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Genuine BMW
BMW Part Number34 31 1 161 860

Brake master cylinder

E36 316i, 316i 1.6, 318i & more · one of 2 types

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 E36 316i–325td & more 1990–94 — M40, M50 engines

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See all 22 fitting cars

Other types · 2 in all

Brake master cylinder – BMW diagram

Callout 01 on BMW’s drawing “BRAKE MASTER CYLINDER/EXPANSION TANK”. Open the drawing →

Genuine BMW part 34 31 1 161 860: Brake master cylinder. You will find it under Brakes (Foot, brake master cylinder). It supersedes the older number 34 31 1 159 768, so a part carrying that number is the same part.

Fits E36 318i and 320i (1992–1998), sedan and compact, with the M40 or M50 engines.

BMW draws it on the Brake Master Cylinder/Expansion Tank drawing. It weighs about 560 g (1.2 lb).

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

Details

EnginesM40, M50
Weight0.56 kg
OE / Cross-Reference
32866025

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.

  • 34 31 1 161 860currentOut of stock
  • 34 31 1 159 768replaced by 34 31 1 161 860

The other parts on BMW’s drawing “BRAKE MASTER CYLINDER/EXPANSION TANK”. Open the drawing →

#PartIn stockAction
01Brake master cylinder · this part2 numbers at this calloutOut of stock
02PlugOut of stockRequest
03Self-locking hex nutOut of stockRequest
04Brake master cylinder o-ringOut of stockRequest
05Expansion tank2 numbers at this calloutOut of stockRequest
06Cap with warning switch2 numbers at this calloutOut of stockRequest
07GasketOut of stockRequest

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InBrakesFoot, brake master cylinder