Alternator RIDEX 4G0138 OE Ref 12314487081
- Alternator Charge Current [A]: 150
- Belt Pulley [mm]: 49
- EAN: 4059191703845
- Number of ribs: 6
- OEM Reference number: 12317520495
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Alternator OE Ref 12314487081 – RIDEX – OEM 12317520495
This Alternator OE Ref 12314487081 is supplied by RIDEX as a replacement for OEM reference 12317520495. It is intended for use in selected BMW vehicles and designed to meet original equipment fit and functional requirements.
The part is identified by manufacturer reference 4G0138 and EAN 4059191703845, allowing accurate identification and compatibility verification prior to installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.
Technical details are not specified.
Vehicle Compatibility
Compatible with selected BMW models. Detailed compatibility information is available in the Compatibility section of this page.
To confirm correct fitment, please verify the OEM reference number or use the vehicle registration lookup tool before ordering.
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
120 i Rear-Wheel Drive 03/2007-12/2011, 115 kw, 1995 ccm, 156 PS, Hatchback, Petrol , ENG: N46 B20 B, N46 B20 C
130 i Rear-Wheel Drive 09/2006-12/2011, 190 kw, 2996 ccm, 258 PS, Hatchback, Petrol , ENG: N52 B30 BF, N52 B30 A, N52 B30 B
118 i Rear-Wheel Drive 09/2006-02/2008, 95 kw, 1995 ccm, 129 PS, Hatchback, Petrol , ENG: N46 B20 B
130 i Rear-Wheel Drive 09/2006-12/2011, 195 kw, 2996 ccm, 265 PS, Hatchback, Petrol , ENG: N52 B30 BF, N52 B30 A, N52 B30 B
118 i Rear-Wheel Drive 09/2006-12/2011, 105 kw, 1995 ccm, 143 PS, Hatchback, Petrol , ENG: N43 B20 A
118 i Rear-Wheel Drive 09/2006-12/2011, 100 kw, 1995 ccm, 136 PS, Hatchback, Petrol , ENG: N46 B20 B
116 i Rear-Wheel Drive 09/2007-12/2011, 85 kw, 1596 ccm, 115 PS, Hatchback, Petrol , ENG: N45 B16 A
116 i Rear-Wheel Drive 03/2007-12/2011, 90 kw, 1599 ccm, 122 PS, Hatchback, Petrol , ENG: N43 B16 AA
120 i Rear-Wheel Drive 03/2007-12/2011, 120 kw, 1995 ccm, 163 PS, Hatchback, Petrol , ENG: N43 B20 A
116 i Rear-Wheel Drive 11/2008-12/2011, 90 kw, 1995 ccm, 122 PS, Hatchback, Petrol , ENG: N43 B20 A
120 i Rear-Wheel Drive 03/2007-09/2012, 125 kw, 1995 ccm, 170 PS, Hatchback, Petrol , ENG: N43 B20 A
130 i Rear-Wheel Drive 09/2005-02/2007, 195 kw, 2996 ccm, 265 PS, Hatchback, Petrol , ENG: N52 B30 BF, N52 B30 A, N52 B30 AF
120 i Rear-Wheel Drive 03/2007-06/2011, 125 kw, 1995 ccm, 170 PS, Hatchback, Petrol , ENG: N43 B20 A
120 i Rear-Wheel Drive 03/2007-06/2011, 115 kw, 1995 ccm, 156 PS, Hatchback, Petrol , ENG: N46 B20 B, N46 B20 CC, N46 B20 E, N46 B20 A, N46 B20 BD, N46 B20 C
118 i Rear-Wheel Drive 09/2006-06/2011, 105 kw, 1995 ccm, 143 PS, Hatchback, Petrol , ENG: N43 B20 A
118 i Rear-Wheel Drive 07/2004-02/2007, 95 kw, 1995 ccm, 129 PS, Hatchback, Petrol , ENG: N46 B20 B
116 i Rear-Wheel Drive 06/2004-06/2011, 85 kw, 1596 ccm, 115 PS, Hatchback, Petrol , ENG: N45 B16 A
