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ATG12907 Alternator 8M0057693 8M0062515 8M0065239 for Mercury Marine 135HP 150HP Outboard Engines

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PRODUCT DETAILS

ATG12907 Alternator 8M0057693 8M0062515 8M0065239 for Mercury Marine 135HP 150HP 4-Stroke Outboard Engines 12V 55A

Part Numbers

MERCURY MARINE: 8M0057693, 8M0062515, 8M0065239

ARROWHEAD: AND0626

J & N: 400-52434

Product Description

The ATG12907 Alternator is a high-quality aftermarket replacement designed for Mercury Marine 135HP and 150HP 4-Stroke Outboard Engines. Engineered to provide reliable battery charging and stable electrical output, this alternator is built with durable internal components to withstand demanding marine environments.

Featuring a 12V 55A output, internal regulator (IR), and internal fan (IF) design, this unit delivers consistent charging performance and long service life. It is an ideal replacement for worn or damaged OEM alternators used on Mercury 4-Stroke, Pro XS, and SeaPro outboard engines.

Specifications

Specification	Details
Product Type	Alternator
Voltage	12V
Amperage	55A
Rotation	CW (Clockwise)
Clock Position	7
Pulley Type	4-Groove Pulley
Pulley Diameter	64 mm OD
Pulley Class	S4
Regulator Type	Internal Regulator (IR)
Fan Type	Internal Fan (IF)
Item Condition	Aftermarket Replacement
Weight	3.8 KG

Mounting & Terminal Details

Item	Specification
Mounting Ear 1	10.4 mm Unthreaded
Mounting Ear 2	M10 × 1.50 Threaded
Mounting Ear 3	11.1 mm Unthreaded
Mounting Ear 4	M6 × 1.00 Threaded
B+ Terminal	M6 × 1.00
S Terminal	Spade
L Terminal	Spade

Fitment

Mercury Marine Engines (By Serial Number)

135HP 4-Stroke — SN 2B131942 & Up
150HP 4-Stroke — SN 1B905505 & Up
150HP Pro XS — SN 2B550139 & Up
150HP SeaPro — SN 2B139139 & Up

Mercury Marine Models

150CXL SeaPro

2016–2020

150L 4-Stroke

2012–2020

150L Pro XS

2019–2020

150L SeaPro

2016–2020

150XL 4-Stroke

2012–2020

150XL Pro XS

2019–2020

150XL SeaPro

2016–2020

PRODUCT HIGHLIGHTS

Feature	Benefit
55A High Output Charging	Provides reliable battery charging and electrical system support
Internal Regulator & Internal Fan	Improved charging efficiency and cooling performance
Marine-Grade Construction	Designed for harsh saltwater and freshwater environments
Direct OEM Replacement	Replaces Mercury Marine 8M0057693, 8M0062515, and 8M0065239 alternators

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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