Gearbox for Rapeseed/Canola Harvester

Heavy-Duty Rapeseed/Canola Harvester Gearbox — Engineered to Outlast and Outperform

Productive rapeseed harvesting starts with dependable power transmission. The Rapeseed/Canola Harvester gearbox we manufacture is a precision instrument — not a commodity part. This gearbox drives the vertical knife, reel, and auger on a canola swather or direct-cut header. The gear reduction must deliver smooth, vibration-free operation to prevent pod shatter — a critical concern in canola harvesting where even minor vibration causes significant yield loss.

From the hardened gear teeth to the heavy-duty shaft seals, every element is selected and assembled to deliver thousands of hours of trouble-free service. Australian farmers operating in dust, heat, mud, and moisture rely on this gearbox to perform consistently throughout the most demanding seasons.

Rapeseed/Canola Harvester Agricultural Gearbox

⚙ Rapeseed/Canola Harvester Gearbox — Engineering Data Sheet

The following table presents key engineering parameters for our agricultural canola harvester gearbox. Every specification listed can be modified through our custom manufacturing service.

仕様	Rated Value	Customization
1mの距離での騒音	≤ 72 dB(A)	Low-noise profiles optional
Drain Plug Type	Sight glass + drain combo	Sampling port option
反発	≤ 12分角	Reduced backlash option
出力速度範囲	302 – 1961 RPM	Depends on selected ratio
Mounting Configuration	4-bolt rectangular	Custom mounting plates available
Quality Certification	ISO 9001:2015	Audit reports available
ハウジング材	Spheroidal Graphite Iron	Material upgrades optional
Maximum Input Torque	500 Nm	With overload protection
Ambient Temperature Range	-35°C to +95°C	Arctic / tropical variants
出力軸径	25 mm	Match to implement coupling
ギア段数	1	Multi-stage for high ratios
石油生産能力	0.8 litres	Oversized sump available
出力軸タイプ	Splined shaft	Custom output configurations
プライマリーギアタイプ	Straight Bevel Gears	Custom tooth profiles on request
入力軸径	45mm	Custom diameters
プライマリーベアリング	Needle Roller Bearings	Premium bearing upgrades
定格負荷時の効率	95%	Measured on dynamometer
Module / Diametral Pitch	M3.5	Finer/coarser modules available
Input Shaft Spline	6-spline (1-3/8″) / 21-spline (1-3/4″)	20-spline, 8-spline on request
ベアリングの設計寿命（L10）	4000 hours minimum	Extended-life configurations

お問い合わせ先エンジニアリングチーム for a detailed specification sheet tailored to your canola harvester model and rapeseed harvesting conditions.

🏆 Performance Advantages — Why Our Rapeseed/Canola Harvester Gearbox Leads the Field

Investing in a quality gearbox is the smartest upgrade you can make to your canola harvester. Here is the evidence:

特徴	Budget / Import Gearbox	Our Premium Rapeseed/Canola Harvester Gearbox
Operating Efficiency	80-88% — varies wildly between units	95-97% — independently verified on calibrated dynamometer
表面保護	Single-coat spray paint, peels after one season	過酷な環境向けに溶融亜鉛めっきオプションもご用意しています。
ベアリング仕様	Standard open bearings, no pre-load	Double-row tapered rollers, sealed-for-life lubrication option
Spare Parts	No individual parts — must buy complete gearbox	Complete rebuild kits off-the-shelf
騒音と振動	Significant tonal noise from poor gear mesh	Balanced rotating assembly, vibration below 2.5 mm/s RMS
保証とサポート	No warranty — buy at own risk	Full 2-year warranty + engineer hotline + install support

When your livelihood depends on your canola harvester performing during critical rapeseed harvesting windows, a quality gearbox is essential. Choose the gearbox validated by millions of Australian field hours.

Rapeseed/Canola Harvester application

⚙ From PTO to Header Drive — Rapeseed/Canola Harvester Gearbox Anatomy

の Rapeseed/Canola Harvester gearbox その動作は、相互に関連する4つのシステムを通して理解することができる。

1 — 入力システム: Your tractor’s PTO shaft engages with the gearbox through a hardened splined input shaft. The interface transmits torque while allowing minor angular misalignment. Inside, spherical roller bearings support the input shaft and manage the combined loading of transmitted torque and driveline forces.

