Advanced Peanut Harvester Gearbox — Optimal Torque Delivery for Peanut Harvesting
When peanut harvesting efficiency is your priority, the gearbox connecting your tractor to the peanut harvester becomes the most critical component on the implement. Our agricultural gearbox for Peanut Harvester applications uses advanced gear technology to maximize power transfer while minimizing heat generation and mechanical wear. The peanut harvester gearbox powers the digging blades, shaker chains, and vine-lifting mechanisms. It converts PTO input into the complex combination of slow digging speed and rapid shaking action needed to separate peanut pods from soil and vine material.
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.

📈 Technical Specifications — Peanut Harvester Gearbox
Below are the standard specifications for our peanut harvester gearbox. All parameters can be customized to match your specific peanut harvesting requirements.
| パラメータ | Standard Value | Custom Options |
|---|---|---|
| ギアコア硬度 | HRC 36 | Tough shock-absorbing core |
| 表面コーティング | Zinc phosphate + enamel | Custom RAL colours available |
| 入力軸径 | 35mm | Custom diameters |
| Input Shaft Spline | 6-spline (1-3/8″) / 21-spline (1-3/4″) | 20-spline, 8-spline on request |
| Maximum Continuous Torque | 200 – 1000 Nm | Peak torque: 150% of continuous |
| 出力軸径 | 50 mm | Match to implement coupling |
| プライマリーベアリング | Tapered Roller Bearings | Premium bearing upgrades |
| ハウジング材 | Grey Cast Iron | Material upgrades optional |
| ベアリングの設計寿命(L10) | 5000 hours minimum | Extended-life configurations |
| ギア段数 | 2 | Multi-stage for high ratios |
| 塗装システム | Powder + clear coat | Stainless option for corrosive env. |
| Gear Surface Hardness | HRC 57 – 62 | Carburized + ground |
| Centre Distance | 80 mm | Per gear ratio |
| 回転方向 | CW standard (CCW optional) | Reversible models |
| 設計基準 | ISO 6336 + FEA verified | Third-party certified |
| 利用可能なギア比 | 1:1.47 to 1:1.5 | Non-standard ratios manufactured to order |
| Mounting Configuration | 6-bolt circular | Custom mounting plates available |
| 石油生産能力 | 2.8 litres | Oversized sump available |
| 正味重量 | 16 kg | Varies by configuration |
| IP Protection Class | IP66 | Up to IP67 on request |
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 peanut harvester model and peanut harvesting conditions.
💪 Quality Comparison — Peanut Harvester Gearbox
Professional peanut harvesting operators know that gearbox quality directly impacts productivity. This comparison proves why our Peanut Harvester gearbox is the professional choice:
| Comparison Point | Generic Aftermarket | Our Peanut Harvester Gear Drive |
|---|---|---|
| Gear Material & Treatment | Mild carbon steel with induction hardening | Cr-Mo alloy steel, carburized + ground, HRC 58-62, 1.2mm case depth |
| シーリングシステム | 標準的なOリングシール、限定的な防塵性能 | Cassette-type metal-cased seal with integrated dirt rejection lip |
| 住宅設計 | 薄肉のねずみ鋳鉄製で、衝撃を受けると割れやすい。 | ADI (Austempered Ductile Iron), 30% stronger than standard ductile at same weight |
| 騒音と振動 | 85+ dB(A) — requires hearing protection | ≤ 72 dB(A) — precision gear profiles eliminate mesh noise |
| Operating Efficiency | 82-87% — high fuel consumption penalty | 97%+ — superfinished gears reduce mesh friction to near-theoretical minimum |
| Spare Parts | Parts catalogue unavailable | Online parts catalogue, next-day dispatch |
| ベアリング仕様 | Standard open bearings, no pre-load | SKF/NSK equivalent class, matched bearing sets, factory pre-load adjustment |
私たちに切り替える農家 Peanut Harvester gearbox 投資額は、ダウンタイムの削減とメンテナンスコストの低減により、最初のシーズンで回収できると報告されています。品質は投資であり、費用ではありません。

⚙ How the Peanut Harvester Gearbox Works — Mechanical Principles
の Peanut 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, angular contact 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 hypoid gears convert PTO high-speed input into modified speed and amplified torque for the digger/shaker drive. The peanut harvester gearbox powers the digging blades, shaker chains, and vine-lifting mechanisms. It converts PTO input into the complex combination of slow digging speed and rapid shaking action needed to separate peanut pods from soil and vine material. 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: Power exits through the output shaft connecting to the peanut harvester’s digger/shaker drive. The output configuration (keyed, splined, flanged, or hollow bore) matches the implement’s drive requirements. Smooth power flow to the digger/shaker drive is maintained regardless of load fluctuations during peanut harvesting.
