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Genuine BMW
BMW Part Number11 21 7 840 380

Pulley

Out of stock

One email when it is listed. Nothing else.

Free US shipping on orders over $75.00 · oversize quoted. Oversize items ship at a flat $49.99 each — free shipping does not cover them.

WARNING: Cancer and Reproductive Harm from exposure to lead — www.P65Warnings.ca.gov P65Warnings.ca.gov

Inspected and graded before it's listed · 30-day returns

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Fits E46 M3 2000–03 — S54 engine

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Pulley – BMW diagram

Callout 05 on BMW’s drawing “Belt Drive-Vibration Damper”. Open the drawing →

Genuine BMW part 11 21 7 840 380: Pulley. You will find it under Engine (Crankshaft with bearing). It supersedes the older number 11 23 7 830 837, so a part carrying that number is the same part.

Fits E46 M3 (2001–2006), coupe and convertible, with the S54 engine.

BMW draws it on 2 drawings, among them two Belt Drive-Vibration Damper drawings. It weighs about 280 g (0.6 lb).

Out of stock. Request it and we will notify you when it is in stock.

Details

EnginesS54
Weight0.28 kg

Used parts are inspected and graded: Good (minimal wear), Fair (normal wear) or Acceptable (visible wear). All fully working. Returns: 30 days if a part arrives damaged or not as described.

BMW has renumbered this part. All of these numbers are the same part.

  • 11 21 7 840 380currentOut of stock
  • 11 23 7 830 837replaced by 11 21 7 840 380

The other parts on BMW’s drawing “Belt Drive-Vibration Damper”. Open the drawing →

#PartIn stockAction
01Vibration damperOut of stockRequest
02SprocketOut of stockRequest
03DowelOut of stockRequest
04ISA screwOut of stockRequest
05Pulley · this partOut of stock
06Hex Bolt with washer2 numbers at this calloutOut of stockRequest
07WasherOut of stockRequest
08Torx boltOut of stockRequest
09CoverOut of stockRequest

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InEngineCrankshaft with bearing