How do I confirm pilotpart398208 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

New Alternator Replacement For 2003-2004 Infiniti G35 QX4 3.5L V6 A003TB4291, A003TB4291A, A3TB4291 23100AM610, 23100-AM61A, AMT0178, 40048055

For Infiniti Alternator

Alternator AMT0250 for Infiniti 3498cc, 3.5L V6 Engine

Q: What part numbers are associated with this Alternator?

AMT0250, AMT0178, A7TA3371, 400-48074, 40048055, 12564, A7TA3377A, A007TA3371, A007TA3377, A003TB4291, A003TB4291A, A3TB4291

OEM / REF: AMT0250SKU: pilotpart398208

New Alternator Replacement For 2003-2004 Infiniti G35 QX4 3.5L V6 A003TB4291, A003TB4291A, A3TB4291 23100AM610, 23100-AM61A, AMT0178, 40048055 is a Alternator replacement part indexed for Infiniti G35 · 3498cc, 3.5L V6 · 2003-2004 and Infiniti QX4 · 3498cc, 3.5L V6 VQ35DE. Match OEM part number AMT0250 and confirm f...

Stock: In stock
Condition: New
Fitment: Infiniti Engine Spare Parts
Category: Alternator

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$191.99USD/EA

~~$19,799.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 23 – Oct 30
10	Oct 21 – Oct 28
50	Oct 19 – Oct 26

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Alternator Description

This Alternator is indexed for Infiniti G35 · 3498cc, 3.5L V6 · 2003-2004; Infiniti QX4 · 3498cc, 3.5L V6 VQ35DE. Compare reference number AMT0250 against the label on your existing Infiniti component before ordering.

Additional cross references on file: AMT0178, A7TA3371, 400-48074. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

AMT0250 AMT0178 A7TA3371 400-48074 4004805512564A7TA3377A A007TA3371 A007TA3377 A003TB4291 A003TB4291A A3TB4291

Applications

Infiniti G35 · 3498cc, 3.5L V6 · 2003-2004
Infiniti QX4 · 3498cc, 3.5L V6 VQ35DE

Specifications

Voltage	12V
Amperage	50A
Rotation	CW
Clock	2
Pulley Class	V1
Regulator	IR
Fan Type	IF
OD	73mm
Part Number (ARROWHEAD)	AMT0250, AMT0178
Part Number (ARROWHEAD (OEM) (OLD))	A7TA3371
Part Number (J & N)	400-48074, 40048074, 40048055
Part Number (LESTER)	12564
Part Number (MITSUBISHI)	A7TA3371, A7TA3377A, A007TA3371, A007TA3377, A003TB4291, A003TB4291A, A3TB4291, 91H20-03270
Part Number (NISSAN)	23100-AM610, 23100-FF110, 23100-AM61A, 23100AM610, 23100FF110, 23100FU410, 23100-FU410
Part Number (REMY LIGHT DUTY)	12447
Part Number	ARROWHEAD: AMT0250, AMT0178 ARROWHEAD (OEM) (OLD): A7TA3371 J & N: 400-48074, 40048074, 40048055 LESTER: 12564 MITSUBISHI: A7TA3371, A7TA3377A, A007TA3371, A007TA3377, A003TB4291, A003TB4291A, A3TB4291, 91H20-03270 NISSAN: 23100-AM610, 23100-FF110, 23100-AM61A, 23100AM610, 23100FF110, 23100FU410, 23100-FU410 REMY LIGHT DUTY: 12447

Fitment Notes

Brand or application signal: Infiniti Engine Spare Parts
Product family: Alternator
System category: Engine Spare Parts > Engine Auxiliary Components > Alternator
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.