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ATG10273 Alternator 12346 400-52093 105-2811 105-2812 for Caterpillar 416B Backhoe Loader 1992-1996

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PRODUCT DETAILS

ATG10273 Alternator 105-2811 105-2812 OR4327 12346 400-52093 for Caterpillar 416B 416C 416D 428C 428D Backhoe Loader 12V 55A

Part Numbers

Brand	Part Number
Arrowhead	AND0526, 400-52093
Arrowhead (OEM)	ND101211-2240, ND101211-2310, ND9761219-224, ND9761219-231
Caterpillar	105-2811, 105-2812, OR4327
Denso	101211-2240, 101211-2310
Denso Reman	9761219-224, 9761219-231
Lester	12346

Product Description

The ATG10273 Alternator is a 12V 55A aftermarket replacement alternator designed for a wide range of Caterpillar construction equipment powered by the Cat 3054 engine.

This alternator replaces major reference numbers including Caterpillar 105-2811, 105-2812 and OR4327, as well as Denso 101211-2240, 101211-2310, Arrowhead 400-52093, and Lester 12346.

The unit features an internal regulator (IR) and a 2-groove pulley with 76mm outside diameter, making it suitable for compatible Caterpillar backhoe loaders, track tractors and wheel loaders.

Product Specifications

Specification	Details
Internal Part Number	ATG10273
Item Condition	Aftermarket Part
Unit Type	Alternator
Voltage	12V
Amperage	55A
Regulator	Internal Regulator (IR)
Pulley Type	2-Groove
Pulley Outside Diameter	76 mm
Application Engine	Caterpillar 3054
Product Weight	3.8 KG

Fit for Caterpillar Backhoe Loaders

Model	Year	Engine
Caterpillar 416B	1992–1996	Cat. 3054
Caterpillar 416C	1996–2000	Cat. 3054
Caterpillar 416D	2001–2005	Cat. 3054-B / 3054-C
Caterpillar 420D	2001–2005	Cat. 3054
Caterpillar 424D	2001–2005	Cat. 3054-B / 3054-C
Caterpillar 426B	1992–1996	Cat. 3054
Caterpillar 426C	1996–On	Cat. 3054
Caterpillar 428C	1996–2001	Cat. 3054
Caterpillar 428D	2001–2005	Cat. 3054-C
Caterpillar 428E	2006–On	Cat. 3054C
Caterpillar 430D	2001–2005	Cat. 3054-C
Caterpillar 430E	2006–On	Cat. 3054C
Caterpillar 432D	2001–2005	Cat. 3054-C
Caterpillar 436C	1996–On	Cat. 3054
Caterpillar 438B	1992–1996	Cat. 3054
Caterpillar 438C	1996–2001	Cat. 3054
Caterpillar 438D	2001–2003	Cat. 3054
Caterpillar 442D	2001–2005	Cat. 3054

Other Caterpillar Applications

Caterpillar Track Tractor

D4C – 1993
D4C – 1994
D4C – 1995
Application: Perkins engine

Caterpillar Wheel Loader

908 – 1998
908 – 1999
908 – 2000
908 – 2001
908 – 2002
908 – 2003
Engine: Cat. 3054

Applications

The ATG10273 alternator is designed for compatible Caterpillar construction equipment applications, including:

Caterpillar 416B / 416C / 416D Backhoe Loaders
Caterpillar 420D / 424D Backhoe Loaders
Caterpillar 426B / 426C Backhoe Loaders
Caterpillar 428C / 428D / 428E Backhoe Loaders
Caterpillar 430D / 430E Backhoe Loaders
Caterpillar 432D / 436C Backhoe Loaders
Caterpillar 438B / 438C / 438D Backhoe Loaders
Caterpillar 442D Backhoe Loader
Caterpillar D4C Track Tractor
Caterpillar 908 Wheel Loader

Product Highlights

Feature	Benefit
12V 55A Output	Provides reliable electrical power for compatible Caterpillar construction equipment.
2-Groove 76mm Pulley	Matches the specified pulley configuration for compatible applications.
Wide Caterpillar Fitment	Covers multiple 3054-powered backhoe loaders, tractors and wheel loaders.

Replacement Cross Reference

This alternator can replace or cross-reference the following numbers:

Caterpillar: 105-2811, 105-2812, OR4327
Denso: 101211-2240, 101211-2310
Denso Reman: 9761219-224, 9761219-231
Arrowhead: AND0526, 400-52093, ND101211-2240, ND101211-2310, ND9761219-224, ND9761219-231
Lester: 12346

Fitment Note

Please verify your original alternator part number, voltage, amperage, pulley configuration, mounting dimensions and connector before ordering to ensure proper fitment.

SEO Keywords

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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.

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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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