How do I confirm pilotpart387043 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 Jeep Grand Cherokee 1999 2000 99 00 4.0L V6 56041322, 6004ML0001, 6004ML0001, AL6403X, ABO0032, 40024021, BAL6403X

For Jeep Alternator

Alternator 40024021 for Jeep L6 4.0L Engine

OEM / REF: 40024021SKU: pilotpart387043

New Alternator Replacement For Jeep Grand Cherokee 1999 2000 99 00 4.0L V6 56041322, 6004ML0001, 6004ML0001, AL6403X, ABO0032, 40024021, BAL6403X is a Alternator replacement part indexed for Part Number and JEEP Grand Cherokee · L6 4.0L · 1999-2000. Match OEM part number 40024021 and confirm fitment for Jeep Engine...

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$213.11USD/EA

~~$31,599.00~~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 Part Number; JEEP Grand Cherokee · L6 4.0L · 1999-2000. Compare reference number 40024021 against the label on your existing Jeep component before ordering.

Additional cross references on file: BAL6403X. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

40024021 BAL6403X

Applications

Part Number
JEEP Grand Cherokee · L6 4.0L · 1999-2000

Specifications

Part Number	40024021, BAL6403X
SPECIFICATIONS	132 Amp/12 Volt, CW, 6-Groove Pulley
DESIGN	ER/IF
VOLTAGE	12
AMPERAGE	132
ROTATION	CW
PULLEY CLASS	S6
NOTE 1	363 Plug Code
FEATURE 1	100% Top-rated

Fitment Notes

Brand or application signal: Jeep 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.