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ATG20229 Alternator 3935530 10459261 3920617 for Cummins M11 QSB5.9 CM850 Mechanical Engine Replacement

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  • PRODUCT DETAILS

    24V 70A Alternator ATG20229 3935530 10459261 3920617 3251135 for Cummins M11 QSM11 QSB5.9 QSL9 CM850 DELCO 21SI Replacement

    Part Numbers

    Hyundai: 21E6-40030, 21EA-00050, 21Q6-41000
    Cummins: 3251135, 3675174RX, 3675201RX, 3675242RX, 3920617, 3920618, 3920618RX, 3935530, 3935538
    Perkins: CH11087
    Nikko: 0-35000-0390 / 0391 / 0392 / 0460 / 0461 / 0471 / 0480
    Bosch: 0986081030
    Samsung: 1022-03500
    Delco: 10459026, 10459261, 10459274, 10459306, 10459311, 10459333, 10459372, 10459461, 10459468, 10461235, 19010108, 19010111, 19010121, 19010148, 19010182, 19010185, 19010193, 19010195, 19010199, 19010200, 19011004, 19011010, 19011014, 19011015, 19011019, 19011192, 19020307, 19020346, 19020366, 19020376, 19020382, 19020383, 19020391, 19090008, 30014VL, 51218, 8600334
    Prestolite: 110-446, MDA3946
    Caterpillar: 0R8279, 1077977, 1322156
    Komatsu: 1305787H91, 1307203H1, 6008219390, 6216846650, 6742015170, 6742015175, 871140044, ALT1022, ALT1023, R6742015175
    Dresser: 1305787H91, PB6874
    Daewoo: 219072
    HC-Parts: UA1620IR
    Cargo: 112160, 112188
    Lucas: LEA0267, LRA02997
    WAI: 1-2291-00DR, 1-2340-00DR, 12259R, 20-1114
    Messmer: 209280A
    WPS: 42740, 42788, 8003N, 8367N
    Hella: 8EL738004-001
    Krauf: ALD1620, ALD8620, ALD9620, ALD9920

    Product Description

    This 24V 70A heavy-duty alternator is a 100% new aftermarket replacement designed for DELCO 21SI series applications. It provides stable and efficient charging performance for a wide range of Cummins diesel engines used in construction, industrial, and generator equipment. Built for durability and high-load operation, it ensures reliable electrical output under harsh working conditions.

    Product Specifications

    • Item Type: Alternator

    • Condition: 100% New Aftermarket

    • Voltage: 24V

    • Amperage: 70A

    • Weight: 8.3 KG

    • Rotation: Bi-directional

    • Ground: Negative Ground

    • Pulley: Without Pulley

    • Series: DELCO 21SI IR/EF

    Engine Compatibility

    • Cummins 6B5.9 / 6C8.3 / B4.5 CM2350 B161M

    • Cummins ISM CM570

    • Cummins M11 CELECT PLUS / Mechanical

    • Cummins QSB5.9 CM850 / QSB6.7 CM2250

    • Cummins QSL9 CM850 / CM2850

    • Cummins QSM11 CM570 / CM876 M102M

    Applications

    • Construction machinery

    • Industrial diesel generator sets

    • Heavy-duty trucks and equipment

    • Forestry and mining machines

    • Power systems and auxiliary equipment


  • PRODUCT HIGHLIGHTS

    FeatureDescription
    High OutputStable 24V 70A charging performance
    Wide CompatibilityFits multiple Cummins engine platforms
    Heavy Duty BuildDesigned for harsh industrial environments
    21SI Series DesignCompatible with DELCO IR/EF systems
    Reliable OperationContinuous duty performance

  • SHIPPING

    Item Details
    Processing Time Orders are processed within 1-3 business days after payment confirmation
    Shipping Methods DHL/UPS/ FedEx/ TNT/ Air Freight/ Sea Freight
    Estimated Delivery Time Express shipping: 3-7 business days, depending on destination
    Packaging Export-standard cartons with protective inner packing
    Tracking Tracking number will be provided once the order is shipped
    Shipping Cost Calculated based on weight, dimensions, and destination

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    WARRANTY POLICY

    All new aftermarket parts come with a 1-Year warranty. Quality is the first thing we consider. Check out our Warranty Assistance for more details.

    SHIPPING POLICY

    We offer express and standard shipping options to ensure your off-road machine gets back in action—fast and reliably. For more details, please visit our Shipping Policy .

    EASY RETURN POLICY

    We prioritize your satisfaction. If your order doesn't meet your expectations within 90 days, you may be eligible for a refund. See our Easy Return Policy for details.

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