2 — 変換システム: Inside the housing, precisely meshed straight bevel gears convert PTO high-speed input into modified speed and amplified torque for the header drive. This gearbox drives the vertical knife, reel, and auger on a canola swather or direct-cut header. The gear reduction must deliver smooth, vibration-free operation to prevent pod shatter — a critical concern in canola harvesting where even minor vibration causes significant yield loss. Gear tooth profiles are case-hardened to HRC 58-62 and precision-ground, achieving 96-98% mechanical efficiency.

3 — 出力システム: The transformed power exits through the output shaft to the canola harvester’s working mechanism, specifically driving the header drive for core rapeseed harvesting function. The output connection is engineered for vibration-free, backlash-free transmission at the point of work.

4 — 保護システム： The cast iron housing acts as a heat sink with cooling fins for convective cooling. Internal splash lubrication with SAE 80W-90 GL-5 ensures all surfaces maintain a protective oil film. Spring-Loaded Lip Seals at each shaft opening block contaminants while retaining lubricant.

🔁 Cross-Compatibility Data for Rapeseed/Canola Harvester Gearbox

Manufacturer references below help buyers match our gearbox to their equipment. We do not claim any association with these brands.

OEM	Cross-Referenced Models	Verified
AGCO	G2.8, Series 192, Type 11J	✅
TYM	494Z, Series 880, G7.7	✅
Mahindra	G2.6, Mk-II, J-549	✅
Caterpillar	Type 87H, Model 1597, Mk-I	✅
Kverneland	G-355, Mk-I, Series 266	✅

Service Components

View Parts List

Bearing kits (input & output), seal kits (all positions), matched gear pairs, shaft assemblies, overhaul kits, hardware packs. All ship within 24-48 hours.

🎯 Rapeseed/Canola Harvester Gearbox Sizing Guide — Get the Right Fit First Time

Use this step-by-step guide to identify the exact gearbox model for your canola harvester. Click each step for detailed instructions.

Step 1: Required header drive Speed

How: Refer to your canola harvester manufacturer’s manual for the recommended header drive operating speed

Why it matters: PTO速度と合わせて、ギアボックスに必要な正確なギア比を決定します。

Step 2: Working Hours per Season

How: Estimate your annual operating hours for the canola harvester to determine appropriate service life rating

Why it matters: High-hour operations justify premium bearing and gear specifications for lowest cost per hour

Step 3: Existing Gearbox Identification

How: 交換するギアボックスの銘板に記載されているブランド、モデル番号、および部品番号を記録してください。

Why it matters: Speeds up the matching process and ensures dimensional compatibility with your canola harvesting equipment

Step 4: Torque Demand

How: Calculate the peak torque your rapeseed harvesting application generates — including shock loads from obstacles or material variations

Why it matters: ギアボックスは、通常運転時に過負荷保護を作動させることなく、最大トルクを処理できなければならない。

Step 5: Power Requirement

How: Match the gearbox HP rating to your tractor’s PTO horsepower output and the canola harvester’s demand

Why it matters: 定格が低すぎると過熱や早期故障につながり、定格が高すぎると不必要なコストと重量が増加する。

Step 6: Output Shaft Type

How: Identify the coupling type on your canola harvester — keyed, splined, flanged, or hollow bore

Why it matters: 出力の不一致は高価なアダプタカップリングを必要とし、潜在的な故障箇所を生み出す。

Step 7: Operating Environment

How: Assess exposure to dust, moisture, chemicals, and temperature extremes in your typical rapeseed harvesting conditions

Why it matters: Determines the appropriate seal grade, surface coating, and housing material specification

💡 プロのヒント： For fastest service, email us the old gearbox part number (if visible), your tractor brand and model, and your canola harvester manufacturer and model. Our engineers will confirm the exact match and provide a quotation within one business day.

Agricultural Gearbox Collection

🔧 Technician’s Installation Manual — Rapeseed/Canola Harvester Gearbox

Follow these instructions for a successful installation of your new Rapeseed/Canola Harvester gearbox. Correct installation is critical for achieving maximum service life and warranty coverage.

Step 1: Connect Output to header drive

Attach the gearbox output shaft to the canola harvester’s header drive drive coupling. For keyed connections, align the keyway and slide the coupling on, then secure with the retaining bolt and torque to specification. For splined outputs, apply anti-seize to the splines and verify full engagement before locking.

