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Please, add your first item to the wishlist

Select vehicle to confirm fitment

Brake Master Cylinder

PART#: 18M1506
ACDelco

$54.95

In stock

Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1980BuickCenturyBase3.8V6GASN/A
1980BuickCenturyLimited4.3V8GASN/A
1980BuickCenturyBase4.9V8GASN/A
1980BuickCenturyEstate3.8V6GASN/A
1980BuickCenturyEstate4.9V8GASN/A
1980BuickCenturyEstate4.3V8GASN/A
1980BuickCenturyBase5.0V8GASN/A
1980BuickCenturySport4.9V8GASN/A
1980BuickCenturyLimited5.0V8GASN/A
1980BuickCenturyBase4.3V8GASN/A
1980BuickCenturyLimited3.8V6GASN/A
1980BuickCenturySport3.8V6GASN/A
1980BuickCenturyLimited4.9V8GASN/A
1980BuickCenturyEstate5.0V8GASN/A
1980BuickRegalSport3.8V6GASN/A
1980BuickRegalLimited4.9V8GASN/A
1980BuickRegalBase4.9V8GASN/A
1980BuickRegalLimited4.3V8GASN/A
1980BuickRegalBase3.8V6GASN/A
1980BuickRegalLimited3.8V6GASN/A
1980BuickRegalBase5.0V8GASN/A
1980BuickRegalLimited5.0V8GASN/A
1980BuickRegalBase4.3V8GASN/A
1980ChevroletEl CaminoBase4.4V8GASN/A
1980ChevroletEl CaminoRoyal Knight5.0V8GASN/A
1980ChevroletEl CaminoRoyal Knight4.4V8GASN/A
1980ChevroletEl CaminoSS3.8V6GASN/A
1980ChevroletEl CaminoBase5.0V8GASN/A
1980ChevroletEl CaminoRoyal Knight3.8V6GASN/A
1980ChevroletEl CaminoBase3.8V6GASN/A
1980ChevroletEl CaminoRoyal Knight3.8V6GASN/A
1980ChevroletEl CaminoBase3.8V6GASN/A
1980ChevroletEl CaminoSS4.4V8GASN/A
1980ChevroletEl CaminoSS5.0V8GASN/A
1980ChevroletMalibuClassic Sport4.4V8GASN/A
1980ChevroletMalibuClassic Landau4.4V8GASN/A
1980ChevroletMalibuBase3.8V6GASN/A
1980ChevroletMalibuClassic Estate3.8V6GASN/A
1980ChevroletMalibuClassic3.8V6GASN/A
1980ChevroletMalibuClassic Estate4.4V8GASN/A
1980ChevroletMalibuEstate5.7V8GASN/A
1980ChevroletMalibuClassic Estate3.8V6GASN/A
1980ChevroletMalibuBase5.0V8GASN/A
1980ChevroletMalibuClassic4.4V8GASN/A
1980ChevroletMalibuBase3.8V6GASN/A
1980ChevroletMalibuEstate5.0V8GASN/A
1980ChevroletMalibuClassic Landau5.0V8GASN/A
1980ChevroletMalibuSport3.8V6GASN/A
1980ChevroletMalibuClassic5.0V8GASN/A
1980ChevroletMalibuClassic Landau3.8V6GASN/A
1980ChevroletMalibuEstate3.8V6GASN/A
1980ChevroletMalibuClassic Sport3.8V6GASN/A
1980ChevroletMalibuSport5.0V8GASN/A
1980ChevroletMalibuClassic Estate5.0V8GASN/A
1980ChevroletMalibuSport3.8V6GASN/A
1980ChevroletMalibuClassic Landau3.8V6GASN/A
1980ChevroletMalibuClassic Sport5.0V8GASN/A
1980ChevroletMalibuBase5.7V8GASN/A
1980ChevroletMalibuClassic3.8V6GASN/A
1980ChevroletMalibuClassic Sport3.8V6GASN/A
1980ChevroletMalibuEstate4.4V8GASN/A
1980ChevroletMalibuBase4.4V8GASN/A
1980ChevroletMalibuSport5.7V8GASN/A
1980ChevroletMalibuSport4.4V8GASN/A
1980ChevroletMalibuEstate3.8V6GASN/A
1980ChevroletMonte CarloSport5.0V8GASN/A
1980ChevroletMonte CarloLandau4.4V8GASN/A
1980ChevroletMonte CarloLandau5.0V8GASN/A
1980ChevroletMonte CarloSport3.8V6GASN/A
1980ChevroletMonte CarloLandau3.8V6GASN/A
1980ChevroletMonte CarloSport4.4V8GASN/A
1980ChevroletMonte CarloSport3.8V6GASN/A
1980ChevroletMonte CarloLandau3.8V6GASN/A
1980GMCCaballeroBase4.4V8GASN/A
1980GMCCaballeroLaredo3.8V6GASN/A
1980GMCCaballeroLaredo4.4V8GASN/A
1980GMCCaballeroDiablo3.8V6GASN/A
1980GMCCaballeroLaredo5.0V8GASN/A
1980GMCCaballeroBase3.8V6GASN/A
1980GMCCaballeroDiablo4.4V8GASN/A
1980GMCCaballeroBase3.8V6GASN/A
