Duralast New Master Cylinder (Brake System) NM4146
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Duralast New Master Cylinder (Brake System) NM4146

Duralast New
Part # NM4146
SKU # 77537



Part #NM4146
SKU #77537
Item GradeOEM Standard
Package ContentsNew Brake Master Cylinder, Reservoir, Bleeder Kit
Product ConditionNew
Installation Hardware IncludedYes
Master Cylinder MaterialAluminum
Master Cylinder Reservoir IncludedYes
Master Cylinder Color / FinishMetallic
Master Cylinder Bore Diameter (in)0.872
Master Cylinder Port Sizes7/16 - 24 Primary, 3/8 - 24 Secondary


Our NEW master cylinders offers the braking performance you expect from a quality NEW part. Each NEW master cylinder is designed to match original equipment specifications, providing proper braking modulation and feel. Where applicable, our NEW master cylinder may include a reservoir to provide easier installation and help to save you time. Included in every box is a high quality bleeder kit to ensure a proper and complete brake system flush can be performed to help get you back on the road faster.

  • checkmark100% tested to O.E.M. specification
  • checkmarkApplication specific bleeder kit included
  • checkmarkExclusive rustproof coating
  • checkmarkOE grade seals & o-rings (SAE J-1603 specs)