130 i Rear-Wheel Drive 03/2007-06/2011, 190 kw, 2996 ccm, 258 PS, Hatchback, Petrol , ENG: N52 B30 BF, N52 B30 A, N52 B30 AF, N52 B30 B
120 i Rear-Wheel Drive 03/2007-06/2011, 120 kw, 1995 ccm, 163 PS, Hatchback, Petrol , ENG: N43 B20 A
120 i Rear-Wheel Drive 06/2004-02/2007, 110 kw, 1995 ccm, 150 PS, Hatchback, Petrol , ENG: N46 B20 B, N46 B20 CC, N46 B20 BD, N46 B20 C
118 i Rear-Wheel Drive 10/2006-06/2011, 100 kw, 1995 ccm, 136 PS, Hatchback, Petrol , ENG: N46 B20 B
116 i Rear-Wheel Drive 09/2007-06/2011, 90 kw, 1599 ccm, 122 PS, Hatchback, Petrol , ENG: N43 B16 AA
120 i Rear-Wheel Drive 03/2008-12/2013, 115 kw, 1995 ccm, 156 PS, Convertible, Petrol , ENG: N46 B20 B, N46 B20 E, N46 B20 C
118 i Rear-Wheel Drive 09/2008-12/2013, 100 kw, 1995 ccm, 136 PS, Convertible, Petrol , ENG: N46 B20 B
120 i Rear-Wheel Drive 09/2009-10/2013, 115 kw, 1995 ccm, 156 PS, Coupe, Petrol , ENG: N46 B20 B, N46 B20 E, N46 B20 BD, N46 B20 C
120 i Rear-Wheel Drive 10/2007-10/2013, 125 kw, 1995 ccm, 170 PS, Coupe, Petrol , ENG: N43 B20 A
318 i Rear-Wheel Drive 09/2001-02/2005, 100 kw, 1995 ccm, 136 PS, Saloon, Petrol , ENG: N42 B20 A
316 i Rear-Wheel Drive 02/2002-02/2005, 85 kw, 1796 ccm, 115 PS, Saloon, Petrol , ENG: N46 B18 A, N42 B18 A
316 i Rear-Wheel Drive 06/2002-02/2005, 85 kw, 1596 ccm, 115 PS, Saloon, Petrol , ENG: N40 B16 A, N45 B16 A
318 i Rear-Wheel Drive 09/2001-02/2005, 105 kw, 1995 ccm, 143 PS, Saloon, Petrol , ENG: N42 B20 A, N46 B20 A, N46 B20 C
320 si Rear-Wheel Drive 09/2005-08/2006, 127 kw, 1997 ccm, 173 PS, Saloon, Petrol , ENG: N45 B20 A
318 i Rear-Wheel Drive 09/2007-10/2011, 105 kw, 1995 ccm, 143 PS, Saloon, Petrol , ENG: N43 B20 A
330 i xDrive 4WD 09/2008-10/2011, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N53 B30 A
325 xi 4WD 09/2005-08/2008, 160 kw, 2497 ccm, 218 PS, Saloon, Petrol , ENG: N52 B25 A
325 i Rear-Wheel Drive 12/2004-12/2011, 160 kw, 2497 ccm, 218 PS, Saloon, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BF
316 i Rear-Wheel Drive 09/2005-10/2011, 85 kw, 1596 ccm, 115 PS, Saloon, Petrol , ENG: N45 B16 A, N45 B16 AC
320 i Rear-Wheel Drive 02/2007-12/2011, 115 kw, 1995 ccm, 156 PS, Saloon, Petrol , ENG: N46 B20 B, N46 B20 CC, N46 B20 CD, N46 B20 E, N46 B20 C
318 i Rear-Wheel Drive 09/2005-08/2007, 95 kw, 1995 ccm, 129 PS, Saloon, Petrol , ENG: N46 B20 B
330 xi 4WD 09/2005-08/2007, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 A
325 i xDrive 4WD 09/2008-10/2011, 160 kw, 2996 ccm, 218 PS, Saloon, Petrol , ENG: N53 B30 A
330 i Rear-Wheel Drive 12/2004-10/2011, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 BF, N52 B30 A
318 i Rear-Wheel Drive 09/2007-10/2011, 100 kw, 1995 ccm, 136 PS, Saloon, Petrol , ENG: N46 B20 B, N46 B20 CC, N46 B20 CD, N46 B20 E, N46 B20 C
320 i Rear-Wheel Drive 12/2004-08/2007, 110 kw, 1995 ccm, 150 PS, Saloon, Petrol , ENG: N46 B20 B, N46 B20 CB, N46 B20 BD, N46 B20 C
316 ti Rear-Wheel Drive 06/2002-02/2005, 77 kw, 1596 ccm, 105 PS, Hatchback, Petrol , ENG: N40 B16 A
318 ti Rear-Wheel Drive 03/2001-12/2004, 105 kw, 1995 ccm, 143 PS, Hatchback, Petrol , ENG: N42 B20 A, N46 B20 A