Step 2: Post-Installation Checks (10-Hour Service)

現場での最初の10時間稼働後、すべての取り付けボルトを規定トルクで締め直してください。オイルレベルを確認し、必要に応じて補充してください。すべてのシールに漏れがないか点検してください。ドライブラインガードが正しく再取り付けられていることを確認してください。今後のメンテナンス計画のために、取り付け日とアワーメーターの読み取り値を記録してください。

Step 3: Connect PTO Driveline

PTOドライブラインをギアボックスの入力シャフトに合わせ、ロック機構がかみ合うまでヨークをスプラインにスライドさせます。スプラインの数が一致していることを確認してください（540 RPMの場合は6スプライン、1000 RPMの場合は21スプライン）。ドライブラインの動作角度が15°を超えないことを確認してください。角度が大きすぎると、ユニバーサルジョイントの早期破損や振動の原因となります。

Step 4: Prepare the Mounting Surface

Clean the mounting flange on the canola harvester frame with a wire brush and solvent, removing all old sealant, rust, and debris. Inspect the mounting surface for cracks, stripped threads, or warping. Chase any damaged bolt threads with a tap. Apply a thin film of anti-seize compound to the mounting face if specified.

Step 5: Drain & Document Old Gearbox

Locate the drain plug on the existing gearbox and position a catch container underneath. Remove the drain plug and allow all oil to drain completely — inspect the oil for metal particles or discolouration that may indicate internal wear. Record the old gearbox model number, mounting bolt size, and shaft dimensions for reference.

Step 6: Fill With Lubricant

注入口プラグを取り外し、レベルインジケーターに達するまで推奨ギアオイルをゆっくりと注入します。ギアボックスの取扱説明書に記載されている潤滑油グレード（通常はSAE 80W-90 GL-5または同等品）を使用してください。注入口プラグを元に戻し、手で締めた後、レンチでしっかりと締めます。ブリーザーキャップが清潔で、詰まりがないことを確認してください。

Step 7: Safety Preparation

Park the tractor on firm, level ground. Engage the parking brake and place wheel chocks. Turn off the engine and remove the key. Disconnect the PTO shaft from the canola harvester. Allow all components to cool completely before touching. Wear appropriate PPE including gloves and safety glasses.

Step 8: Position & Secure New Gearbox

Carefully lift the new Rapeseed/Canola Harvester gearbox into position on the mounting flange, aligning all bolt holes. Insert mounting bolts hand-tight first, confirming proper alignment. Once all bolts are started, torque them in a star (cross) pattern to the value specified in the installation manual. Verify the gearbox sits flush against the frame with no gaps.

⚠ 重要: Always consult the specific installation manual shipped with your Rapeseed/Canola Harvester gearbox for model-specific torque values and procedures.

⚠ Fault Diagnosis Guide — Rapeseed/Canola Harvester Gearbox

Use this diagnostic reference to identify and resolve common Rapeseed/Canola Harvester gearbox issues in the field. Most problems can be diagnosed and addressed without removing the gearbox from the canola harvester.

⚠ 入力軸が回転している間、出力軸の回転が停止します

推定原因： Stripped gear teeth or broken gear

推奨される行動： まず過負荷保護装置を確認してください。ギアボックスに最近急激な過負荷がかかった場合は、これが最も可能性の高い原因です。マニュアルに従って、せん断ボルトを交換するか、スリップクラッチをリセットしてください。過負荷保護装置に異常がない場合は、ギアボックス内部に損傷があり、専門業者による修理が必要です。

⚠ギアボックスが過熱しています

推定原因： Operating beyond rated horsepower or duty cycle

推奨される行動： Check oil level and grade against the specification. Clean all debris from the housing exterior — especially the cooling fins. If the canola harvester is being operated at or above the gearbox’s rated power, reduce forward speed or PTO load. Consider upgrading to synthetic gear oil for improved thermal performance.

⚠ PTO作動時にギアボックスから金属的なカチッという音がする

推定原因： Loose internal components or retaining hardware

推奨される行動： PTO作動時のみに発生する異音（運転中は発生しない）は、通常、ドライブシャフトのバックラッシュを示しています。ドライブシャフトの伸縮チューブの摩耗を確認してください。運転中に異音が発生する場合は、内部摩耗によるギアのバックラッシュ過多が考えられます。異音が徐々に大きくなる場合は、ギアボックスの点検を受けてください。

⚠ PTOドライブラインとギアボックスの接続に問題があります

推定原因： Rust or debris on the input shaft splines

推奨される行動： 入力シャフトのスプラインをワイヤーブラシで清掃し、焼き付き防止剤を薄く塗布します。PTOシャフトをゆっくりと回転させながら押し込み、スプラインを合わせます。スプラインがかみ合わない場合は、スプライン数がPTOの規格と一致していることを確認してください（540 RPMの場合は6スプライン、1000 RPMの場合は21スプライン）。

⚠ Abnormal Grinding or Whining Noise

推定原因： Insufficient lubricant or incorrect oil grade

推奨される行動： Drain and inspect oil for metal particles. Refill with correct grade. If noise persists after oil change, bearing or gear inspection is required. Contact support for rebuild guidance.

