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Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.

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Isuzu 4JC1 Alternators

As an Authorized Isuzu Dealer, we carry a wide selection of genuine alternators for Isuzu 4JC1 diesel engines.

If you need any help finding a part, please use our quote request form or call us at 888.687.0539: our knowledgeable inside sales staff will promptly assist you.

IZ-8944237560

ALTERNATOR - 4BD1 / 4BG1 (12V)

$3,897.31

Qty:

IZ-8970232631

ALTERNATOR - 4JA1 / 4JB1 / 4JC1 / 4JG1 / 4JG2 (24V)

$1,167.05

Qty:

IZ-8970848770

STARTER - 4JA1 / 4JB1 / 4JC1 / 4JG1 / 4JG2 (HITACHI)

$921.77

Qty:

Caterpillar® and all of the Caterpillar® engine models listed on this website are registered trademarks of Caterpillar, Inc. Cummins® and all of the Cummins® engine models listed on this website are registered trademarks of Cummins. Detroit Diesel® and all of the Detroit Diesel® engine models listed on this website are registered trademarks of Daimler AG. John Deere® and all of the John Deere® engine models listed on this website are registered trademarks of John Deere. Allison Transmission® and all of their transmission models listed on this website are registered trademarks of Allison Transmission®. Diesel Parts Direct is not an authorized dealer for Caterpillar, Cummins, Detroit Diesel, John Deere, or Allison Transmission. None of the parts beginning with "DS" or "R" are genuine Caterpillar, Cummins, Detroit Diesel, John Deere, or Allison Transmission items.

CID: 2

Isuzu 4JC1 Alternators

IZ-8944237560

IZ-8970232631

IZ-8970848770

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