4 — 保護システム: The gearbox uses splash lubrication with SAE 85W-140 EP. Gears distribute oil across all contact surfaces. The cast iron housing incorporates cooling ribs that dissipate heat under sustained peanut harvesting load. Mechanical Face Seals at every shaft exit prevent contamination ingress.
🔁 Peanut Harvester Gearbox Cross-Reference Chart
All manufacturer names and model numbers below are property of their respective owners, cited for cross-reference only. No affiliation or endorsement is implied.
私たちの Peanut Harvester agricultural gearbox is a verified drop-in replacement for these brands and models:
- Kioti: Series 932, Model 9493, Type 59E — ✅ dimensionally verified
- Geringhoff: Series 578, Mk-III, 364S — ✅ dimensionally verified
- Massey Ferguson: 636Z, G6.3, Mk-III — ✅ dimensionally verified
- Deutz-Fahr: Model 8980, G3.8, Series 544 — ✅ dimensionally verified
- ISEKI: K-962, Mk-I, Model 5331 — ✅ dimensionally verified
Long-Term Parts Guarantee
We guarantee parts availability for every Peanut Harvester gearbox we sell. Bearing kits, seal packs, gear sets, shafts — all stocked and ready for express dispatch. Fleet customers receive dedicated parts support and volume pricing.
📝 Step-by-Step: How to Select Your Peanut Harvester Gearbox
Selecting the correct gearbox for your peanut harvester is essential for achieving optimal peanut harvesting performance. Follow this checklist:
| Step | What to Confirm | How to Determine | Why It Matters |
|---|---|---|---|
| 1 | 回転方向 | Determine whether the digger/shaker drive on your peanut harvester requires clockwise or counter-clockwise output when viewed from the drive end | 回転方向が間違っていると、作業機が損傷したり、有効な作業ができなかったりします。 |
| 2 | 出力軸タイプ | Identify the coupling type on your peanut harvester — keyed, splined, flanged, or hollow bore | 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。 |
| 3 | 既存のギアボックスの識別 | 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。 | Speeds up the matching process and ensures dimensional compatibility with your peanut harvesting implement |
| 4 | Required digger/shaker drive Speed | Refer to your peanut harvester manufacturer’s manual for the recommended digger/shaker drive operating speed | 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。 |
| 5 | 電力要件 | Match the gearbox HP rating to your tractor’s PTO horsepower output and the peanut harvester’s demand | 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。 |
| 6 | 取り付けボルトパターン | Measure the bolt hole positions, centre distances, and overall envelope on your peanut harvester’s gearbox mounting flange | 加工やアダプタープレートを一切必要とせず、直接ボルトオンで取り付けられます。 |
| 7 | Operating Environment | Assess exposure to dust, moisture, chemicals, and temperature extremes in your typical peanut harvesting conditions | Determines the appropriate seal grade, surface coating, and housing material specification |
💡 プロのヒント: If you are unsure about any parameter, photograph the existing gearbox nameplate and mounting area and send the images to our team via our contact page. We will identify the correct replacement within 24 hours.

⚙ Fitting Guide: Peanut Harvester Gearbox on Your peanut harvester
Installing a new gearbox on your peanut harvesting implement is a straightforward process when done methodically. Allow approximately 1-2 hours for a complete replacement using standard hand tools.
Before removing any bolts, take detailed photographs of the old gearbox from all angles — document the mounting orientation, PTO driveline routing, and any shims or spacers. Then drain the gear oil into a marked container and dispose of it according to local environmental regulations.
Mate the gearbox output to the digger/shaker 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.
Lift the new Peanut Harvester gearbox and slide it onto the mounting flange. Ensure the housing is oriented correctly (check your reference photos from disassembly). Start all mounting bolts by hand before tightening any of them. Apply final torque using a calibrated torque wrench — refer to the torque specification card included with your gearbox.
Separate the PTO driveline and the output connection to the digger/shaker 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.
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.
Thoroughly clean the peanut harvesting 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.
Ensure the peanut harvester 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.
Charge the gearbox with the specified volume and grade of gear oil. Do not overfill — excess oil causes churning, overheating, and seal pressure. Install the fill plug with thread sealant if required. Check that the breather vent is clear and properly installed.
⚠ 重要: If you encounter any difficulty, our technical support team is available to guide you through the process — contact us here.
🚧 Troubleshooting — Peanut Harvester Gearbox Common 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.
Remember: early intervention prevents secondary damage. If you detect any unusual behaviour from your Peanut Harvester gearbox, address it promptly rather than continuing to operate. Our 技術チーム is available to help diagnose issues and source replacement parts quickly.
📝 Case Studies — Field Reports: Peanut Harvester Gearbox in Australian Operations
Our agricultural gearboxes are field-proven across every Australian state and territory. Below are documented case studies from recent Peanut Harvester gearbox installations.
