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KAX New Alternator 13978N Fit for 2003-2005 Ford Thunderbird
✅ In stock
⭐ Lowest price we've tracked
C
Grade
Analysis Confidence
55%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 21, 2026 5:04 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
🙂 Fair Price- 🙂Verdict: Fair Price. Small discount vs history. Consider waiting for a better drop.
- 💰The price is modestly below what this product ordinarily sells for.
- 🏷️The listed retail price is trimmed by 11% at checkout.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
5.61/28
Recent Value
5.03/22
Market Standing
12.73/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓Vehicle Fitment: This Alternator Compatible With 2003-2005 Ford Thunderbird, 2003-2006 Lincoln LS 3.9L; Please verify your vehicle information before purchase to ensure proper fitment
✓Specifications: ① Voltage: 12V; ② Amperage: 140Amp; ③ Rotation: CW (Clockwise); ④ Pulley Class: S6; ⑤ Number of Grooves: 6-Groove Pulley; ⑥ Regulator/Fan Type: IR/IF; ⑦ Plug Clock: 11 o'clock
✓Reference Number: 3W4T10300AG, 3W4Z10346AA, 3W4T10300AH, 4W4T10300AA, 2100532, 4W4Z10346AA, 6W4T10300AA, 6W4Z10346AA, 1042103201, 1042104150, 1042103202, 3W4Z10346BA, 3W4T10300AF, 3W4Z10346AARM, 2101062. This car alternator meets or exceeds OE standards
✓OE-Quality: Our high Amp alternator is manufactured in strict accordance with the original factory standards, with stable performance, excellent workmanship, strict factory quality control testing, professional manufacturing, high performance and high reliability
✓Easy Installation : Automotive Replacement Alternators plug and play design, no modification or drilling, quick installation. Shock, abrasion and fatigue tested to help ensure quality and durability.NOTE:The product functions are fully compatible with the original ones, and the appearance may vary slightly due to different production batches. Please refer to the actual product
⚙️ Specifications
KAX
KAX
Alternator
13.09 pounds
9.65 x 8.27 x 7.48 inches
13978N New Alternator
Machined
1670ANR389WUS
6W4Z10346AA,4W4Z10346AA,6W4T10300AA,1042103201,1042104150,1042103202,3W4Z10346AARM,3W4T10300AF,3W4Z10346BA,3W4T10300AG,3W4Z10346AA,3W4T10300AH,4W4T10300AA,2100532,2101062
Front
Low Oil Shutoff and overload protection for safety, OE Quality Materials and Construction, Vibration & Shock Resistant, High-Voltage Insulation Safety,8H Wide-Temperature Tolerance, 96H Salt Spray, Endurance & Longevity Verified
140 A
Manufacturer
KAX
Brand
KAX
Model
Alternator
Item Weight
13.09 pounds
Product Dimensions
9.65 x 8.27 x 7.48 inches
