Alternator Freewheel Clutch11 31 4 466 271

BMW OE number, as listed in aftermarket supplier catalogues. Compare listings for this exact number, then confirm the part number and vehicle fitment before ordering.

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Checked 2026-10-19 21:19 UTC

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Aftermarket part numbers

Supplier articles whose catalogue lists 11 31 4 466 271. Check the supplier’s own restrictions before ordering. A fitment condition under a part number is one its supplier names for at least one of the vehicles the part is listed for, not for all of them: a vehicle’s page shows which apply to it.

FEBI: 31729Inner Diameter: 17 mm Number of ribs: 6 Outer Diameter: 49 mm Outer Diameter: 53 mm
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Fitment conditions:Alternator Charging Current [A]: 110, 90 suitable for engine code: N42, N45, N46, N46N
HELLA: 9XU 358 038-391Distance from belt pulley to alternator: 10 mm Fitting Depth: 11.3 mm Outer Diameter: 54 mm for manufacturer number: F-236566.XX Manufacturer Restriction: Bosch Width: 35.3 mm Thread Size: M16x1,5 Inner Diameter: 17 mm Belt Pulley Ø: 49 mm Rotation Direction: Clockwise rotation Supplementary Article/Supplementary Info 2: with cap Number of grooves: 6
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Fitment conditions:Engine Code: N45*, N46*

Vehicle fitment

Engine code and production dates decide fitment. Model name and year alone don’t.

47 vehicles in 13 model series, inferred

Aftermarket parts that list 11 31 4 466 271 fit these vehicles according to their supplier catalogues. That does not prove 11 31 4 466 271 itself fits every one: check the engine code, production dates and the supplier’s restrictions on the model series’ vehicle pages.

BMW

13 model series · 47 vehicles

BMW model series inferred from aftermarket parts
Model series	Production	Engine codes	HSN / TSN
1 (E81)8 vehicles2 of them: some versions only	08/2004 – 09/2012	N43 B16A, N43 B20A, N45 B16A, N46 B20B, N46 B20B.., N46 B20C, N46N	0005 / AAE, AAK, ACW, AGJ, AGK, AJM, AJN, AJZ, ARC, ARD, ARG, ARH, ARI, ARJ, ARK
1 (E82)2 vehicles	09/2009 – 12/2014	N43 B20A, N46 B20B.., N46 B20C..	0005 / AQF, AQG
1 (E87) 2004–20113 vehicles	06/2004 – 03/2007	N45 B16A, N46 B20B, N46 B20B.., N46 B20C	0005 / 163, 165, 166, AAJ, AAK, AAM, ACR, ACS, ACW, ART
1 (E87) LCI7 vehicles2 of them: some versions only	03/2007 – 09/2012	N43 B16A, N43 B20A, N45 B16A, N46 B20, N46 B20B, N46 B20B.., N46 B20C	0005 / 163, AAE, AAM, ACW, AGJ, AGK, AJM, AJN, AJY, AJZ, ART, ARU, ARX, ARY, ARZ, ASA, ASB
1 (E88)1 vehicle	03/2007 – 12/2013	N46 B20B.., N46 B20C..	0005 / AMU, AQQ
3 (E46)12 vehicles	06/2001 – 02/2007	N40, N42, N45, N46, N46 B20A, N46 B20C	0005 / 716, 721, 727, 729, 733, 734, 741, 742, 743, 754, 755, 831, 832, AEH, AES, AEW
3 (E90) 2004–20113 vehicles	12/2004 – 08/2008	N45 B16A, N46 B20B.., N46 B20C, N46 B20E	0005 / 820, 871, 874, ADI, ADK, ADN, AVV
3 (E90) LCI3 vehicles	09/2008 – 02/2012	N45 B16A, N46 B20B.., N46 B20C, N46 B20E	0005 / 820, 871, ADI, ADN, AVV
3 (E91) 2004–20123 vehicles	09/2005 – 06/2012	N43 B20A, N46 B20B, N46 B20B.., N46 B20C	0005 / 877, ABX, ADX, ALL, AXC
3 (E91) LCI2 vehicles	09/2008 – 08/2012	N46 B20B.., N46 B20C, N46N	0005 / 877, ABX, ADX
5 (E60) LCI1 vehicle	09/2007 – 02/2010	N46 B20B, N46 B20CD	0005 / AMC
X1 (E84)1 vehicle	03/2010 – 06/2015	N46N	0005 / AYQ
Z4 (E85)1 vehicle	03/2005 – 02/2009	N46	0005 / 819, AAT