316 ti Rear-Wheel Drive 06/2002-02/2005, 85 kw, 1596 ccm, 115 PS, Hatchback, Petrol , ENG: N40 B16 A, N45 B16 A
316 ti Rear-Wheel Drive 06/2001-02/2005, 85 kw, 1796 ccm, 115 PS, Hatchback, Petrol , ENG: N46 B18 A, N42 B18 A
318 ti Rear-Wheel Drive 03/2001-12/2004, 100 kw, 1995 ccm, 136 PS, Hatchback, Petrol , ENG: N42 B20 A, N46 B20 A
318 Ci Rear-Wheel Drive 03/2004-08/2006, 110 kw, 1995 ccm, 150 PS, Convertible, Petrol , ENG: N46 B20 A, N46 B20 C
318 Ci Rear-Wheel Drive 09/2001-12/2007, 105 kw, 1995 ccm, 143 PS, Convertible, Petrol , ENG: N42 B20 A, N46 B20 A
318 Ci Rear-Wheel Drive 12/2000-08/2006, 100 kw, 1995 ccm, 136 PS, Convertible, Petrol , ENG: N42 B20 A, N46 B20 A
320 i Rear-Wheel Drive 01/2007-08/2013, 115 kw, 1995 ccm, 156 PS, Convertible, Petrol , ENG: N46 B20 B, N46 B20 E
325 i Rear-Wheel Drive 12/2006-02/2010, 160 kw, 2497 ccm, 218 PS, Convertible, Petrol , ENG: N52 B25 A
316 Ci Rear-Wheel Drive 06/2002-07/2006, 85 kw, 1596 ccm, 115 PS, Coupe, Petrol , ENG: N45 B16 A
318 Ci Rear-Wheel Drive 09/2001-02/2004, 105 kw, 1995 ccm, 143 PS, Coupe, Petrol , ENG: N42 B20 A
318 Ci Rear-Wheel Drive 12/2000-05/2006, 100 kw, 1995 ccm, 136 PS, Coupe, Petrol , ENG: N42 B20 A, N46 B20 A
318 Ci Rear-Wheel Drive 03/2004-05/2006, 110 kw, 1995 ccm, 150 PS, Coupe, Petrol , ENG: N46 B20 A, N46 B20 C
320 i Rear-Wheel Drive 06/2007-12/2013, 115 kw, 1995 ccm, 156 PS, Coupe, Petrol , ENG: N46 B20 B
320 i Rear-Wheel Drive 03/2007-06/2013, 125 kw, 1995 ccm, 170 PS, Coupe, Petrol , ENG: N43 B20 A
325 i Rear-Wheel Drive 06/2006-02/2010, 160 kw, 2497 ccm, 218 PS, Coupe, Petrol , ENG: N52 B25 A, N52 B25 AF, N52 B25 BF
316 i Rear-Wheel Drive 03/2002-02/2005, 85 kw, 1796 ccm, 115 PS, Estate, Petrol , ENG: N46 B18 A, N42 B18 A
318 i Rear-Wheel Drive 09/2001-07/2005, 105 kw, 1995 ccm, 143 PS, Estate, Petrol , ENG: N42 B20 A, N46 B20 A, N46 B20 C
330 i Rear-Wheel Drive 09/2007-06/2012, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N53 B30 A
330 i Rear-Wheel Drive 08/2005-08/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 A
325 xi 4WD 08/2005-08/2008, 160 kw, 2497 ccm, 218 PS, Estate, Petrol , ENG: N52 B25 A
330 i xDrive 4WD 09/2007-06/2012, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N53 B30 A
320 i Rear-Wheel Drive 09/2005-06/2012, 110 kw, 1995 ccm, 150 PS, Estate, Petrol , ENG: N46 B20 B, N46 B20 C
318 i Rear-Wheel Drive 09/2007-03/2012, 100 kw, 1995 ccm, 136 PS, Estate, Petrol , ENG: N46 B20 B
318 i Rear-Wheel Drive 01/2006-08/2007, 95 kw, 1995 ccm, 129 PS, Estate, Petrol , ENG: N46 B20 B
318 i Rear-Wheel Drive 05/2007-05/2012, 105 kw, 1995 ccm, 143 PS, Estate, Petrol , ENG: N43 B20 A
330 xi 4WD 09/2005-08/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 A
325 i Rear-Wheel Drive 12/2004-08/2008, 160 kw, 2497 ccm, 218 PS, Estate, Petrol , ENG: N52 B25 A
325 i xDrive 4WD 09/2008-06/2012, 160 kw, 2996 ccm, 218 PS, Estate, Petrol , ENG: N53 B30 A
