Bosch
Alternator (Remanufactured)

Bosch AL4027X Alternator

Brand Bosch AL4027X
Amperage Rating 90
Case Color Aluminum
Case Material Aluminum
External Fan Included Yes
External Regulator Included Yes
Fan Type Internal
New Or Remanufactured Remanufactured
One Wire Capable No
Original Equipment Manufacturer Names MN
Outside Pulley Diameter 57
Packaging Box
Plug Clock Rear View Main Mounting Ear at 6 O Clock 10
Plug Type 300
Pulley Groove Quantity 4
Pulley Included Yes
Pulley Type 4S
Pulley Type / Belt Type (Alternator) 4S
Regulator Type Internal
Rotation Direction Clockwise
Voltage 12
Product line Alternator (Remanufactured)
Fits Hyundai · 17 vehicles

Remanufactured unit. Restored and tested for dependable charging performance.

Aluminum case. Lightweight construction helps support durability and heat management.

Internal fan design. Built to move air through the alternator efficiently.

Cross-references 3730022200 for the same application. See all 1.

$171.84Free shipping
In stock · usually ships same day before 1pm CST
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Order total $171.84
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Free returns within 60 days if it doesn't fit when fitment is verified.

Bosch AL4027X Remanufactured Alternator

The Bosch AL4027X is a remanufactured 12-volt alternator built for charging-system performance and dependable electrical output. It is designed for Hyundai Accent, Elantra, and Tiburon applications that call for a 90 amp alternator.

Bosch Premium Alternators are remanufactured, tested units built to deliver consistent operation in everyday driving conditions. This Bosch alternator includes an internal regulator, internal fan, pulley, and aluminum case construction for a direct replacement in the listed Hyundai applications.

Key Features

  • 12-volt remanufactured alternator
  • 90 amp amperage rating
  • Internal regulator and internal fan
  • Clockwise rotation direction
  • 4-groove pulley with 57 mm outside diameter
  • Aluminum case and aluminum case color
  • External fan included and external regulator included
  • Plug type 300 with rear-view plug clocking at 6 o'clock
  • Not one-wire capable
  • Brand line: Bosch Premium Alternators are remanufactured, built, and tested for performance and reliability

Detailed Description

Bosch AL4027X is a remanufactured alternator for Hyundai charging-system service, including 1996-1999 Hyundai Accent, 1996-2000 Hyundai Elantra, 1997-2001 Hyundai Tiburon, and 1999-2000 Hyundai Elantra. It is specified for vehicles using a 90 amp alternator and is built with an internal regulator, internal fan, and 4S pulley configuration to match the listed applications. This part number, AL4027X, is a practical OE-style replacement for drivers addressing charging output concerns on Hyundai Accent, Hyundai Elantra, and Hyundai Tiburon models.

This part cross-references Bosch-style application coverage for the same vehicle fitment.

Common Issues This Part Can Address

  • Battery warning light caused by weak alternator output
  • Low charging voltage during normal driving
  • Electrical accessories losing power as engine speed changes
  • Battery drain after the vehicle is running
  • Charging-system failure on Hyundai Accent, Elantra, or Tiburon models

Installation Notes and Tips

  • Verify the vehicle uses a 90 amp alternator before ordering.
  • Confirm plug type 300 and rear-view plug clocking at 6 o'clock match the original unit.
  • Check pulley groove count and belt alignment before installation.
  • Inspect the battery, belt condition, and charging cables during alternator replacement.
  • Use the vehicle's exact year and engine/charging-system configuration to confirm fitment.

Quality Assurance

Bosch remanufactured alternators are built and tested to meet charging-system performance requirements for the listed applications. The AL4027X is a remanufactured Bosch unit with OE-style construction details intended to support reliable electrical operation in compatible Hyundai vehicles.

This part fits 17 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersPositionNotes
2001HyundaiTiburon2.0LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
2000HyundaiElantraWagon2.0LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
2000HyundaiElantraSedan2.0LL4N/AAlternator (Remanufactured)
2000HyundaiTiburon2.0LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1999HyundaiAccent1.5LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1999HyundaiElantraWagon2.0LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1999HyundaiElantraSedan2.0LL4N/AAlternator (Remanufactured)
1999HyundaiTiburon2.0LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1998HyundaiAccent1.5LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1998HyundaiElantra1.8LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1998HyundaiTiburon2.0LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1997HyundaiAccent1.5LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1997HyundaiElantra1.8LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1997HyundaiTiburon2.0LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1997HyundaiTiburon1.8LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1996HyundaiAccent1.5LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
1996HyundaiElantra1.8LL4N/ATo 90 Amp Alternator; Alternator (Remanufactured)
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
3730022200