📍 Case #2: Port Lincoln, SA
| お客様: | Noel Dunn — grain and livestock property |
| 位置: | Port Lincoln, SA |
| 農場規模: | 3500 acres |
| 応用: | Peanut Harvester gearbox for peanut harvester — peanut harvesting |
| 購入理由: | Custom ratio requirement for a modified peanut harvester not served by standard catalogues |
「決め手となったのは、包括的な保証でした。除外事項も細かい条項も一切ありませんでした。異音について質問した際(ギアボックスではなく、駆動系の問題だったことが判明しました)、電話で無料で診断してくれました。」
— Noel Dunn, Port Lincoln, SA
Harry Cunningham — Innisfail, QLD
手術: contract harvesting business | サイズ: 1500 acres | 使用: Peanut Harvester gearbox for peanut 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 stress-test our equipment in ways that would void most warranties. This gearbox has handled everything we’ve thrown at it — rocky ground — without complaint.”
📍 Case #5: Armidale, NSW
| お客様: | Jack Thornton — intensive horticultural farm |
| 位置: | Armidale, NSW |
| 農場規模: | 8000 acres |
| 応用: | Peanut Harvester gearbox for peanut harvester — peanut harvesting |
| 購入理由: | Fleet standardisation — transitioning all peanut harvester equipment to a single gearbox supplier |
“The oil-tight sealing on this gearbox is remarkable. After 559 hours of operation in sandy soil, the oil comes out clean at service time. Previous gearboxes always had contaminated oil by the first oil change.”
— Jack Thornton, Armidale, NSW
❓ Frequently Asked Questions — Peanut Harvester Agricultural Gearbox
How do I determine the correct gearbox model for my equipment?
Provide us with your tractor brand/model and PTO speed, the peanut harvester 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.
Will this gearbox fit older-model peanut harvester equipment?
We maintain compatibility databases covering peanut 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.
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.
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.
Can the output shaft be customized for my specific peanut harvester?
Absolutely. We manufacture gearboxes with keyed, splined, flanged, hex, and hollow-bore output shaft configurations. If your peanut 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.
Can this gearbox withstand the shock loads generated during peanut harvesting?
The gearbox is specifically designed for the dynamic and impact loading characteristic of peanut harvesting applications. Case-hardened alloy steel gears absorb repetitive shocks, while the optional overload protection (shear bolt or slip clutch) safeguards against catastrophic overload events. The bearing selection and housing rigidity are both matched to peanut harvester load profiles.
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.
What is the expected lifespan under continuous peanut harvesting operation?
Our Peanut Harvester 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.
What gear ratios are available for the peanut harvester gearbox?
We offer a comprehensive range of ratios from 1:1 through 1:6 to match virtually any peanut harvester configuration. Standard catalogue ratios ship within days; custom ratios can be manufactured within 2-3 weeks. Our engineers will recommend the optimal ratio based on your tractor PTO speed and peanut harvesting requirements.
Can I return a gearbox if it does not fit my peanut 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。
🔗 Related Products — Complete Your Peanut Harvester Drive System
完全な動力伝達システムは、単一のコンポーネントよりも優れた結果をもたらします。以下の追加を検討してください。 Peanut Harvester 設定。
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PTO Shaft & Driveline for Peanut Harvester
Complete PTO driveline kits with dynamically balanced shafts, heavy-duty U-joints, and torque-rated safety clutch. Sized to match our Peanut Harvester gearbox input.
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Agricultural Gearbox Collection
Looking for gearboxes for other farm implements? Our product line spans tillage, harvesting, baling, spraying, and specialty applications.
📜 Regulatory Requirements & Regional Coverage — Peanut Harvester
Compliance with Australian safety standards protects your workers and your business. The following standards and regulations apply to Peanut Harvester agricultural gearbox installations:
業界および安全基準
● 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.
● AS 4024 — Safeguarding of Machinery: Our products comply with Australian machinery safeguarding standards applicable to agricultural peanut harvester equipment.
State Legislation
● Northern Territory (WHS (National Uniform Legislation) Regulations 2011) — applies federal standards to peanut harvesting operations territory-wide.
● New South Wales (Work Health and Safety Regulation 2017) — requires documented maintenance records for all power-driven peanut harvester machinery.
● Queensland (Work Health and Safety Act 2011) — mandates compliant PTO guarding on all peanut harvesting equipment.
Regional Coverage & Delivery Network
We deliver Peanut Harvester 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 Riverina, the Murrumbidgee Irrigation Area, and the Liverpool Plains, and Western Districts VIC, Gippsland, and the North East. 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.
🚨 Upgrade Your Peanut Harvester — Talk to Our Engineers

Beyond Standard — Custom Solutions Welcome
We specialise in non-standard, custom-designed gear drives built to your exact requirements. Whether you need a unique ratio, modified housing, non-standard shaft, or a bespoke gearbox for your peanut harvester, we deliver — from prototype to volume production.
Get a personalised quotation for your Peanut Harvester gearbox
Your trusted partner for agricultural gearbox solutions — standard and custom — across Australia and worldwide.