Bosch
Alternator (Remanufactured)

Bosch AL4104X Alternator

Brand Bosch AL4104X
Amperage Rating 130
Case Color Aluminum
Case Material Aluminum
External Fan Included No
External Regulator Included No
Fan Type Internal
New Or Remanufactured Remanufactured
One Wire Capable No
Original Equipment Manufacturer Names VA
Outside Pulley Diameter 52.1
Plug Clock Rear View Main Mounting Ear at 6 O Clock 10
Plug Type 4271
Pulley Groove Quantity 6
Pulley Included Yes
Pulley Type 6S
Pulley Type / Belt Type (Alternator) 6S
Regulator Type Internal
Rotation Direction Clockwise
Voltage 12
Product line Alternator (Remanufactured)
Fits Hyundai · 1 vehicle

Remanufactured alternator. Built for dependable charging performance and reliability.

Aluminum case. Lightweight construction helps support efficient operation.

Internal regulator. Integrated design simplifies the charging system setup.

Cross-references 373003C250 for the same application. See all 1.

$303.89Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $303.89
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Bosch AL4104X Alternator Overview

The Bosch AL4104X is a remanufactured 12-volt alternator built for charging-system performance and dependable electrical output. It is compatible with the 2010 Hyundai Sonata and is a direct-fit option for drivers replacing a worn alternator on this application.

Bosch Premium Alternators are remanufactured, tested units engineered to deliver consistent operation and reliable charging performance. The AL4104X includes an internal regulator, internal fan, and pulley, with a 130-amp rating for vehicles that need stable electrical support.

Key Features

  • Remanufactured Bosch alternator for 12-volt charging systems
  • 130-amp amperage rating for steady electrical output
  • Internal regulator and internal fan design
  • Clockwise rotation
  • 6-groove pulley included
  • Aluminum case and aluminum case material
  • Fits 2010 Hyundai Sonata, N/A
  • Part number AL4104X for ordering and cross-reference use

Detailed Product Description

The Bosch AL4104X alternator is built for the 2010 Hyundai Sonata and matches the vehicle’s charging-system requirements with a 12-volt, 130-amp configuration. Its remanufactured construction makes it a practical replacement for a failing alternator when the original unit can no longer maintain proper battery charging or electrical system voltage. The aluminum housing, internal regulator, and 6-groove pulley support OE-style fitment and function. This part cross-references VA 373003C250 for the same application.

Common Problems This Part Can Address

  • Battery warning light caused by alternator output loss
  • Low charging voltage at idle or under load
  • Dim lights or unstable electrical performance
  • Battery drain from a failing charging system
  • Noise or wear associated with a deteriorated alternator assembly

Installation Notes and Tips

Verify connector style, pulley configuration, and mounting points before installation. This AL4104X alternator uses a rear plug orientation with the main mounting ear at 6 o’clock and a plug type 4271 configuration. Confirm belt alignment and charging-system condition during replacement, and inspect the battery and related wiring if the original alternator failed from an electrical fault.

Quality Assurance

Bosch Premium Alternators are remanufactured and tested to support reliable performance and consistent charging output. The AL4104X is built to Bosch specifications for the 2010 Hyundai Sonata application.

This part fits 1 vehicle
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2010HyundaiSonata3.3LV6N/AAlternator (Remanufactured)
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
373003C250