Alternator Genuine Porsche part 944603108AU
• This part is brand new and unused.
• Please verify that it is 100% suitable for your specific vehicle before purchase to ensure compatibility.
Before purchasing thoroughly check part to confirm compatibility.
- We are unable to provide fitting details for this product at this time. Please contact us for further information.
Located on the back of the alternator.
Fits:
Porsche 924 CS "Club Sport" M637 1988-91
Diagram ref no 6
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92860315300
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 928S4 5.0L 1987-92
Located on the back of the alternator.
Fits:
Porsche 924 CS "Club Sport" M637 1988-91
Diagram ref no 6
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92860315300
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 928S4 5.0L 1987-92

Reconditioned Alternator 90AMP
Fits:
Porsche 924S 1986-88
Porsche 968 CS 1993-95
For vehicles with 12V main current,
Alternator charge current: 90 A,
Number of ribs: 5,
with multi-belt pulley, P
lug-type ID: B+, D+,
Plug Type: Ring Connector,
Number of mounting bores: 3
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94460310900
The product you are viewing cross references to these numbers
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 968 CS 3.0L 1993-95
Fits:
Porsche 924S 1986-88
Porsche 944 1982-85
Diagram ref no 3
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94460312106
The product you are viewing cross references to these numbers
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
Fits:
Porsche 924S 2.5L 1986-87
Porsche 924S 2.5L 1988
Porsche 944 2.5L 8V 1982-85
Porsche 968 CS 3.0L 1993-95 (without air conditioning)
Porsche 90A Alternator
The 90 Amp Alternator is a direct replacement unit designed to keep your Porsche’s charging system reliable and efficient. Engineered to OEM specifications, this alternator ensures a steady power supply for both classic and modern electrical demands — from ignition and lighting systems to in-car multimedia and performance accessories.
Key
Features
- 90 Amp Output – provides stable and consistent charging for your Porsche’s electrical systems.
- OEM Replacement – built to match factory standards for performance and durability.
- Direct Fitment – compatible with Porsche models requiring part numbers 94460310900.
- Durable Design – engineered to withstand high temperatures, vibration, and long-term use.
- Restores Reliability – ensures your battery stays charged, even with modern accessories installed.
Why Replace Your Alternator?
Over time, alternators can wear out due to age,
heat, and continuous use. Signs you may need a replacement include:
- Battery Warning Light on the dashboard
- Dim or Flickering Lights at idle or under load
- Difficulty Starting or frequent flat batteries
- Unusual Noises from bearings or internal components
- Electrical Failures when running multiple systems
If left unresolved, alternator failure can lead to battery drain, poor engine performance, and even breakdowns.
Benefits of
the 90A Alternator
- Restores factory-level performance
- Provides sufficient output for both OEM and aftermarket electrical systems
- Prevents battery drain and electrical faults
- Designed for long-term reliability
Replace your faulty or worn alternator with the Porsche 90A alternator – a direct-fit solution to keep your Porsche’s electrical system operating at peak performance.
Diagram ref no 6Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94460310900
The product you are viewing cross references to these numbers
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 968 CS 3.0L 1993-95