Name: Alternator BOSCH 0986048820 OE Ref 12 31 7 525 376
Brand: BOSCH
SKU: BOSCH-0986048820
Price: 488.00 GBP
Availability: InStock
Rating: 4.8 (578 reviews)

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Alternator BOSCH 0986048820 OE Ref 12 31 7 525 376 BOSCH

Key Specification:

Alternator Charging Current [A]: 180
Alternator type: excl. vacuum pump
Belt Pulley [mm]: 49
Distance from belt pulley to alternator [mm]: 29.5
EAN: 4047024862500

See Full Specification

Sale

£ 488.00

£ 369.73 excl. VAT

In Stock

SKU:	BOSCH 0986048820
Brand	BOSCH

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Specification
Description
OEM Numbers
Compatibilities
Reviews

Alternator Charging Current [A]

180

Alternator type

excl. vacuum pump

Belt Pulley [mm]

Distance from belt pulley to alternator [mm]

29.5

EAN

4047024862500

Fastening Type

Direct fastening

Length [mm]

187

Number of grooves

OEM Reference number

12317521178

Packing Unit

Pulleys

with freewheel belt pulley

Recommended additional repairs

V-Belt/V-Ribbed Belt

Rotation Direction

Clockwise rotation

Supplementary Info

4882

Supplementary Info

REMAN ALTERNATOR 4882

Voltage [V]

Alternator BOSCH OE Ref 12 31 7 525 376 – BOSCH – OEM 12317521178

This Alternator BOSCH OE Ref 12 31 7 525 376 is supplied by BOSCH as a replacement for OEM reference 12317521178. 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 0986048820 and EAN EAN: 4047024862500, allowing accurate identification and compatibility verification before installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

4882REMAN ALTERNATOR 4882

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 BMW 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

BMW 12 31 7 521 178 BMW 12 31 7 525 376 BMW 7521178 BMW 7525376

OE reference number(s) comparable with the original spare part number

BMW

BMW 1 (E87) From 02/2003 to 01/2013

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

BMW 3 (E90) From 02/2004 to 02/2012

330 i Rear-Wheel Drive 12/2004-10/2011, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 BF, N52 B30 A

325 xi 4WD 09/2005-08/2008, 160 kw, 2497 ccm, 218 PS, Saloon, Petrol , ENG: N52 B25 A

330 i Rear-Wheel Drive 03/2007-12/2011, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N52 B30 BF, N52 B30 A

325 i Rear-Wheel Drive 01/2006-12/2011, 155 kw, 2497 ccm, 211 PS, Saloon, Petrol , ENG: N52 B25 A

323 i Rear-Wheel Drive 09/2005-02/2007, 130 kw, 2497 ccm, 177 PS, Saloon, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BF, N52 B25 BE

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

330 xi 4WD 09/2005-08/2007, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 A

323 i Rear-Wheel Drive 03/2007-12/2011, 140 kw, 2497 ccm, 190 PS, Saloon, Petrol , ENG: N52 B25 A, N52 B25 BF

325 xi 4WD 09/2005-08/2006, 160 kw, 2996 ccm, 218 PS, Saloon, Petrol , ENG: N52 B30 A

BMW 3 Touring (E91) From 12/2004 to 12/2012

325 xi 4WD 08/2005-08/2008, 160 kw, 2497 ccm, 218 PS, Estate, Petrol , ENG: N52 B25 A

330 i Rear-Wheel Drive 03/2007-06/2012, 200 kw, 2996 ccm, 272 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

330 xi 4WD 09/2005-08/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 A

325 i Rear-Wheel Drive 12/2004-12/2010, 155 kw, 2497 ccm, 211 PS, Estate, Petrol , ENG: N52 B25 A, N52 B25 AF, N52 B25 B, N52 B25 BF

323 i Rear-Wheel Drive 09/2006-07/2008, 140 kw, 2497 ccm, 190 PS, Estate, Petrol , ENG: N52 B25 A

323 i Rear-Wheel Drive 04/2006-06/2007, 130 kw, 2497 ccm, 177 PS, Estate, Petrol , ENG: N52 B25 A

330 i Rear-Wheel Drive 08/2005-08/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 A

BMW 5 (E60) From 12/2001 to 03/2010

528 i Rear-Wheel Drive 03/2007-12/2009, 172 kw, 2996 ccm, 234 PS, Saloon, Petrol , ENG: N52 B30 A

530 i Rear-Wheel Drive 03/2007-12/2009, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N52 B30 BF, N52 B30 A

525 xi 4WD 04/2005-02/2007, 160 kw, 2497 ccm, 218 PS, Saloon, Petrol , ENG: N52 B25 A

525 i Rear-Wheel Drive 03/2005-12/2009, 160 kw, 2497 ccm, 218 PS, Saloon, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BF

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

525 i Rear-Wheel Drive 03/2005-03/2007, 160 kw, 2996 ccm, 218 PS, Saloon, Petrol , ENG: N52 B30 A

525 i Rear-Wheel Drive 07/2005-03/2010, 155 kw, 2497 ccm, 211 PS, Saloon, Petrol , ENG: N52 B25 A

530 xi 4WD 09/2004-02/2007, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 A

530 i Rear-Wheel Drive 03/2005-03/2010, 187 kw, 2996 ccm, 254 PS, Saloon, Petrol , ENG: N52 B30 A

BMW 5 Touring (E61) From 03/2004 to 12/2010

525 i Rear-Wheel Drive 03/2005-05/2010, 155 kw, 2497 ccm, 211 PS, Estate, Petrol , ENG: N52 B25 A

525 xi 4WD 07/2005-12/2010, 160 kw, 2497 ccm, 218 PS, Estate, Petrol , ENG: N52 B25 A

530 i Rear-Wheel Drive 01/2007-12/2010, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N53 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 09/2006-03/2010, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N52 B30 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

523 i Rear-Wheel Drive 10/2004-02/2007, 130 kw, 2497 ccm, 177 PS, Estate, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BE

530 i Rear-Wheel Drive 09/2004-02/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 BF, N52 B30 A

BMW 6 (E63) From 09/2003 to 12/2010

630 i Rear-Wheel Drive 09/2004-08/2007, 190 kw, 2996 ccm, 258 PS, Coupe, Petrol , ENG: N52 B30 BF, N52 B30 A

BMW 6 Convertible (E64) From 03/2004 to 12/2010

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

BMW 7 (E65, E66, E67) From 07/2001 to 12/2009

730 i, Li Rear-Wheel Drive 03/2005-08/2008, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 BF, N52 B30 A

Berry
12 Nov, 2025
elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
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.
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.
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.
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.