Flat Pulley (Straw-Chopper Idler) Fits JD | Aftermarket AH221938.

Description:
Heavy-duty aftermarket flat pulley designed to replace OEM AH221938 in JD combine straw-chopper drive systems. Manufactured to precise diameter and profile to ensure correct belt tracking and minimal wear under high-capacity harvesting conditions.

Type: Flat pulley / idler pulley – straw-chopper drive system
Replaces OEM: AH221938
Function: Guides and supports the belt driving the straw-chopper assembly, ensuring consistent rotation and tension for clean straw spreading and minimal downtime.
SKU: DCP-AH221938
Dimensions: Approximate outer diameter 203 mm — other bore size, width and mounting details must be confirmed per machine serial number.
Weight: Not officially published; list as “weight available on request” until confirmed.
Value: Factory to Farmer pricing — tough build, honest price
Fits Models: JD combines equipped with straw-chopper systems including 9670 STS, 9770 STS, 9870 STS and relevant S-Series, X9-Series machines — 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.

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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