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ATG20174 Alternator 66021544GB 4094998 for Cummins G5.9 K38 K50 L10 Mechanical Engines 24V

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ITEMNO： ATG20174

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PRODUCT DETAILS

ATG20174 Alternator 66021544GB 4094998 24V 55A for Cummins G5.9 K38 K50 L10 N14 QSK Engines

Perkins: OD19582, OD20745, OD20798, OD20800, OE52770, OE5277D, 3297834R91, 66551S91, CV70291, 702/186, 702186, 702-186
Butec: 859444, 66021490, 66021493, 66021497, 66021616, 66021626
Caterpillar: 108026, 108275, 108-026, 108-275
Cummins: 3631678, 859673PB, 4381504, 4094998
JCB: 71434900
Prestolite: 66021491, 66021544, 66021544GB
Valeo: 859444

Product Description

ATG20174 heavy-duty alternator is designed for Cummins industrial and commercial diesel engines including G5.9, K38, K50, L10 Mechanical, N14 Mechanical, NH/NT855, QSK19, and QSK50 platforms. Manufactured to Leece Neville specifications, this 24V 55A alternator delivers stable charging performance, reliable voltage output, and long-lasting durability for demanding heavy equipment and power generation applications.

Specifications

Item	Details
Product Type	Alternator
Internal Code	ATG20174
Unit Type	Leece Neville
Voltage	24V
Amperage	55A
Fan Type	External
Condition	New Aftermarket
Weight	6.8KG

OEM & Cross Reference

Brand	Part Numbers
Perkins	OD19582, OD20745, OD20798, OD20800, OE52770, OE5277D, 3297834R91, 66551S91, CV70291, 702/186, 702186, 702-186
Butec	859444, 66021490, 66021493, 66021497, 66021616, 66021626
Caterpillar	108026, 108275, 108-026, 108-275
Cummins	3631678, 859673PB, 4381504, 4094998
JCB	71434900
Prestolite	66021491, 66021544, 66021544GB
Valeo	859444

Fitment

Engine Model	Application
Cummins G5.9	Industrial Engine
Cummins K38	Heavy Duty Engine
Cummins K50	Industrial / Generator Engine
Cummins L10 Mechanical	Truck & Equipment
Cummins N14 Mechanical	Heavy Truck Engine
Cummins NH/NT855	Industrial Engine
Cummins QSK19 CM850 MCRS	Mining / Power Equipment
Cummins QSK50 CM2150 MCRS G	Generator & Industrial
Cummins V28	Heavy Equipment

PRODUCT HIGHLIGHTS

Feature	Benefit
24V 55A Charging Output	Reliable power supply for heavy-duty systems
External Fan Cooling	Improved heat dissipation and durability
Heavy-Duty Leece Neville Design	Built for industrial and commercial applications

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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