523 i Rear-Wheel Drive 10/2004-02/2007, 130 kw, 2497 ccm, 177 PS, Saloon, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BE
530 i Rear-Wheel Drive 03/2005-03/2007, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 BF, N52 B30 A
520 i Rear-Wheel Drive 09/2007-12/2009, 125 kw, 1995 ccm, 170 PS, Saloon, Petrol , ENG: N43 B20 A
530 i xDrive 4WD 09/2008-12/2009, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N53 B30 A
525 xi 4WD 04/2005-02/2007, 160 kw, 2497 ccm, 218 PS, Saloon, Petrol , ENG: N52 B25 A
520 i Rear-Wheel Drive 09/2007-02/2010, 115 kw, 1995 ccm, 156 PS, Saloon, Petrol , ENG: N46 B20 B
530 i Rear-Wheel Drive 03/2005-03/2010, 187 kw, 2996 ccm, 254 PS, Saloon, Petrol , ENG: N52 B30 A
530 xi 4WD 09/2004-02/2007, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 A
525 xi 4WD 07/2005-12/2010, 160 kw, 2497 ccm, 218 PS, Estate, Petrol , ENG: N52 B25 A
525 i Rear-Wheel Drive 03/2005-05/2010, 160 kw, 2497 ccm, 218 PS, Estate, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BF
530 i Rear-Wheel Drive 09/2004-02/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 BF, N52 B30 A
530 xi 4WD 04/2005-02/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 A
530 i Rear-Wheel Drive 01/2007-12/2010, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N53 B30 A
630 i Rear-Wheel Drive 09/2004-08/2007, 190 kw, 2996 ccm, 258 PS, Coupe, Petrol , ENG: N52 B30 BF, N52 B30 A
630 i Rear-Wheel Drive 09/2004-08/2007, 190 kw, 2996 ccm, 258 PS, Convertible, Petrol , ENG: N52 B30 BF, N52 B30 A, N52 B30 B
sDrive 18 i Rear-Wheel Drive 03/2010-06/2015, 110 kw, 1995 ccm, 150 PS, SUV, Petrol , ENG: N46 B20 B, N46 B20 CC, N46 B20 CD, N46 B20 E, N46 B20 BD, N46 B20 C
sDrive 18 i Rear-Wheel Drive 03/2010-06/2015, 100 kw, 1995 ccm, 136 PS, SUV, Petrol , ENG: N46 B20 B, N46 B20 BD
2.0 i 4WD 07/2005-08/2008, 110 kw, 1995 ccm, 150 PS, SUV, Petrol , ENG: N46 B20 B
xDrive 20 i 4WD 09/2008-08/2011, 110 kw, 1995 ccm, 150 PS, SUV, Petrol , ENG: N46 B20 B
3.0 si Rear-Wheel Drive 04/2006-08/2008, 195 kw, 2996 ccm, 265 PS, Coupe, Petrol , ENG: N52 B30 BF, N52 B30 A
3.0 si Rear-Wheel Drive 01/2006-08/2008, 195 kw, 2996 ccm, 265 PS, Convertible, Petrol , ENG: N52 B30 BF, N52 B30 A
2.5 i Rear-Wheel Drive 09/2005-02/2009, 130 kw, 2497 ccm, 177 PS, Convertible, Petrol , ENG: N52 B25 A
2.5 si Rear-Wheel Drive 01/2006-08/2008, 160 kw, 2497 ccm, 218 PS, Convertible, Petrol , ENG: N52 B25 A
2.0 i Rear-Wheel Drive 03/2005-02/2009, 110 kw, 1995 ccm, 150 PS, Convertible, Petrol , ENG: N46 B20 B
- Berry12 Nov, 2025elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
- Edward & Susan20 OCT, 2025These 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.
- Charlie27 AUG, 2025eAuto 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.
- Adam Taylor12 May, 2025Quick enquiry response, easy buying and quick delivery. Quality of goods was good and fitted with no problem (Suzuki bonnet hinges.) recommended.
- Helena Garcia2 January, 2025The 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.
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