplied power for productive soil cultivation. The output coupling is machined to precise tolerances for responsive, zero-backlash power delivery.

▶ Thermal & Environmental Management

Every shaft penetration is protected by a labyrinth seal, creating multi-barrier defense against dust, moisture, and crop debris. SAE 85W-140 EP provides continuous splash lubrication. The nodular iron housing features integrated cooling fins for thermal management.

✅ Verified Replacements for Major Power Harrow Brands

Cross-reference data is provided as a customer service. All brand names and model numbers remain the intellectual property of their respective owners.

Manufacturer Interchange Reference Fitment
کلاس Mk-IV, Model 1411, 914Z
Kubota Series 540, Mk-IV, A-347
Capello Type 27D, Model 1750, G2.4
John Deere Series 617, Mk-III, G1.4
Krone G8.3, D-558, Mk-V
Grimme Mk-II, Model 8346, Type 22D

Parts & Service Support

  • Bearing rebuild kits with spacers and shims
  • Seal & gasket replacement kits
  • Matched gear pairs — pinion and wheel
  • Input and output shaft assemblies

📝 Step-by-Step: How to Select Your Power Harrow Gearbox

قبل از سفارش خود Power Harrow gearbox، این پارامترهای حیاتی را برای اطمینان از تناسب و عملکرد بی‌نقص تأیید کنید:

01

ساعات کاری در هر فصل

Estimate your annual operating hours for the power harrow to determine appropriate service life rating

عملیات با ساعات کاری بالا، مشخصات بلبرینگ و چرخ‌دنده ممتاز را با کمترین هزینه در ساعت توجیه می‌کند

02

Torque Demand

Calculate the peak torque your soil cultivation application generates — including shock loads from obstacles or material variations

The gearbox must handle peak torque without activating overload protection during normal operation

03

الگوی پیچ نصب

Measure the bolt hole positions, centre distances, and overall envelope on your power harrow’s gearbox mounting flange

نصب مستقیم پیچ و مهره را بدون هیچ گونه ساخت یا صفحات آداپتور تضمین می‌کند

04

محیط عملیاتی

Assess exposure to dust, moisture, chemicals, and temperature extremes in your typical soil cultivation conditions

درجه آب‌بندی مناسب، پوشش سطح و مشخصات مواد محفظه را تعیین می‌کند.

05

نوع شفت خروجی

Identify the coupling type on your power harrow — keyed, splined, flanged, or hollow bore

خروجی‌های ناهماهنگ نیاز به کوپلینگ‌های آداپتور پرهزینه دارند و نقاط شکست بالقوه‌ای را ایجاد می‌کنند.

06

جهت چرخش

Determine whether the tine drive on your power harrow requires clockwise or counter-clockwise output when viewed from the drive end

Incorrect rotation direction will damage the implement or produce no useful work

07

نیاز به برق

Match the gearbox HP rating to your tractor’s PTO horsepower output and the power harrow’s demand

کمتر از مقدار واقعی منجر به گرمای بیش از حد و خرابی زودرس می‌شود؛ بیش از مقدار واقعی هزینه و وزن غیرضروری اضافه می‌کند.

💡 نکته حرفه‌ای: Not sure which model you need? Our selection engineers have cross-referenced thousands of power harrow gearbox applications. Send us any information you have — even partial — and we will find the right match. اینجا تماس بگیرید.

Agricultural Gearbox Collection

⚙ Fitting Guide: Power Harrow Gearbox on Your power harrow

Installing a new gearbox on your harrowing implement is a straightforward process when done methodically. Allow approximately 1-2 hours for a complete replacement using standard hand tools.

