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Please, add your first item to the wishlist

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Brake Master Cylinder

PART#: 18M949
ACDelco

$134.49

In stock

Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1999ChevroletP30Base6.5V8DIESELN/A | Rear: Disc;
1999ChevroletP30Base4.3V6GASN/A | Rear: Disc;
1999ChevroletP30Base7.4V8GASN/A | Rear: Disc;
1999ChevroletP30Base5.7V8GASN/A | Rear: Disc;
1999GMCP3500Base4.3V6GASN/A | Rear: Disc;
1999GMCP3500Base6.5V8DIESELN/A | Rear: Disc;
1999GMCP3500Base7.4V8GASN/A | Rear: Disc;
1999GMCP3500Base5.7V8GASN/A | Rear: Disc;
1998ChevroletP30Base4.3V6GASN/A | Rear: Disc;
1998ChevroletP30Base6.5V8DIESELN/A | Rear: Disc;
1998ChevroletP30Base5.7V8GASN/A | Rear: Disc;
1998ChevroletP30Base7.4V8GASN/A | Rear: Disc;
1998GMCP3500Base4.3V6GASN/A | Rear: Disc;
1998GMCP3500Base6.5V8DIESELN/A | Rear: Disc;
1998GMCP3500Base7.4V8GASN/A | Rear: Disc;
1998GMCP3500Base5.7V8GASN/A | Rear: Disc;
1997ChevroletP30Base5.7V8GASN/A | Rear: Disc;
1997ChevroletP30Base7.4V8GASN/A | Rear: Disc;
1997ChevroletP30Base4.3V6GASN/A | Rear: Disc;
1997ChevroletP30Base6.5V8DIESELN/A | Rear: Disc;
1997GMCP3500Base5.7V8GASN/A | Rear: Disc;
1997GMCP3500Base7.4V8GASN/A | Rear: Disc;
1997GMCP3500Base4.3V6GASN/A | Rear: Disc;
1997GMCP3500Base6.5V8DIESELN/A | Rear: Disc;
1996ChevroletP30Base7.4V8GASN/A | Rear: Disc;
1996ChevroletP30Base6.5V8DIESELN/A | Rear: Disc;
1996ChevroletP30Base4.3V6GASN/A | Rear: Disc;
1996ChevroletP30Base5.7V8GASN/A | Rear: Disc;
1996GMCP3500Base5.7V8GASN/A | Rear: Disc;
1996GMCP3500Base6.5V8DIESELN/A | Rear: Disc;
1996GMCP3500Base4.3V6GASN/A | Rear: Disc;
1996GMCP3500Base7.4V8GASN/A | Rear: Disc;
1995ChevroletP30Base4.3V6GASN/A | Rear: Disc;
1995ChevroletP30Base6.5V8DIESELN/A | Rear: Disc;
1995ChevroletP30Base5.7V8GASN/A | Rear: Disc;
1995ChevroletP30Base7.4V8GASN/A | Rear: Disc;
Product info

The ACDelco Brake Master Cylinder part number 18M949 is a high-quality replacement part designed to fit perfectly on your Chevrolet or GMC vehicle. This brake master cylinder is engineered to meet or exceed the original equipment specifications, ensuring optimal performance and reliability.

One of the key features of this brake master cylinder is its durable construction. Made from high-quality materials, this part is built to withstand the wear and tear of regular use, ensuring long-lasting performance and reliability. Additionally, the ACDelco Brake Master Cylinder part number 18M949 is designed to provide consistent, smooth braking performance, helping you maintain control of your vehicle in any driving conditions.

The ACDelco Brake Master Cylinder part number 18M949 is also incredibly easy to install, with a simple bolt-on design that allows you to replace your old or damaged master cylinder quickly and easily. This part is designed to fit seamlessly with your existing brake system, ensuring a perfect fit and optimal performance.

Overall, the ACDelco Brake Master Cylinder part number 18M949 is an excellent choice for anyone looking to replace their Chevrolet or GMC brake master cylinder. With its high-quality construction, reliable performance, and easy installation, this part is sure to provide years of trouble-free service, helping you keep your vehicle running smoothly and safely on the road.

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 Diameter1.5748031496
Master Cylinder Cap IncludedYes
Master Cylinder MaterialAluminum
Mounting Bracket IncludedNo
Mounting Hole Quantity2
Port Quantity2
Primary Outlet Thread Diameter0.5625
Push Rod 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

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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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