{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
0
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Select your vehicle
Vehicle Info Required to Guarantee FitAdd Vehicle

AC Delco®
18M990 OE Replacement Series Brake Master Cylinder

Tap image and pinch to zoom.
$120.99
$184.27Save: $63.28(34%)
Manufacturer #18M990
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Part:
Brake Master Cylinder
Brand:
AC Delco
Series:
OE Replacement Series
Condition:
New
Quantity Sold:
Sold individually
Warranty:
24-months or unlimited mile AC Delco limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use:
OE Replacement

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1953-1962 Chevrolet Corvette
All Submodels
All Engines
-

Product Information

ACDELCO (NEW) OE REPLACEMENT BRAKE MASTER CYLINDERS

Optimize your brake system’s hydraulic performance with the highly durable design and solid protection of ACDelco’s new OE replacement brake master cylinders. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • Carefully pressure tested to ensure solid protection
  • Premium, highly durable construction
  • Performs up to SAE J1153 and J1154 standards
  • No hassle to install
  • Engineered to strict OE specifications
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

0
My 1956 corvette master cylider part #is5450263 is that an original part?HeinzDec 02, 2023
Best Answer:Hi Heinrich, thank you for reaching out! Yes, it is made by AC Delco which is GM's brand. You can click the link below to order the part while stocks last. Have a good one! <a href="https://www.carparts.com/brake-master-cylinder/ac-delco/ac18m990?can=cpab2020_csqa_20231202" target="_blank">https://www.carparts.com/brake-master-cylinder/ac-delco/ac18m990?can=cpab2020_csqa_20231202</a>
Andrew B.STAFFDec 02, 2023
0
Is this as pictured Made in the USA ?Norman S.Jan 27, 2023
Best Answer:Hi Norman, I'm pleased to assist you. Yes, this item will come as how you see it in the product picture. This brake master cylinder is made in China. This part has a 2-year unlimited mileage AC Delco Limited warranty. If interested, click on the link below to place an order at a discounted price today, while supplies last. I hope this is helpful. Enjoy your CP shopping experience! <a href="https://www.carparts.com/brake-master-cylinder/ac-delco/ac18m990?can=CPGG4850_CSQA_20230127" target="_blank">https://www.carparts.com/brake-master-cylinder/ac-delco/ac18m990?can=CPGG4850_CSQA_20230127</a>
Grace G.STAFFJan 28, 2023