Step 1: Remove Old Gearbox
Separate the PTO driveline and the output connection to the tine drive. Mark the orientation of the gearbox on the frame before removal. Use an appropriate lifting device (the gearbox may be heavier than it looks). Remove mounting bolts working from the outside in, then gently pull the gearbox away from the mounting surface.
Step 2: Connect PTO Driveline
Apply a thin coat of lithium grease to the input shaft splines. Engage the PTO driveline, confirming the splines mesh fully and the safety collar locks into position. Check the driveline angles: measure with an inclinometer if possible. Angles above 15° require a CV (constant velocity) joint upgrade to prevent vibration damage.
Step 3: Test Run & Break-In
Perform an initial low-speed test: engage PTO at half speed for 10 minutes, stop, check for leaks and abnormal heat. If clear, run at full speed for 20 minutes under light load. After the initial test, perform a short field trial under actual soil cultivation conditions at reduced forward speed. Monitor gearbox temperature and sound throughout.
Step 4: Connect Output to tine drive
Mate the gearbox output to the tine drive input. If using a flanged connection, align the bolt holes and use grade 8.8 or higher fasteners torqued to specification. If keyed or splined, confirm the coupling seats fully before applying locking hardware. Verify zero binding by hand-rotating the assembly.
Step 5: Post-Installation Checks (10-Hour Service)
Complete a first-service at 10 operating hours: retorque all fasteners, change the break-in oil and replace with fresh oil of the specified grade, inspect seals and breather, and confirm the tine drive connection remains tight. This early service removes any metallic particles generated during initial gear run-in.
Step 6: Safety Preparation
Ensure the power harrow is fully supported and cannot roll or tip. Shut down the tractor, remove the key, and disconnect the battery if working near electrical components. Lower all hydraulic implements to the ground. Put on safety gloves, steel-cap boots, and eye protection before beginning any work.
Step 7: Prepare the Mounting Surface
Thoroughly clean the harrowing implement’s gearbox mating surface. Remove all rust, paint, and sealant residue. Inspect the mounting face for any damage — dents, cracks, or corrosion that could prevent a flush fit. If mounting studs are used, verify they are tight and undamaged.

⚠ مهم: If you encounter any difficulty, our technical support team is available to guide you through the process — contact us here.

🔧 Problem-Solving: Power Harrow Gearbox Field Issues

Quick diagnosis saves time and money. This troubleshooting guide is organized by symptom — find the issue you are experiencing, then follow the recommended actions to resolve it.

⚠ مشکل در اتصال سیستم انتقال قدرت PTO به گیربکس

Root Cause Analysis: سطح درگیر یوک PTO آسیب دیده یا فرسوده شده است

Corrective Action: Verify you have the correct PTO standard — 540 RPM and 1000 RPM shafts are not interchangeable. If the standards match but the yoke will not seat, inspect both the yoke and input shaft splines for damage. A single bent spline tooth can prevent engagement. Clean and deburr as needed.

⚠ Gearbox Running Excessively Hot

Root Cause Analysis: Debris-clogged cooling fins reducing heat dissipation

Corrective Action: Overheating is the most common precursor to gear failure. Take immediate action: reduce load, verify correct oil type and level, and clean the housing surface. If the gearbox has been running hot for an extended period, consider draining and inspecting the oil for metal contamination before continuing operation.

⚠ شفت خروجی در حالی که ورودی می‌چرخد، از چرخش باز می‌ایستد

Root Cause Analysis: کلید یا اسپلینت روی شفت خروجی خراب است

Corrective Action: Stop the tractor immediately. Do not attempt to force the PTO. Check the shear bolt or slip clutch mechanism — if it has tripped, identify and address the cause of the overload before replacing the bolt. If the protection device has not activated, the gearbox has suffered an internal failure and must be disassembled for inspection.

⚠ گیربکس هنگام درگیر شدن PTO صدای تق‌تق فلزی تولید می‌کند

Root Cause Analysis: خط انتقال قدرت PTO خیلی طولانی است و باعث تأثیر بر تعامل می‌شود.

Corrective Action: Inspect the overload protection mechanism (shear bolt or slip clutch) for loose components. Check the PTO driveline for excessive slip joint wear that allows impact on engagement. If the gearbox clunks only during direction changes or load reversals, this indicates backlash from gear wear.

⚠ نشت روغن از آب‌بندهای شفت

Root Cause Analysis: مسدود شدن دریچه تنفس که مانع از کاهش فشار می‌شود

Corrective Action: Identify which seal is leaking (input, output, or housing joint). Verify oil level is not above the fill line. Replace the breather cap — a clogged breather is the cause of ~40% of seal leak cases. If the seal itself is damaged, install a replacement seal and check the shaft condition.

Remember: early intervention prevents secondary damage. If you detect any unusual behaviour from your Power Harrow gearbox, address it promptly rather than continuing to operate. Our technical team is available to help diagnose issues and source replacement parts quickly.

📈 Engineer’s Field Notes — Power Harrow Gearbox Installations

Our agricultural gearboxes are field-proven across every Australian state and territory. Below are documented case studies from recent Power Harrow gearbox installations.

📍 Griffith, NSW intensive horticultural farm — 6000 acres

مشتری: Andrew Patterson | کاربرد: Power Harrow gearbox — soil cultivation

هدف: Retrofit older model power harrow with improved gearbox for extended service life

“We stress-test our equipment in ways that would void most warranties. This gearbox has handled everything we’ve thrown at it — corrosive chemical exposure — without complaint.”

