New Genuine BMW OEM Ate Brake Master Cylinder for 1978 - 1986 E23 733i and 735i, 34 31 1 155 269
- This is a new Ate brake master cylinder, and is the OEM supplier to BMW for this part.
- Although not shown in the photos, this does include new mounting bolts.
- The shiny spot on the cylinder in the first photo is the BMW emblem, ground off because of the copyright issue when sold by Ate in the aftermarket.
- This is used on the E23 7 series models using the hydraulic booster system, with the pressure sphere / accumulator.
- The BMW part # on this is 34 31 1 155 269 and replaces older part #'s 34 31 1 152 767, 34 31 1 150 934
- The Ate part number is 03.2122-7513.3
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