Gearbox Assembly Fits JD | Aftermarket DE20100.

Description:
Heavy-duty aftermarket gearbox assembly designed to replace OEM DE20100 on JD combines. Crafted from robust alloy and precision machined components to withstand high torque loads in the clean-grain elevator or loading auger system.

Type: Gearbox assembly – clean-grain elevator/loading auger drive
Replaces OEM: DE20100
Function: Transfers drive power to the clean-grain elevator or loading auger via a sealed gearbox. Ensures correct speed reduction, torque conversion and alignment under heavy harvest-load conditions.
SKU: DCP-DE20100
Dimensions: Full specifications (shaft diameter, gear ratio, mounting-flange bolt pattern, housing depth) must be confirmed per machine serial number.
Weight: Weight available on request
Value: Factory to Farmer pricing — tough build, honest price
Fits Models: JD combines including models 9400, 9410, 9450, 9500, 9510, 9550, 9560, 9600, 9610, 9650, 9660, 9670, 9750, 9760, 9770, 9860, 9870, S-Series S650, S670, S680, S690 — confirm serial-specific fitment.

🚚 Delivery Time

Nationwide delivery in 3–5 business days.

🔁 Returns & Refunds

At Discount Combine Parts, we’re here to keep your operation running. If something’s not right, we’ll help make it right.

✅ Eligible Returns

• Unused, original condition
• Within 30 days of delivery
• Proof of purchase required
• Pre-approved by our team

⚠️ Some electrical/custom parts may not be returnable — check before buying.

🛠 Faulty or Damaged?

• Report within 7 days
• Include photos or video
• If confirmed, we’ll cover return shipping and offer a replacement, repair, or refund (per Australian Consumer Law)

🚫 Not Returnable

• Used/installed parts
• Items without prior approval
• Damage from incorrect use
• Sale/clearance items (change of mind)

📦 Start a Return
Email support@discountcombineparts.com.au with:

• Order number
• Reason for return
• Photos (if needed)

We’ll reply with next steps.

💵 Refunds
Processed to your original payment method within 5–10 business days after inspection.

Need help? Just reach out — that’s the Factory to Farmer difference.

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All parts listed on this website are aftermarket replacements and not original equipment manufacturer (OEM) products.
Any part numbers, brand names, or images are used strictly for reference purposes only.

At Discount Combine Parts, we supply premium-quality aftermarket components sourced directly from trusted factories. Our goal is simple — deliver top-tier performance at unbeatable value, Factory to Farmer