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John Deere AL166645 AL166645: Alternator, 14 Volt, 90 Amp — OEM replacement part
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AL166645 Genuine OEM · John Deere Discontinued

John Deere AL166645: Alternator Electrical Part — 14 Volt, 90 Amp

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John Deere no longer makes AL166645.

It was replaced by AL239365 — John Deere AL239365: Alternator Electrical Part — 14V.

Marked obsolete in 2025

Replacement John Deere AL239365: Alternator Electrical Part — 14V AL239365 · Genuine OEM $525.04 In stock · Ships from Everglades Equipment Group · Get it by Monday, November 2 Warrantied by John Deere
Genuine OEM AL166645 Discontinued Last sold at $489.07

Other versions

Aftermarket A&I Products $278.65 Ships from Everglades Equipment Group · Get it by Monday, November 9 Warrantied by A&I Products
  • Free & easy returns · 30 days
  • Fulfilled by Everglades Equipment Group · Certified John Deere dealer
  • Talk to a parts specialist

Versions of this part

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Both fit the same machines as AL166645, so fit isn't compared. Only the differences are listed.

Viewing Genuine OEM AL166645 Aftermarket A&I Products A-AL166645
Price Discontinued $278.65
Made by John Deere A&I Products
Built to Original factory specification Matched to the OEM part number
Warranty Warrantied by John Deere Warrantied by A&I Products
Best for Primary machines, maximum uptime Budget repairs
Availability Discontinued Ships from Everglades Equipment Group · Get it by Monday, November 9
You're viewing this part View Aftermarket part

Part details

About this item

Details

Part number
AL166645
Brand
John Deere · Genuine OEM
Category
Engine
Type
John Deere Parts
Condition
New · 1-year warranty
Fulfillment
Ship to home · Store pickup
Freight required
No — ships parcel
Weight
12.54 lb
Dimensions
10.3" × 8.5" × 6.5"
Shipping & returns policy
  • Free shipping* on orders over $250 · in-stock orders typically arrive within 2-3 business days
  • Expedited shipping available at checkout
  • 30-day returns on unused items · 25% restocking fee may apply
  • Electrical & special-order items non-returnable

Description

Reliable Power Supply: The 14V, 90Amp alternator efficiently converts mechanical energy into electrical energy, providing a steady 14 volts and up to 90 amps of current to power the electrical systems and charge the battery of your John Deere equipment. Optimal Charging: Provides stable voltage and current, optimizing battery charging and extending battery life. Robust Construction: Crafted from high-quality materials designed to withstand harsh operating conditions, ensuring long-lasting reliability. Low Maintenance: Built for durability, this alternator requires minimal maintenance, reducing downtime and maintenance costs
  • genuine John Deere OEM part
  • engineered to exact specifications
  • Shipping weight: 12 lb

Verified fitment

Fits 104 models

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