上記の手順で問題が解決しない場合は、技術サポートチームにお問い合わせください専門家による診断をご希望の場合は、遠隔でのトラブルシューティングや、重大な故障状況における代替機の派遣も承ります。

📍 Real-World Performance — Rapeseed/Canola Harvester Gearbox Across Australia

Our agricultural gearboxes are field-proven across every Australian state and territory. Below are documented case studies from recent Rapeseed/Canola Harvester gearbox installations.

📍 Case #1: Emerald, QLD

お客様：	Glenn Abbott — family-run farming operation
位置：	Emerald, QLD
農場規模：	5000 acres
応用：	Rapeseed/Canola Harvester gearbox for canola harvester — rapeseed harvesting
購入理由：	シーズン途中の緊急交換。オリジナルのギアボックスが壊滅的な故障を起こしたため。

“We operate in a region with heavy red soil and corrosion has been a persistent problem with gearboxes. The coating on this unit is noticeably more robust — no rust after 2 full seasons of outdoor storage.”
— Glenn Abbott, Emerald, QLD

Brian Fitzgerald — Hamilton, VIC

手術： grain and livestock property | サイズ： 800 acres | 使用： Rapeseed/Canola Harvester gearbox for rapeseed harvesting

購入理由： Replace failed OEM gearbox to restore canola harvester for the upcoming season

“We stress-test our equipment in ways that would void most warranties. This gearbox has handled everything we’ve thrown at it — continuous 12-hour shifts — without complaint.”

📍 Young, NSW specialist canola harvester operator — 4000 acres

クライアント： Kevin Donovan | 応用： Rapeseed/Canola Harvester gearbox — rapeseed harvesting

目的： 1シーズンも持たなかった安価な社外品からのアップグレードです。

「カスタム比率オプションは、当社の事業運営にとって画期的なものでした。他社では提供できない、標準外の出力速度が必要だったのですが、エンジニアリングチームが1週間以内に解決策を設計してくれ、初日から完璧に機能しました。」

📍 Case #4: Perth, WA

お客様：	Ben Murdoch — family-run farming operation
位置：	Perth, WA
農場規模：	1200 acres
応用：	Rapeseed/Canola Harvester gearbox for canola harvester — rapeseed harvesting
購入理由：	Scheduled preventive replacement as part of an annual maintenance program

“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 3 canola harvester machines.”
— Ben Murdoch, Perth, WA

Michael O’Brien — Innisfail, QLD

手術： 企業型農業組織 | サイズ： 1200 acres | 使用： Rapeseed/Canola Harvester gearbox for rapeseed harvesting

購入理由： Custom ratio requirement for a modified canola harvester not served by standard catalogues

“Quality comparable to European OEM units at half the price point. The machining is clean, the paint is durable, and the gears are noticeably smoother than the Chinese-made unit it replaced. Recommended to three other farmers already.”

💬 Common Questions About Our Rapeseed/Canola Harvester Gearbox

🔹ギアボックスにはどのような書類が同梱されていますか？

すべてのギアボックスには、トルク仕様、潤滑およびメンテナンススケジュール、個々の部品番号が記載された部品図、保証登録カード、およびユニットのシリアル番号とテスト結果が記載された品質検査証明書が同梱されています。

🔹 Can I return a gearbox if it does not fit my canola harvester?

ご注文前に機器の詳細をご提供いただき、弊社で互換性を確認させていただければ、適合は保証いたします。万が一、互換性の問題が発生した場合は、お届け後30日以内であれば、未使用のギアボックスを無条件で交換または返金いたします。弊社は、初回のご注文で最適なギアボックスをお届けすることを目指しております。

🔹 大量購入割引を受けるには、最低注文数量はいくつ必要ですか？

We offer tiered pricing starting from single-unit purchases, with meaningful discounts beginning at 5+ units. Dealer and OEM pricing structures are available for agricultural equipment retailers and canola harvester manufacturers. Contact our sales team for a formal quotation tailored to your volume requirements.

🔹 How is the gearbox packaged for shipping?

Each gearbox is drained of shipping oil, wrapped in VCI (Vapor Corrosion Inhibitor) film, and crated in a sturdy plywood box rated for international freight. This packaging protects against moisture, impact, and corrosion during transit — even for shipments to remote Australian properties via road freight.

