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12 Volt Alternators for Caterpillar Engines 61 Amp and Above

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Diesel Parts Direct carries a great selection of new and remanufactured 12 Volt alternators ranging from 61 to 130 Amp for Caterpillar diesel engines, including 10SI, 21SI, 25SI, 27SI, 30SI, A127, and K1 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.


ALTERNATOR (12V, 90A, INTERNAL REGULATOR, INTERNAL FAN)

Also Available in Remanufactured

  • $303.26
    • $303.26
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR (12V, 90A, INTERNAL REGULATOR, INTERNAL FAN)

    Also Available in Remanufactured

  • $303.26
    • $303.26
    Qty: 

    ALTERNATOR (12V, 90A, INTERNAL REGULATOR, INTERNAL FAN)

    Also Available in Remanufactured

  • $303.26
    • $303.26
    Qty: 

    ALTERNATOR (12V, 90A, INTERNAL REGULATOR, INTERNAL FAN)

    Also Available in Remanufactured

  • $303.26
    • $303.26
    Qty: 

    ALTERNATOR (12V, 90A, INTERNAL REGULATOR, INTERNAL FAN)

    Also Available in Remanufactured

  • $303.26
    • $303.26
    Qty: 

    ALTERNATOR (12V, 90A, INTERNAL REGULATOR, INTERNAL FAN)

    Also Available in Remanufactured

  • $303.26
    • $303.26
    Qty: 

    ALTERNATOR (12V, 90A, INTERNAL REGULATOR, INTERNAL FAN)

    Also Available in Remanufactured

  • $303.26
    • $303.26
    Qty: 

    ALTERNATOR (12V, 90A, INTERNAL REGULATOR, INTERNAL FAN)

    Also Available in Remanufactured

  • $303.26
    • $303.26
    Qty: 

    ALTERNATOR (12V, 85A)

    Also Available in Remanufactured

  • $357.80
    • $357.80
    Qty: 

    ALTERNATOR (12V, 85A)

    Also Available in Remanufactured

  • $357.80
    • $357.80
    Qty: 

    ALTERNATOR - A127 (12V, 65A)

    Also Available in Remanufactured

  • $178.91
    • $178.91
    Qty: 

    ALTERNATOR - A127 (12V, 65A)

    Also Available in Remanufactured

  • $178.91
    • $178.91
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR - 30SI (12V, 100A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $429.78
    • $429.78
    Qty: 

    ALTERNATOR - 25SI (12V, 75A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $447.26
    • $447.26
    Qty: 

    ALTERNATOR - 25SI (12V, 75A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $447.26
    • $447.26
    Qty: 

    ALTERNATOR - 27SI (12V, 80A)

    Also Available in Remanufactured

  • $257.44
    • $257.44
    Qty: 

    ALTERNATOR - 27SI (12V, 80A)

    Also Available in Remanufactured

  • $257.44
    • $257.44
    Qty: 

    ALTERNATOR - 27SI (12V, 80A)

    Also Available in Remanufactured

  • $257.44
    • $257.44
    Qty: 

    ALTERNATOR - 27SI (12V, 100A)

    Also Available in Remanufactured

  • $261.81
    • $261.81
    Qty: 

    ALTERNATOR - 21SI (12V, 130A, INTERNAL REGULATOR, EXTERNAL FAN)

  • $270.54
    • $270.54
    Qty: 

    ALTERNATOR - 10SI (12V, 63A)

    Also Available in Remanufactured

  • $127.15
    • $127.15
    Qty: 

    ALTERNATOR - 10SI (12V, 63A)

    Also Available in Remanufactured

  • $127.15
    • $127.15
    Qty: 

    ALTERNATOR - 10SI (12V, 63A)

    Also Available in Remanufactured

  • $127.15
    • $127.15
    Qty: 

    ALTERNATOR - 10SI (12V, 61A)

    Also Available in Remanufactured

  • $192.00
    • $192.00
    Qty: 

    ALTERNATOR - 10SI (12V, 61A)

    Also Available in Remanufactured

  • $192.00
    • $192.00
    Qty: 

    ALTERNATOR - 10SI (12V, 61A)

    Also Available in Remanufactured

  • $192.00
    • $192.00
    Qty: 

    ALTERNATOR - 10SI (12V, 61A)

    Also Available in Remanufactured

  • $139.88
    • $139.88
    Qty: 

    ALTERNATOR - K1 (12V, 95A)

    Also Available in Remanufactured

  • $237.82
    • $237.82
    Qty: 

    ALTERNATOR - K1 (12V, 95A)

  • $237.82
    • $237.82
    Qty: 

    ALTERNATOR - K1 (12V, 65A)

    Also Available in Remanufactured

  • $207.25
    • $207.25
    Qty: 
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