YYHHZZ Alternator 110A for Hyundai Sonata 2010-2013 & Kia Optima 2011-2013 — 6-Groove Pulley, Clockwise Rotation

The YYHHZZ Alternator 11491 is a direct-fit, 110-amp replacement alternator engineered for 2010–2013 Hyundai Sonata 2.4L and 2011–2013 Kia Optima 2.4L models.

This high-output automotive alternator restores charging performance for compatible Sonatas and Optimas, matching factory electrical specifications—12 volts, clockwise rotation and a six-groove pulley. It is sold under part references including 37300-2G150, 11491, 208-940 and TG11C087, so you can cross-reference to confirm fitment before purchase. The unit is designed to meet daily driving demands and accessories load while simplifying installation as a direct replacement for worn or faulty alternators.

Will this alternator fit my Hyundai Sonata or Kia Optima?

Compatibility hinges on model year and engine. This YYHHZZ alternator is intended for 2010–2013 Hyundai Sonata 2.4L and 2011–2013 Kia Optima 2.4L engines; check interchange part numbers and the vehicle’s VIN fitment to be certain. Many sellers provide a year/make/model drop-down or part lookup to confirm compatibility before ordering.

• Supported vehicles: 2010–2013 Hyundai Sonata 2.4L; 2011–2013 Kia Optima 2.4L.
• Interchange numbers: 37300-2G150, 11491, 208-940, TG11C087, and others.
• Verify with VIN or OEM part number to avoid returns.

What are the key electrical and mechanical specifications?

The unit delivers 110 amps at 12.0 volts, with clockwise rotation and a six-groove pulley to match stock pulleys and belts. Those specs ensure the alternator can maintain the battery charge and power electrical accessories under normal driving conditions when matched correctly to the vehicle.

• Amperage rating: 110 Amp for higher output demands.
• Voltage: 12.0 Volt, compatible with standard vehicle electrical systems.
• Rotation: Clockwise, to align with engine-driven pulley rotation.
• Pulley: 6-groove pulley to fit OEM belt configurations.

How straightforward is installation and what should I check before installation?

Installation is typically straightforward for mechanically skilled DIYers or professional technicians because this is a direct-fit replacement. Before you begin, disconnect the battery, compare the new alternator to the old unit for mounting points and electrical connectors, and confirm pulley groove and rotation match to prevent fitment issues.

• Disconnect negative battery terminal before work begins.
• Compare mounting bolt pattern, plug connectors and pulley grooves with the removed alternator.
• Use manufacturer torque specs for mounting bolts and reconnect electrical terminals securely.

What after-sale support and quality assurances are available?

YYHHZZ provides customer support for fitment questions and post-sale concerns; they commit to responding within the stated working-hour window. If the part is not satisfactory, contact the seller first so they can help troubleshoot, confirm compatibility, or provide return/exchange options under their service terms.

• Responsive customer service with an 8-working-hour reply promise.
• Support for cross-reference and installation questions to reduce installation errors.
• Return/exchange assistance if the alternator does not meet fitment or performance expectations.

Who is this for: Drivers or mechanics who need a reliable, OEM-compatible replacement alternator for 2010–2013 Hyundai Sonata 2.4L or 2011–2013 Kia Optima 2.4L vehicles. It suits owners replacing a failing alternator, fleet maintenance teams seeking consistent parts by interchange number, and DIY mechanics comfortable with standard alternator removal and installation procedures. Always verify fitment with vehicle details or the provided interchange numbers before purchase to ensure a trouble-free swap.