1980GMCCaballeroDiablo3.8V6GASN/A
1980GMCCaballeroLaredo3.8V6GASN/A
1980GMCCaballeroDiablo5.0V8GASN/A
1980GMCCaballeroBase5.0V8GASN/A
1980OldsmobileCutlassBase5.0V8GASN/A
1980OldsmobileCutlassLS5.0V8GASN/A
1980OldsmobileCutlassLS3.8V6GASN/A
1980OldsmobileCutlassBrougham3.8V6GASN/A
1980OldsmobileCutlassLS5.7V8GASN/A
1980OldsmobileCutlassBrougham4.3V8GASN/A
1980OldsmobileCutlassBrougham5.7V8GASN/A
1980OldsmobileCutlassLS4.3V8GASN/A
1980OldsmobileCutlassBase5.7V8GASN/A
1980OldsmobileCutlassBase4.3V8GASN/A
1980OldsmobileCutlassBrougham5.0V8GASN/A
1980OldsmobileCutlassBase3.8V6GASN/A
1980OldsmobileCutlass SalonBase5.0V8GASN/A
1980OldsmobileCutlass SalonBase3.8V6GASN/A
1980OldsmobileCutlass SalonBrougham4.3V8GASN/A
1980OldsmobileCutlass SalonBrougham5.0V8GASN/A
1980OldsmobileCutlass SalonBrougham3.8V6GASN/A
1980OldsmobileCutlass SalonBase4.3V8GASN/A
1980OldsmobileCutlass CalaisBase5.7V8GASN/A
1980OldsmobileCutlass CalaisBase3.8V6GASN/A
1980OldsmobileCutlass CalaisBase4.3V8GASN/A
1980OldsmobileCutlass CalaisBase5.0V8GASN/A
1980OldsmobileCutlass CruiserBrougham5.7V8GASN/A
1980OldsmobileCutlass CruiserBase3.8V6GASN/A
1980OldsmobileCutlass CruiserBrougham3.8V6GASN/A
1980OldsmobileCutlass CruiserBase5.0V8GASN/A
1980OldsmobileCutlass CruiserBase4.3V8GASN/A
1980OldsmobileCutlass CruiserBrougham5.0V8GASN/A
1980OldsmobileCutlass CruiserBrougham4.3V8GASN/A
1980OldsmobileCutlass SupremeBase5.0V8GASN/A
1980OldsmobileCutlass SupremeBase5.7V8GASN/A
1980OldsmobileCutlass SupremeBrougham5.0V8GASN/A
1980OldsmobileCutlass SupremeBrougham4.3V8GASN/A
1980OldsmobileCutlass SupremeBase4.3V8GASN/A
1980OldsmobileCutlass SupremeBrougham3.8V6GASN/A
1980OldsmobileCutlass SupremeBase3.8V6GASN/A
1980OldsmobileCutlass SupremeBrougham5.7V8GASN/A
1980PontiacGrand AmBase4.9V8GASN/A
1980PontiacGrand AmBase5.0V8GASN/A
1980PontiacGrand LeMansSafari4.3V8GASN/A
1980PontiacGrand LeMansSafari5.0V8GASN/A
1980PontiacGrand LeMansBase4.9V8GASN/A
1980PontiacGrand LeMansBase3.8V6GASN/A
1980PontiacGrand LeMansBase3.8V6GASN/A
1980PontiacGrand LeMansBase4.3V8GASN/A
1980PontiacGrand LeMansBase5.0V8GASN/A
1980PontiacGrand LeMansSafari3.8V6GASN/A
1980PontiacGrand LeMansSafari4.9V8GASN/A
1980PontiacGrand LeMansSafari3.8V6GASN/A
1980PontiacGrand PrixBase4.3V8GASN/A
1980PontiacGrand PrixSJ4.9V8GASN/A
1980PontiacGrand PrixLJ4.3V8GASN/A
1980PontiacGrand PrixBase3.8V6GASN/A
1980PontiacGrand PrixLJ3.8V6GASN/A
1980PontiacGrand PrixLJ4.9V8GASN/A
1980PontiacGrand PrixBase5.0V8GASN/A
1980PontiacGrand PrixBase4.9V8GASN/A
1980PontiacGrand PrixSJ5.0V8GASN/A
1980PontiacGrand PrixLJ5.0V8GASN/A
1980PontiacLeMansBase4.3V8GASN/A
1980PontiacLeMansSafari3.8V6GASN/A
1980PontiacLeMansBase4.9V8GASN/A
1980PontiacLeMansSafari5.0V8GASN/A
1980PontiacLeMansBase3.8V6GASN/A
1980PontiacLeMansBase3.8V6GASN/A
1980PontiacLeMansSafari4.9V8GASN/A
1980PontiacLeMansBase5.0V8GASN/A
1980PontiacLeMansSafari3.8V6GASN/A
1980PontiacLeMansSafari4.3V8GASN/A
1979BuickCenturyLimited3.8V6GASN/A
1979BuickCenturyCustom3.2V6GASN/A
1979BuickCenturySport3.8V6GASN/A
1979BuickCenturySpecial3.2V6GASN/A
1979BuickCenturySpecial4.9V8GASN/A
1979BuickCenturyLimited3.2V6GASN/A
1979BuickCenturyCustom5.0V8GASN/A
1979BuickCenturyCustom4.9V8GASN/A
1979BuickCenturySport3.8V6GASN/A
1979BuickCenturySpecial3.8V6GASN/A