📍 Case #2: Armidale, NSW

مشتری: Ben Murdoch — broadacre cropping operation
مکان: Armidale, NSW
اندازه مزرعه: 4000 acres
کاربرد: Power Harrow gearbox for power harrow — soil cultivation
دلیل خرید: جایگزینی پیشگیرانه برنامه‌ریزی‌شده به عنوان بخشی از برنامه نگهداری سالانه

“The custom ratio option was a game-changer for our operation. We needed a non-standard output speed that no other supplier could provide. The engineering team designed a solution within a week and it worked perfectly from day one.”
Ben Murdoch, Armidale, NSW

Paul Hutchinson — Cairns, QLD

عملیات: specialist power harrow operator | اندازه: 3500 acres | استفاده: Power Harrow gearbox for soil cultivation

دلیل خرید: تعویض اضطراری در اواسط فصل پس از خرابی فاجعه‌بار گیربکس اصلی

“Fast delivery to a remote location was the initial reason I tried this supplier. The gearbox quality is what made me a repeat customer — we have now standardised on their products across our fleet of 8 power harrow machines.”

📍 Mackay, QLD cooperative farming group — 2000 acres

مشتری: Darren Stewart | کاربرد: Power Harrow gearbox — soil cultivation

هدف: Custom ratio requirement for a modified power harrow not served by standard catalogues

“What convinced me was the comprehensive warranty. No exclusions, no small print. When I had a question about an unusual noise (turned out to be a driveline issue, not the gearbox), they diagnosed it over the phone at no charge.”

📍 Case #5: Rockhampton, QLD

مشتری: Barry Wilson — specialist power harrow operator
مکان: Rockhampton, QLD
اندازه مزرعه: 1800 acres
کاربرد: Power Harrow gearbox for power harrow — soil cultivation
دلیل خرید: New equipment build — specifying aftermarket gearbox as OEM improvement

“Our power harrow contractor business depends on zero downtime during the season. These gearboxes have given us that reliability. In 4 years of use across 11 machines, we have had exactly zero gearbox-related breakdowns.”
Barry Wilson, Rockhampton, QLD

📚 Power Harrow Gearbox — Your Questions Answered

Can I return a gearbox if it does not fit my power harrow?

If you provide your equipment details before ordering and we confirm compatibility, fitment is guaranteed. In the rare event of a compatibility issue, we offer a no-questions-asked exchange or refund on unused gearboxes within 30 days of delivery. Our goal is to match you with the correct gearbox on the first order.

Can the output shaft be customized for my specific power harrow?

Absolutely. We manufacture gearboxes with keyed, splined, flanged, hex, and hollow-bore output shaft configurations. If your power harrow requires a non-standard output size, spline count, or connection type, our engineering team will design and machine it to your exact specifications at no additional lead time for common modifications.

How do I determine the correct gearbox model for my equipment?

Provide us with your tractor brand/model and PTO speed, the power harrow manufacturer and model, and the old gearbox part number if available. Alternatively, measure the input/output shaft dimensions and mounting bolt pattern. Our selection engineers will identify the correct match, typically within 24 hours.

Can the gearbox be serviced or rebuilt in the field?

سرویس‌های روتین (تعویض روغن، تعویض آب‌بند، بازرسی یاتاقان) را می‌توان در محل و با ابزارهای استاندارد انجام داد. برای بازسازی‌های اساسی، ما کیت‌های تعمیرات اساسی کامل شامل تمام یاتاقان‌ها، آب‌بندها و واشرها را ارائه می‌دهیم. دفترچه‌های راهنمای دقیق سرویس و راهنماهای ویدیویی برای دانلود از پورتال پشتیبانی ما در دسترس هستند.

Which gear oil do you recommend for Australian conditions?

For most Australian climates, SAE 80W-90 EP gear oil meeting GL-5 specification is ideal. In tropical regions with sustained high temperatures, we recommend 85W-140. For southern regions experiencing cold winters, synthetic 75W-90 provides better cold-start protection. Check the oil specification card shipped with your gearbox for the definitive recommendation.

Do you provide technical support after purchase?

بله — هر خرید شامل دسترسی به تیم پشتیبانی مهندسی ما برای راهنمایی نصب، عیب‌یابی، مشاوره تعمیر و نگهداری و سفارش قطعات می‌شود. پشتیبانی از طریق تلفن، ایمیل و فرم تماس آنلاین ما در دسترس است. هیچ هزینه‌ای برای پشتیبانی فنی در طول یا پس از دوره گارانتی دریافت نمی‌شود.

Will this gearbox fit older-model power harrow equipment?

