600 Series Knife Head AH173723 | Aftermarket for John Deere Headers

📄 Product Description:

The 600 Series Knife Head AH173723 is a high-quality aftermarket replacement designed to fit John Deere 600 Series headers. Built tough for Australian conditions, this knife head delivers smooth, reliable knife drive performance, ensuring consistent cutting speed and precision in every pass.

Ideal for replacing worn or damaged knife heads, it helps restore your header’s cutting system so you can get through harvest faster and with fewer interruptions.

Dependable, affordable, and delivered direct — that’s Factory to Farmer value you can count on.

🔧 Product Features:

✅ Fits Models: John Deere 600 Series headers
⚙️ Type: Knife Drive Head
🔁 Replaces OEM: AH173723
🛠️ Function: Transfers rotational power to knife sections for precise, smooth cutting
🏷️ SKU: DCP-AH173723
💰 Value: Factory to Farmer pricing — premium aftermarket part without dealer markup

🚚 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