1979BuickCenturyLimited3.8V6GASN/A
1979BuickCenturySpecial3.8V6GASN/A
1979BuickCenturyCustom3.8V6GASN/A
1979BuickCenturyLimited5.0V8GASN/A
1979BuickCenturyLimited4.9V8GASN/A
1979BuickCenturySport3.2V6GASN/A
1979BuickCenturyCustom5.7V8GASN/A
1979BuickCenturyCustom3.8V6GASN/A
1979BuickCenturySport4.9V8GASN/A
1979BuickCenturySpecial5.0V8GASN/A
1979BuickCenturySpecial5.7V8GASN/A
1979BuickRegalBase4.9V8GASN/A
1979BuickRegalLimited4.9V8GASN/A
1979BuickRegalSport3.8V6GASN/A
1979BuickRegalBase3.8V6GASN/A
1979BuickRegalLimited3.2V6GASN/A
1979BuickRegalBase5.0V8GASN/A
1979BuickRegalLimited3.8V6GASN/A
1979BuickRegalBase3.8V6GASN/A
1979BuickRegalLimited5.0V8GASN/A
1979BuickRegalBase3.2V6GASN/A
1979BuickRegalLimited3.8V6GASN/A
1979ChevroletEl CaminoBase3.8V6GASN/A
1979ChevroletEl CaminoRoyal Knight3.3V6GASN/A
1979ChevroletEl CaminoRoyal Knight5.7V8GASN/A
1979ChevroletEl CaminoSS5.0V8GASN/A
1979ChevroletEl CaminoBase4.4V8GASN/A
1979ChevroletEl CaminoBase3.8V6GASN/A
1979ChevroletEl CaminoBase5.0V8GASN/A
1979ChevroletEl CaminoBase3.3V6GASN/A
1979ChevroletEl CaminoRoyal Knight5.0V8GASN/A
1979ChevroletEl CaminoBase5.7V8GASN/A
1979ChevroletEl CaminoSS5.7V8GASN/A
1979ChevroletEl CaminoRoyal Knight3.8V6GASN/A
1979ChevroletEl CaminoRoyal Knight3.8V6GASN/A
1979ChevroletEl CaminoRoyal Knight4.4V8GASN/A
1979ChevroletMalibuLandau3.8V6GASN/A
1979ChevroletMalibuLandau5.0V8GASN/A
1979ChevroletMalibuClassic5.0V8GASN/A
1979ChevroletMalibuClassic5.7V8GASN/A
1979ChevroletMalibuClassic3.8V6GASN/A
1979ChevroletMalibuClassic Sport3.8V6GASN/A
1979ChevroletMalibuClassic Estate5.7V8GASN/A
1979ChevroletMalibuPolice5.7V8GASN/A
1979ChevroletMalibuClassic Estate5.0V8GASN/A
1979ChevroletMalibuClassic Estate3.8V6GASN/A
1979ChevroletMalibuClassic Estate3.8V6GASN/A
1979ChevroletMalibuPolice4.4V8GASN/A
1979ChevroletMalibuClassic Landau5.7V8GASN/A
1979ChevroletMalibuPolice3.8V6GASN/A
1979ChevroletMalibuClassic Sport3.8V6GASN/A
1979ChevroletMalibuPolice3.3V6GASN/A
1979ChevroletMalibuSport3.8V6GASN/A
1979ChevroletMalibuClassic3.8V6GASN/A
1979ChevroletMalibuEstate5.0V8GASN/A
1979ChevroletMalibuEstate4.4V8GASN/A
1979ChevroletMalibuBase3.8V6GASN/A
1979ChevroletMalibuClassic Landau3.8V6GASN/A
1979ChevroletMalibuClassic Sport4.4V8GASN/A
1979ChevroletMalibuSport3.3V6GASN/A
1979ChevroletMalibuClassic Sport3.3V6GASN/A
1979ChevroletMalibuPolice5.0V8GASN/A
1979ChevroletMalibuEstate3.8V6GASN/A
1979ChevroletMalibuPolice3.8V6GASN/A
1979ChevroletMalibuClassic Landau3.3V6GASN/A
1979ChevroletMalibuLandau3.8V6GASN/A
1979ChevroletMalibuClassic Landau3.8V6GASN/A
1979ChevroletMalibuSport4.4V8GASN/A
1979ChevroletMalibuEstate5.7V8GASN/A
1979ChevroletMalibuClassic Sport5.7V8GASN/A
1979ChevroletMalibuBase5.7V8GASN/A
1979ChevroletMalibuBase3.3V6GASN/A
1979ChevroletMalibuBase5.0V8GASN/A
1979ChevroletMalibuSport5.0V8GASN/A
1979ChevroletMalibuBase4.4V8GASN/A
1979ChevroletMalibuLandau5.7V8GASN/A
1979ChevroletMalibuSport5.7V8GASN/A
1979ChevroletMalibuLandau4.4V8GASN/A
1979ChevroletMalibuSport3.8V6GASN/A
1979ChevroletMalibuClassic3.3V6GASN/A
1979ChevroletMalibuLandau3.3V6GASN/A
1979ChevroletMalibuClassic Landau4.4V8GASN/A
1979ChevroletMalibuClassic4.4V8GASN/A
1979ChevroletMalibuClassic Sport5.0V8GASN/A
1979ChevroletMalibuEstate3.8V6GASN/A
1979ChevroletMalibuClassic Estate4.4V8GASN/A
Product info

