Alternator RIDEX 4G1158 OE Ref 373004X900

Key Specification:
  • Alternator Charge Current [A]: 120
  • Belt Pulley [mm]: 59.9
  • Clamp: M8 B+
  • EAN: 4064138084116
  • Number of grooves: 5
Sale
£ 552
£ 460 excl. VAT
Out of stock
SKU:RIDEX 4G1158
BrandRIDEX
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Alternator Charge Current [A]
120
Belt Pulley [mm]
59.9
Clamp
M8 B+
EAN
4064138084116
Number of grooves
5
Number of mounting bores
4
OEM Reference number
021319221
Pulleys
with freewheel belt pulley
Supplementary Info
with integrated regulator
Vehicle Main Current
for vehicles with 12V main current
Voltage [V]
12

Alternator RIDEX 4G1158 OE Ref 373004X900

Alternator OE Ref 373004X900 – RIDEX – OEM 021319221

This Alternator OE Ref 373004X900 is supplied by RIDEX as a replacement for OEM reference 021319221. It is intended for use in selected KIA vehicles and designed to meet original equipment fit and function requirements.

The part is identified by manufacturer reference 4G1158 and EAN 4064138084116, allowing accurate product identification and compatibility checks before installation. It is suitable for replacing worn, damaged, or non-functioning components where reliable operation is required.

  • with integrated regulator

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

Vehicle Compatibility

Compatible with selected KIA models. Full compatibility details are 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.