🔹 What does the warranty cover and for how long?

Our 24-month comprehensive warranty covers all defects in materials and workmanship, including bearings, gears, seals, and housing. It applies from the date of purchase and is backed by our ISO-certified quality management system. Extended warranty programs are available for bulk and fleet orders.

🔹 Will this gearbox fit older-model canola harvester equipment?

We maintain compatibility databases covering canola harvester 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.

🔹 Can the output shaft be customized for my specific canola harvester?

Absolutely. We manufacture gearboxes with keyed, splined, flanged, hex, and hollow-bore output shaft configurations. If your canola harvester 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.

🔹 Do you provide technical support after purchase?

Yes — every purchase includes access to our engineering support team for installation guidance, troubleshooting, maintenance advice, and parts ordering. Support is available via phone, email, and our online contact form. There is no charge for technical support during or after the warranty period.

🔹 What payment and ordering options do you offer?

We accept bank transfer, credit card, and purchase orders from established accounts. For large orders, we offer 30-day payment terms subject to credit approval. Orders can be placed through our website, by email, or by phone. Pro-forma invoices are available for pre-payment arrangements.

🔹オーストラリアの遠隔地の農業地域にも配達してもらえますか？

はい、オーストラリア全土の郵便番号地域（遠隔地や地方を含む）へ配送いたします。季節ごとの機器ニーズの緊急性を理解している経験豊富な農業貨物運送業者を利用しています。緊急故障時には速達便をご利用いただけます。また、人気モデルは即日発送できるよう在庫を確保しています。

🔧 Essential Accessories for Rapeseed/Canola Harvester Applications

For optimal performance, pair your Rapeseed/Canola Harvester agricultural gearbox with our matching PTO drive shafts and accessories.

PTO Drive Shaft for Rapeseed/Canola Harvester

Heavy-duty PTO driveline assemblies featuring precision cross journals, integrated guard tubes, and multi-spline connections compatible with our Rapeseed/Canola Harvester gearbox.

View PTO Shafts →

Explore Our Gearbox Range

From compact garden equipment drives to heavy-duty combine gearboxes, our catalogue has you covered. Explore the full range on our website.

Browse Gearboxes →

⚖ Safety Standards for Rapeseed/Canola Harvester Equipment in Australia

Australian farmers must ensure all agricultural machinery — including canola harvester with PTO-driven gearboxes — meets applicable safety standards. Here is a summary of the requirements relevant to your Rapeseed/Canola Harvester gearbox:

Standards Compliance

Standard	Relevance
AGMA 2001 — Gear Tooth Rating	Gear designs validated against AGMA standards for bending strength and pitting resistance.
AS/NZS 3788 — Pressure Equipment	Gearbox housings safely contain internal operating pressures in compliance with applicable standards.

State-Level WHS Requirements

Victoria — OHS Regulations 2017: specifies risk assessment requirements for rapeseed harvesting machinery operations.
ACT — WHS Regulation 2011: mirrors national standards for agricultural machinery including canola harvester equipment.
Western Australia — WHS (General) Regulations 2022: includes obligations for remote farm operations involving rapeseed harvesting equipment.

Australia-Wide Rapeseed/Canola Harvester Gearbox Distribution

We deliver Rapeseed/Canola Harvester agricultural gearboxes to every state and territory in Australia. Our logistics network covers major farming regions including the Katherine region, the Douglas Daly, and the Top End, the Riverina, the Murrumbidgee Irrigation Area, and the Liverpool Plains, and the Atherton Tablelands, the Burdekin, and Mackay-Whitsunday. 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.

📧 Request a Custom Quotation — Rapeseed/Canola Harvester Gearbox

Our Factory

With 20+ experience and over 100,000 gearboxes produced each year, we are one of the most established agricultural gearbox manufacturers serving the Australian market. Our production capabilities include: complete vertical integration — from raw forgings to finished assemblies, dynamic gearbox testing on calibrated absorption dynamometers, dedicated r&d team for custom and prototype gearbox development, and much more.

Standard & Custom — We Build Both

Need something different? We manufacture non-standard agricultural gearboxes to customer specifications daily. Modified ratios, custom housings, special shaft configurations, unique mounting patterns — if you can define it, we can build it.

Drawings, samples, dimensions, photos — whatever you have, send it. We will engineer the rest.

📧 Contact Our Engineering Team

🏭 Discover Our Full Capabilities →

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