The ACDelco Brake Master Cylinder part number 18M1506 is a reliable and durable replacement part for your Buick, Chevrolet, GMC or Oldsmobile. Designed to meet or exceed OE specifications, this brake master cylinder ensures optimal performance and safety for your vehicle.

Featuring a high-quality construction and precision engineering, the ACDelco Brake Master Cylinder provides consistent brake pressure and smooth operation. It is made with premium materials to withstand the most demanding driving conditions and deliver long-lasting performance.

This brake master cylinder is easy to install and compatible with a wide range of vehicle applications. It is designed to fit perfectly and work seamlessly with your vehicle’s braking system, ensuring accurate and responsive braking performance.

The ACDelco Brake Master Cylinder part number 18M1506 offers a cost-effective solution for maintaining the performance and safety of your vehicle’s braking system. It is a reliable and high-quality replacement part that you can trust to keep your vehicle safe on the road.

If you want to ensure your vehicle’s braking system is functioning at its best, choose the ACDelco Brake Master Cylinder part number 18M1506. It is a high-quality replacement part that will meet all your needs and provide the performance and safety you expect from your vehicle.

About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
New
Bleeder Hoses IncludedYes
Brake Booster IncludedNo
Master Cylinder Bore Diameter0.9448818898
Master Cylinder Cap IncludedYes
Master Cylinder MaterialCast Iron
Mounting Bracket IncludedNo
Mounting Hole Quantity2
Port Quantity2
Primary Outlet Thread Diameter0.5625
Pushrod IncludedNo
Reservoir IncludedYes
Secondary Outlet Thread Diameter0.5
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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