SCITOO 115 Amp CW Alternator for Ford Explorer 2009-2010, Explorer Sport Trac 2009-2010 & Mercury Mountaineer 2009-2010 | OE 9L2T-10300-BA Replacement

Direct OEM replacement with strong electrical support

The SCITOO 115 Amp CW alternator is built to power the needs of modern vehicles with a 12V system and a 4.0L V6 engine. This compact, lightweight unit is designed to fit Ford Explorer and Explorer Sport Trac models from 2009–2010 as well as Mercury Mountaineer models from the same years, delivering reliable charging without adding unnecessary bulk.

Compatibility and fitment

• Ford Explorer 2009 V6 4.0L 245cid
• Ford Explorer 2010 V6 4.0L 245cid
• Ford Explorer Sport Trac 2009-2010 V6 4.0L 245cid VIN E
• Ford Explorer Sport Trac 2010 V6 4.0L 245cid VIN K
• Mercury Mountaineer 2009 V6 4.0L 245cid
• Mercury Mountaineer 2010 V6 4.0L 245cid

Power and performance

• 12V system with 115A output to support multi-device use
• Clockwise (CW) rotation for compatible belt routing
• Internal regulator for a clean, integrated electrical supply
• Internal fan for cooling during heavy electrical load
• S6 pulley class to match the drive belt profile
• New, high-output unit designed to work with your vehicle’s electronic system

Quality, fit and references

• OE replacement references include 9L2T-10300-BA and related part numbers for a direct swap
• Precision CNC machined castings and bearings tested to OE standards
• All mounting points measured for proper fit and reliable alignment
• Rugged construction tested through accelerated cycles to ensure durability

Installation and support

Replacing an alternator is straightforward when you follow the basics: disconnect the battery negative terminal, adjust belt tension to the correct level, and tighten all mounting screws securely. This unit is designed for a straightforward install, with an emphasis on a clean electrical connection and correct belt tension to minimize power loss and bearing wear.

Why choose SCITOO

SCITOO is known for high-output alternators that balance performance, durability, and affordability. This replacement is designed to meet the demands of modern vehicles, with professional technical support available if you have questions about fitment or installation. It provides a practical, reliable upgrade for drivers who want a robust electrical supply without overextending their budget.

Real-world use possibilities

Drivers may notice steadier charging during idling or city driving, improved headlight brightness during evening commutes, and consistent power for multimedia systems and climate controls on longer trips. Benefits are possibilities to explore, not guarantees, and results may vary by vehicle condition and maintenance history.