United States
4N0903028G Starter-Alternator (Water-Cooled)
- 4N0903028ENot stocked
Jul 2017 - 4N0903028GThis pageNot stocked
Dec 2017 - 4N0903028JNot stocked
May 2018 - 4N0903028NNot stocked
Mar 2021 - 4N0903028PNot stocked
Sep 2023 - 4N1903028Current number
Special order item. Delivery time may vary.
About This Part
Superseded part number
This part number has been replaced. Order the current replacement shown above — the old number can no longer be supplied.
Order Processing & Delivery
This part is not stocked in our warehouse and will be ordered directly from the manufacturer upon purchase. Handling time for VOLKSWAGEN is typically 3–8 business days before dispatch.
Handling time for VAG (VW / Audi / Seat / Cupra): 3–8 business days from order confirmation to dispatch (Monday–Friday). Shipping transit for your country is added on top — see handling times by brand and shipping options.
* Delivery times are estimates and may vary based on manufacturer availability and your location.
Verify Vehicle Fitment
To ensure this part is compatible with your vehicle, please contact us with your VIN (Vehicle Identification Number). Our technical team can verify the exact fitment before you place your order.
Contact us with your VINShipping details
- Shipping weight
- 13 kg
- Shipping size (L × W × H)
- 20 × 16.5 × 19.5 cm
- Customs (HS) code
- 85115000
Parts diagram & fitment
2 vehiclesStarter-alternator (water-cooled) — locate Starter-Alternator (Water-Cooled) in the official exploded view and explore the surrounding assembly.
Parts in this assembly27
- 1Alternator 4N0903028F
- 1Alternator 4N0903028H
- 1Alternator 4N0903028J
- 1Alternator 4N0903028M
- 1Alternator 4N0903028N
- 1Alternator 4N0903028P
- 1Alternator 4N0903028Q
- 1Alternator 4N0903028R
- 1Alternator 4N0903028RX
- 1Alternator 4N0903028S
- 1Alternator 4N1903028
- 1Alternator 4N1903028A
- 1Alternator 04L903018
- 1Alternator 4M0903028
- 1Alternator 04L903018A
- 1Alternator 059903024A
- 1Alternator 059903024H
- 1Alternator 06L903018F
- 1Alternator 06L903018G
- 1Alternator 06L903018H
- 2Alternator 4N0903028PX
- 2Alternator 4N0903028QX
- 2Alternator 4N0903028SX
- 2Alternator 4N1903028X
- 2Alternator 4N1903028AX
- 2Alternator 059903024AX
- 2Alternator 059903024HX
Vehicle fitment table2
Europe (2)
| Vehicle | Years | Pos. | Qty | PR |
|---|---|---|---|---|
| Audi A7 Sportback | 2018- | 1 | 1 | 0K4 |
| Audi A8L | 2017-2022 | 1 | 1 | 9G8 |
Diagrams & fitment data powered by oemdiagrams.com
Starter-Alternator (Water-Cooled) is fitted on: Audi A7 Sportback 2018-; Audi A8L 2017-2022.