ATG12943 Alternator 10459196 10459251 3400698 for Cummins ISM ISX K19 K38 K50 L9 CM570 CM875 CM2350 Engines-Products-TIANGUAN-Page 1

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ATG12943 Alternator 10459196 10459251 3400698 for Cummins ISM ISX K19 K38 K50 L9 CM570 CM875 CM2350 Engines

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ITEMNO： ATG12943

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PRODUCT DETAILS

Alternator 321-710 321-748 321-769 10459196 10459251 3400698 400-12273 for Caterpillar Cummins 23SI 24V 70A IR EF Heavy Duty Equipment

OEM & Cross Reference

Brand	Part Numbers
AC DELCO	321-710, 321-748, 321-759, 321-769
CUMMINS	3072483, 3400698, 3675104RX, 3675214RX, 3675235RX, 3675250RX, 4000590
DELCO	10459098, 10459120, 10459196, 10459251, 10459274, 10459311, 1117817, 1117828, 19011010, 19011153, 19011175, 19011192, 19011210
CATERPILLAR	0R3749, 9X7803
ARROWHEAD	ADR0333, 400-12273
J&N	400-12088R, 400-12147, 400-12176, 400-12273
LESTER	7965, 8085, 8567, 8715, 8716
WAI	1-2558-00DR, 1-2571-00DR, 7965N, 8085N, 8715N
CARGO	112264, 112265, 113778
CHAMPION	68208
ERF	1289904
API MARINE	20079

Product Description

This 24V 70A heavy-duty alternator (Delco 23SI platform) is designed for industrial, construction, and mining equipment powered by Caterpillar and Cummins engines. Featuring IR/EF regulator technology, it delivers stable and efficient charging performance under extreme working conditions.

Built for reliability, it supports high-demand applications including graders, wheel loaders, cold planers, and heavy-duty diesel engines used in global off-highway equipment.

Fitment

Brand	Models
Caterpillar	12H, 14H, 16H, 24H, 120H, 135H, 140H, 160H, 990, 992G, 994, PM465, PM565, 5110B, 5130, 5230
Cummins Engines	B Series, K Series, L Series (10L / 14L), M11, N14, QSB, QSC, QSM
Champion	710A, 716A, 720, 726A, 730, 736A, 740A, 750A, 780A graders
Marine / Industrial	Various Caterpillar & Cummins-powered systems

Product Highlights

Feature	Description
High Efficiency	24V 70A stable output for heavy-duty systems
Delco 23SI Platform	Proven industrial-grade alternator design
Wide Compatibility	Fits Caterpillar and Cummins-powered equipment

Technical Specifications

Parameter	Value
Item Type	Alternator
Voltage	24V
Amperage	70A
Regulator	IR
Fan Type	EF
Platform	Delco 23SI
Condition	Aftermarket
Weight	9.3KG

PRODUCT HIGHLIGHTS
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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