BDFHYK 12V 100A alternator for Hyundai Sonata and Kia Optima 2.4L L4

Hyundai Sonata Kia Optima alternator replacement 100A by BDFHYK

Hyundai Kia alternator replacing 11491 and 37300-2G150

BDFHYK Hyundai Sonata Kia Optima charging alternator replacement

100A alternator replacement for Sonata 2010-2013 and Optima 2011-2013 2.4L L4

Hyundai Kia 2.4L replacement alternator with configuration verification by BDFHYK

BDFHYK OE-style alternator for Hyundai Sonata and Kia Optima 2.4L L4

Alternator for Hyundai Sonata Kia Optima 2010-2013 2.4L L4 100A Replace 11491 37300-2G150 | BDFHYK

$129.99

Product Detail

Type Alternator
SKU BDDLZ-BD-05-ENS16-00020AS-000-W
OE Number 11491,37300-2G150

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Hyundai Sonata Alternator Replacement

Designed for Hyundai Sonata and Kia Optima 2.4L L4 models, this alternator replacement restores reliable charging performance and stable electrical output with direct-fit OE specifications.

Product Specification

Specification	Details
Voltage	12V
Amperage	100A
Rotation	CW
System	1-Wire
Pulley	1-Groove

Vehicle Fitment & OE Reference

Year	Make	Model	Engine
2010-2013	Hyundai	Sonata	2.4L L4
2011-2013	Kia	Optima	2.4L L4

OE Replacement Numbers:
11491, 37300-2G150

Signs Your Alternator Needs Replacement

Common signs include battery warning light, dim lights, weak accessories, battery drain and unusual alternator noise.

Why Choose BDFHYK Alternator

OE Fitment Design: Direct replacement with proper mounting and connection.
Stable Charging Performance: Supports reliable vehicle electrical systems.
Durable Components: Built for daily driving conditions.

Installation

Disconnect battery power.
Remove old alternator.
Install replacement unit.
Reconnect wiring and belt.
Verify charging voltage.

Technical Specifications

Brand	BDFHYK
Product Type	Alternator
Product Positioning	OE-style replacement alternator
System Voltage	12V
Rated Amperage	100A
Rotation	CW
System	1-Wire as stated in current listing
Pulley	1-Groove as stated in current listing
Primary Reference	11491 / 37300-2G150
Listed Vehicle Fitment	2010-2013 Hyundai Sonata; 2011-2013 Kia Optima
Engine	2.4L L4
Fitment Checks	Confirm exact year/model, 2.4L engine, 100A rating, connector/wiring configuration, pulley, mounting points and OE/interchange reference before ordering.
Important Note	The current listing states a 1-wire system and 1-groove pulley. These details should be physically verified against the original alternator before installation.

Q: What vehicles are listed? A: 2010-2013 Hyundai Sonata and 2011-2013 Kia Optima with 2.4L L4 engines.

Q: What are the listed electrical ratings? A: 12V and 100A.

Q: Which OE references are listed? A: 11491 and 37300-2G150.

Q: What wiring system is stated in the current listing? A: The current Body states 1-Wire. Confirm the actual connector and wiring arrangement against the original alternator.

Q: What pulley is stated in the listing? A: The current Body states a 1-groove pulley. Verify it against the original unit before ordering.

Q: What rotation is listed? A: CW rotation.

Q: What should be checked before ordering? A: Confirm exact year/model, 2.4L engine, 100A rating, connector/wiring configuration, pulley, mounting points and OE number.

Q: Should the battery be disconnected before installation? A: Yes. Disconnect the negative terminal and follow the vehicle service procedure.

Q: Should the belt drive be inspected? A: Yes. Inspect the belt, tensioner and pulley condition.

Q: Can a charging warning light have other causes? A: Yes. Battery, wiring, grounds and belt-drive faults can produce similar symptoms.

Q: What should be checked after installation? A: Verify belt routing, electrical connections and charging-system operation.

Q: Is this genuine Hyundai or Kia equipment? A: No. It is a BDFHYK aftermarket replacement; OE numbers are fitment references.

Returns & Refunds

We accept returns within 30 days of delivery for eligible items. If the product is unused and in original condition, you may request a return according to our refund policy. Full policy details: View Refund Policy . We recommend contacting our support team before initiating a return to ensure the fastest resolution.

Customer Support

If you purchased the wrong part, received an incompatible item, or need installation assistance, please contact us directly.

Email: service@bdfhyk.com

Business Hours:

Mon–Fri 9:00–18:00 (GMT+8)

Mon–Fri 19:00–04:00 (UTC−6 / CST)

Manufacturing Standards

Direct Factory Supply, Cost Saving
Integrated R&D, production, and warehousing. Eliminate middleman markups: same quality at lower prices, superior quality at same prices.

Precision Inspection, Commitment to Excellence
Rigorous inspection process, international certification standards. Each product includes individual inspection.