ATG20973 Alternator – Replaces 20466316 | Fits Volvo FM9 (2001–2009) FM11 (2009

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ATG20973 Alternator – Replaces 20466316 | Fits Volvo FM9 (2001–2009) FM11 (2009–)

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ITEMNO： ATG20973

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PRODUCT DETAILS

ATG20973 Alternator – Replaces 20466316

Fits Volvo FM9 (2001–2009), FM11 (2009–), FMX Trucks | 24V 90A OEM-Grade Replacement

The ATG20973 Alternator is a high-performance replacement unit designed for Volvo FM and FMX series trucks. Built to meet OEM standards, this alternator delivers reliable 24V charging power, ensuring stable electrical performance in demanding commercial transport operations.

🔧 Product Specifications

Item	Details
Product Type	Alternator
Voltage	24V
Amperage	90A
Rotation	Clockwise (CW)
Pulley	8-Groove, 71mm OD (Class S8)
Regulator Type	Internal Regulator (IR)
Fan Type	Internal Fan (IF)
Clock Position	6
Terminals	W, L, IG, S (Pin Type)
B+ Terminal	M8-1.25
Condition	100% Brand New
Weight	9.3 KG

🔩 Mounting Details

Mounting Point	Specification
Ear 1 Hole	11.0mm (Unthreaded)
Ear 2 Hole	13.3mm (Unthreaded)
Ear 3 Hole	13.2mm (Unthreaded)
Note	5th Pin is dummy (no connection)

🔁 Cross Reference / OEM Numbers

Brand	Part Numbers
Volvo	20466316
Mitsubishi	A4TR5392
Arrowhead	AMT0301, A4TR5392
J&N	400-48199
Lester	21278

✅ Compatibility

Category	Models / Details
Volvo Trucks	FM9 (2001–2009), FM11 (2009–), FMX
Renault Trucks	Selected compatible models
Application	Heavy-Duty Commercial Trucks

PRODUCT HIGHLIGHTS

No.	Highlight	Description
1	High Output 24V 90A Performance	Provides stable and efficient charging for heavy-duty truck systems
2	OEM-Grade Direct Replacement	Designed to match original specifications for perfect fit and reliability
3	Durable & Integrated Design	Built-in regulator and fan ensure long service life and optimal cooling

SHIPPING

Item Details

Processing Time Orders are processed within 1-3 business days after payment confirmation

Shipping Methods DHL/UPS/ FedEx/ TNT/ Air Freight/ Sea Freight

Estimated Delivery Time Express shipping: 3-7 business days, depending on destination

Packaging Export-standard cartons with protective inner packing

Tracking Tracking number will be provided once the order is shipped

Shipping Cost Calculated based on weight, dimensions, and destination

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WARRANTY POLICY

All new aftermarket parts come with a 1-Year warranty. Quality is the first thing we consider. Check out our Warranty Assistance for more details.

SHIPPING POLICY

We offer express and standard shipping options to ensure your off-road machine gets back in action—fast and reliably. For more details, please visit our Shipping Policy .

EASY RETURN POLICY

We prioritize your satisfaction. If your order doesn't meet your expectations within 90 days, you may be eligible for a refund. See our Easy Return Policy for details.

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