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Our offices are closed for Thanksgiving. Orders placed online will be processed on Monday 12/1/2025.

Our offices are closed for Thanksgiving. Orders placed online will be processed on Monday 12/1/2025.

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24 Volt Alternators for Caterpillar Engines 65 Amp and Above

Diesel Parts Direct carries a great selection of new and remanufactured 24 Volt alternators ranging from 65 to 100 AMp for Caterpillar diesel engines, including 25SI, 26SI, and 34SI models.

If you do not see the part you are looking for, please use our quote request form or call us at 888.687.0539: our knowledgeable inside sales staff will gladly assist you.

DS-107-2369

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-112-4322

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-131-0704

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-133-4070

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-141-6157

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-156-9482

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-157-1774

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-165-8857

ALTERNATOR (24V, 65A)

Also Available in Remanufactured

$980.58

Qty:

Ships in 1-2 days

DS-169-8367

ALTERNATOR - 34SI (24V, 100A)

Also Available in Remanufactured

$824.43

Qty:

Ships in 1-2 days

DS-173-7773

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-177-7112

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-177-7115

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-185-5294

ALTERNATOR (24V, 65A)

Also Available in Remanufactured

$980.58

Qty:

Ships in 1-2 days

DS-189-0768

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-197-8820

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-199-5644

ALTERNATOR (24V, 65A)

Also Available in Remanufactured

$980.58

Qty:

Ships in 1-2 days

DS-200-8277

ALTERNATOR - 34SI (24V, 100A)

Also Available in Remanufactured

$824.43

Qty:

Ships in 1-2 days

DS-206-0353

ALTERNATOR - 34SI (24V, 100A)

Also Available in Remanufactured

$824.43

Qty:

Ships in 1-2 days

DS-207-0647

ALTERNATOR - 34SI (24V, 100A)

Also Available in Remanufactured

$824.43

Qty:

Ships in 1-2 days

DS-209-8384

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-210-1675

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-212-8409

ALTERNATOR (24V, 65A)

Also Available in Remanufactured

$980.58

Qty:

Ships in 1-2 days

DS-220-1861

ALTERNATOR (24V, 65A)

Also Available in Remanufactured

$980.58

Qty:

Ships in 1-2 days

DS-231-9143

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-232-1714

ALTERNATOR - 34SI (24V, 100A)

Also Available in Remanufactured

$824.43

Qty:

Ships in 1-2 days

DS-233-5256

ALTERNATOR - 34SI (24V, 100A)

Also Available in Remanufactured

$824.43

Qty:

Ships in 1-2 days

DS-234-4906

ALTERNATOR - 34SI (24V, 100A)

Also Available in Remanufactured

$824.43

Qty:

Ships in 1-2 days

DS-248-6952

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-256-4715

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-257-9466

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-260-9802

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-280-2703

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-345-7649

ALTERNATOR (24V, 95A)

Also Available in Remanufactured

$1,082.37

Qty:

Ships in 1-2 days

DS-3E-7577

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-4P-6699

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-5S-6698

ALTERNATOR - 25SI (24V, 75A, INTERNAL REGULATOR, EXTERNAL FAN)

$653.09

Qty:

Ships in 1-2 days

DS-6I-4619

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-7C-1989

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-7E-8894

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

Qty:

DS-8X-8046

ALTERNATOR - 26SI (24V, 75A)

Also Available in Remanufactured

$795.43

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.

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