Part #: AL0825N

Bosch AL0825N Alternator

Alternator (New)
⚙️ 26 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Alternator (New)
🚗Fitment: Audi, A4 and A4 Quattro
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Bosch Alternator for Audi A4 and A4 Quattro

The Bosch AL0825N alternator is designed to provide consistent electrical charging performance for Audi A4 and A4 Quattro models. This new alternator ensures your vehicle's electrical system operates efficiently with a robust 150-amp output and durable aluminum construction.

Key Features of Bosch AL0825N Alternator

  • Voltage: 14 volts for stable electrical output
  • Amperage Rating: 150 amps to support high electrical demand
  • Rotation Direction: Clockwise for proper fitment
  • Internal fan type with included external fan for optimal cooling
  • 6-groove pulley included, compatible with 6s-cp belt type
  • Internal regulator type for streamlined electrical regulation
  • Aluminum case material and color for lightweight durability
  • Plug type 367 with rear view main mounting ear positioned at 6 o'clock

About the Bosch Alternator (New) Product Line

The Bosch Alternator (New) product line focuses on delivering brand-new, high-quality alternators engineered to meet or exceed original equipment specifications. This line emphasizes reliable performance and durability, making it suitable for vehicles like the Audi A4 and A4 Quattro that require precise electrical component compatibility. The AL0825N is part of this line, ensuring a fresh, factory-standard alternator solution.

Detailed Product Description

The Bosch AL0825N alternator is engineered with an aluminum case and internal fan design to provide efficient cooling and long service life. Its 14-volt output and 150-amp amperage rating support the electrical needs of Audi A4 and A4 Quattro vehicles, including powering lights, ignition, and other electrical systems. The clockwise rotation and 6-groove pulley ensure proper mechanical fitment and belt alignment. The internal regulator simplifies installation by eliminating the need for an external regulator. This alternator includes a pulley and external fan, enhancing its cooling capabilities and overall reliability.

Common Issues Addressed by This Alternator

  • Failure to charge the battery properly
  • Dimming or flickering vehicle lights
  • Electrical system warning lights on the dashboard
  • Unusual noises from the alternator pulley or fan
  • Battery drain or frequent jump-starts needed

Installation Notes and Tips

  • Ensure compatibility with Audi A4 or A4 Quattro models before installation
  • Verify clockwise rotation and 6-groove pulley match your vehicle’s belt system
  • Check plug type 367 and mounting ear position at 6 o'clock for proper fit
  • Disconnect the battery before removing the old alternator to prevent electrical shorts
  • Inspect belt condition and tension during installation for optimal performance

Quality Assurance and Warranty

This Bosch AL0825N alternator is a new, original equipment quality part designed to meet strict manufacturing standards. It features durable aluminum construction and internal components engineered for longevity. While specific warranty details are not provided here, Bosch alternators typically come with manufacturer-backed warranties to ensure reliability and customer confidence.

BrandBosch
Part NumberAL0825N
PositionAlternator (New)
Amperage Rating150
Case ColorAluminum
Case MaterialAluminum
Cases Per Pallet (ORLY)60
External Fan IncludedYes
External Regulator IncludedNo
Fan TypeInternal
New Or RemanufacturedNew
One Wire CapableNo
Original Equipment Manufacturer NamesBO, VA
Outside Pulley Diameter56
Plug Clock Rear View Main Mounting Ear at 6 O Clock12
Plug Type367
Product Length7.086614 in
Pulley Groove Quantity6
Pulley IncludedYes
Pulley Type6S
Pulley Type / Belt Type (Alternator)6S-CP
Regulator TypeInternal
Rotation DirectionClockwise
Unit(s) per Car Qty (ORLY)1
Voltage14

This part fits 26 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2009AudiA42.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2009AudiA4 Quattro2.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2008AudiA42.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2008AudiA4 Quattro2.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2007AudiA42.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2007AudiA4 Quattro2.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2006AudiA42.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2006AudiA41.8LL4N/ATo 150 Amp Alternator; with Valeo Unit; Alternator (New)
2006AudiA41.8LL4N/ATo 150 Amp Alternator; with Bosch Unit; Alternator (New)
2006AudiA4 Quattro2.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2005AudiA4Sedan1.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2005AudiA4Convertible1.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2005AudiA42.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2005AudiA4Wagon1.8LL4N/ATo 150 Amp Alternator; with Bosch Unit; Alternator (New)
2005AudiA4Wagon1.8LL4N/ATo 150 Amp Alternator; with Valeo Unit; Alternator (New)
2005AudiA4 Quattro1.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2005AudiA4 Quattro2.0LL4N/ATo 150 Amp Alternator; Alternator (New)
2004AudiA4Sedan1.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2004AudiA4Convertible1.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2004AudiA4Wagon1.8LL4N/ATo 150 Amp Alternator; with Bosch Unit; Alternator (New)
2004AudiA4Wagon1.8LL4N/ATo 150 Amp Alternator; with Valeo Unit; Alternator (New)
2004AudiA4 Quattro1.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2003AudiA41.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2003AudiA4 Quattro1.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2002AudiA41.8LL4N/ATo 150 Amp Alternator; Alternator (New)
2002AudiA4 Quattro1.8LL4N/ATo 150 Amp Alternator; Alternator (New)

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

06B903016AC06B903016Q06D903016

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.