Alternator BOSCH 1986A01371 OE Ref 04L 903 021 G

Key Specification:
  • EAN: 4047026584455
  • Voltage [V]: 14
  • OEM Reference number: 04L903021G
  • Supplementary Info: Alternator
  • Supplementary Info: ALT 14V 140A (R)
Sale
£ 453.00
£ 343.53 excl. VAT
Out of stock
SKU:BOSCH 1986A01371
BrandBOSCH
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EAN
4047026584455
Voltage [V]
14
OEM Reference number
04L903021G
Supplementary Info
Alternator
Supplementary Info
ALT 14V 140A (R)
Supplementary Info
1 986 A01 252
Number of grooves
6
Length [mm]
192
Packing Unit
1
Rotation Direction
Clockwise rotation
Pulleys
with freewheel belt pulley
Plug Type ID
181
Fastening Type
Double Pivot Lever
Distance from belt pulley to alternator [mm]
39.6
Alternator type
excl. vacuum pump
Clamp
B+(M8)
Recommended additional repairs
V-Belt/V-Ribbed Belt
Belt Pulley [mm]
52
Alternator Charging Current [A]
140

Alternator BOSCH OE Ref 04L 903 021 G – BOSCH – OEM 04L903021G

This Alternator BOSCH OE Ref 04L 903 021 G is supplied by BOSCH as a replacement for OEM reference 04L903021G. It is intended for use in selected AUDI, SEAT, SKODA, VW vehicles and designed to meet original equipment fit and functional requirements.

The part is identified by manufacturer reference 1986A01371 and EAN EAN: 4047026584455, allowing accurate identification and compatibility verification before installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

  • AlternatorALT 14V 140A (R)1 986 A01 252

Fitment & Compatibility

Correct part selection is essential to ensure proper fitment. Please verify compatibility by using the vehicle registration lookup tool or by matching the OEM reference number before ordering.

This part is compatible with selected AUDI, SEAT, SKODA, VW models. Detailed compatibility information is available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Electrics category.

Reference number(s) comparable with the original spare part number
OE reference number(s) comparable with the original spare part number
  1. Berry
    12 Nov, 2025
    elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
  2. Edward & Susan
    20 OCT, 2025
    These guys were real helpful when I was looking for an EGR valve. Great communications and fast delivery, the valve did exactly as It was meant to do and it was a lot cheaper than everywhere else I looked. I'll be using eAuto Parts again. Top banana.
  3. Charlie
    27 AUG, 2025
    eAuto Parts made me happy because it only took 2 minutes to order the part and at a very good price, also very quick delivery, will definitely deal with them again.
  4. Adam Taylor
    12 May, 2025
    Quick enquiry response, easy buying and quick delivery. Quality of goods was good and fitted with no problem (Suzuki bonnet hinges.) recommended.
  5. Helena Garcia
    2 January, 2025
    The correct part was rapidly identified and located, and was despatched promply to my chosen repairer in time for the work to be done on schedule. Very pleased with the service and will be using eAuto Parts again.