We maintain compatibility databases covering power harrow models from the past 25+ years. Most older models can be directly fitted with our current gearbox range. For discontinued or rare models, send us the mounting dimensions and shaft specifications, and we will confirm fitment or design a custom adapter.

What payment and ordering options do you offer?

ما حواله بانکی، کارت اعتباری و سفارش خرید از حساب‌های موجود را می‌پذیریم. برای سفارش‌های بزرگ، شرایط پرداخت 30 روزه را با توجه به تأیید اعتبار ارائه می‌دهیم. سفارش‌ها را می‌توان از طریق وب‌سایت ما، ایمیل یا تلفن ثبت کرد. پیش‌فاکتور برای هماهنگی‌های پیش‌پرداخت در دسترس است.

What does the warranty cover and for how long?

گارانتی جامع ۲۴ ماهه ما تمام عیوب مربوط به مواد و ساخت، از جمله یاتاقان‌ها، چرخ‌دنده‌ها، آب‌بندها و محفظه را پوشش می‌دهد. این گارانتی از تاریخ خرید اعمال می‌شود و توسط سیستم مدیریت کیفیت دارای گواهینامه ISO ما پشتیبانی می‌شود. برنامه‌های گارانتی تمدید شده برای سفارش‌های عمده و ناوگانی در دسترس هستند.

What is the expected lifespan under continuous soil cultivation operation?

Our Power Harrow gearbox is rated for 3,000 to 5,000+ operating hours with proper maintenance. Many customers in intensive Australian operations report achieving 5,000+ hours before requiring any internal service. Key factors affecting lifespan include oil change frequency, operating load, and environmental conditions.

⚡ Pair With These: Power Harrow Power Transmission Accessories

Maximize your soil cultivation equipment reliability with these complementary products designed to work with our Power Harrow gearbox.

  • PTO Shaft

    PTO Shaft & Driveline for Power Harrow

    Agricultural PTO shaft assemblies with shear-bolt or friction-clutch overload protection. Available in lengths from 600mm to 2500mm for any tractor-to-power harrow distance.

    Learn More →

  • Gearbox Range

    Agricultural Gearbox Collection

    Browse our full range of agricultural gearboxes — from mower drives to harvester transmissions. Every unit built to the same premium standards as our Power Harrow gearbox.

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📜 Australian Compliance & Regulations — Power Harrow Gearboxes

Compliance with Australian safety standards protects your workers and your business. The following standards and regulations apply to Power Harrow agricultural gearbox installations:

Regulatory Framework

AS 1636 — Agricultural Machinery Safety
Our gearboxes meet design requirements for agricultural machinery components, including rotating part guarding interfaces.
AS 4024 — Safeguarding of Machinery
Our products comply with Australian machinery safeguarding standards applicable to agricultural power harrow equipment.

State Workplace Safety Legislation

New South Wales — Work Health and Safety Regulation 2017
requires documented maintenance records for all power-driven power harrow machinery.
Western Australia — WHS (General) Regulations 2022
includes obligations for remote farm operations involving soil cultivation equipment.
Northern Territory — WHS (National Uniform Legislation) Regulations 2011
applies federal standards to soil cultivation operations territory-wide.

Serving Every Agricultural Region in Australia

We deliver Power Harrow agricultural gearboxes to every state and territory in Australia. Our logistics network covers major farming regions including the Wheatbelt, the Ord River district, and the Great Southern, the Wimmera, the Mallee, and Goulburn Valley, and the Katherine region, the Douglas Daly, and the Top End. Whether you operate in a metropolitan fringe area or a remote pastoral station, we ship directly to your property with full tracking and delivery confirmation.

🎯 Your Power Harrow Gearbox Journey Starts Here

Agricultural Gearbox Factory

Manufacturing Excellence — more than 20 years of Experience

We are a professional manufacturer of agricultural gearboxes and PTO drive systems. Our facility features:

  • Automated heat treatment with atmosphere-controlled furnaces
  • 24/7 production capability for urgent and large-volume orders
  • CMM (Coordinate Measuring Machine) dimensional inspection
  • Dedicated R&D team for custom and prototype gearbox development

Custom & Non-Standard Manufacturing

Our capabilities extend well beyond standard catalogue products. We design and build custom gear drives for power harrow OEMs, implement manufacturers, and agricultural engineers who need precise mechanical solutions that off-the-shelf products cannot deliver.

Send us your drawings, samples, or specifications — and receive a quotation within 24 hours.

🏭 Learn About Our Company →

Your trusted partner for agricultural gearbox solutions — standard and custom — across Australia and worldwide.