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Please, add your first item to the wishlist

Select vehicle to confirm fitment

Chevrolet Brake Master Cylinder ACDelco 18M938

PART#: 18M938
ACDelco

$47.95

In stock

Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1966JeepWagoneerBase5.3V8GASwith Single Piston Master Cylinder
1966JeepWagoneerBase3.8L6GASwith Single Piston Master Cylinder
1966JeepWagoneerBase3.8L6GASwith Single Piston Master Cylinder
1966ChevroletBel AirBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBel AirBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBel AirBase6.5V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBel AirBase7.0V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBel AirBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBel AirBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBiscayneBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBiscayneBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBiscayneBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBiscayneBase6.5V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBiscayneBase7.0V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletBiscayneBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletC20 PickupBase5.3V8GASwith Round Reservoir
1966ChevroletC20 PickupBase4.6V8GASwith Round Reservoir
1966ChevroletC20 PickupBase4.1L6GASwith Round Reservoir
1966ChevroletC20 PickupBase4.8L6GASwith Round Reservoir
1966ChevroletC20 PickupBase4.1L6GASwith Round Reservoir
1966ChevroletCapriceBase6.5V8GASwithout Heavy Duty Brakes
1966ChevroletCapriceBase7.0V8GASwithout Heavy Duty Brakes
1966ChevroletCapriceBase4.6V8GASwithout Heavy Duty Brakes
1966ChevroletCapriceBase5.3V8GASwithout Heavy Duty Brakes
1966ChevroletChevelleBase4.6V8GAS1" Bore Diameter
1966ChevroletChevelleSS3.8L6GAS1" Bore Diameter
1966ChevroletChevelleSS6.5V8GAS1" Bore Diameter
1966ChevroletChevelleBase5.3V8GAS1" Bore Diameter
1966ChevroletChevelleBase3.8L6GAS1" Bore Diameter
1966ChevroletChevelleDeluxe3.2L6GAS1" Bore Diameter
1966ChevroletChevelleSS4.6V8GAS1" Bore Diameter
1966ChevroletChevelleBase6.5V8GAS1" Bore Diameter
1966ChevroletChevelleSS3.2L6GAS1" Bore Diameter
1966ChevroletChevelleBase3.2L6GAS1" Bore Diameter
1966ChevroletChevelleSS5.3V8GAS1" Bore Diameter
1966ChevroletChevelleDeluxe4.6V8GAS1" Bore Diameter
1966ChevroletChevy IINova2.5L4GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IINova3.2L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IINova3.8L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IINova SS3.2L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IINova4.6V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IIBase3.2L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IIBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IIBase2.5L4GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IIBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IINova5.3V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IINova SS5.4V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IIBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IINova SS4.6V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletChevy IINova SS3.8L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletEl CaminoBase4.6V8GASExcept Metallic Lining
1966ChevroletEl CaminoBase5.3V8GASExcept Metallic Lining
1966ChevroletEl CaminoBase3.2L6GASExcept Metallic Lining
1966ChevroletEl CaminoBase3.8L6GASExcept Metallic Lining
1966ChevroletEl CaminoBase6.5V8GASExcept Metallic Lining
1966ChevroletG10 VanBase3.2L6GAS
1966ChevroletG10 VanBase3.8L6GAS
1966ChevroletImpalaSS5.4V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaSS7.0V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaSS4.1L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaBase6.5V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaBase7.0V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaSS6.5V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletImpalaSS4.6V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletK10 PickupBase4.1L6GASExcept BENDIX Master Cylinder
1966ChevroletK10 PickupBase3.8L6GASExcept BENDIX Master Cylinder
1966ChevroletK10 PickupBase4.6V8GASExcept BENDIX Master Cylinder
1966ChevroletK10 PickupBase5.3V8GASExcept BENDIX Master Cylinder
1966ChevroletK10 PickupBase4.1L6GASExcept BENDIX Master Cylinder
1966ChevroletK10 PickupBase4.8L6GASExcept BENDIX Master Cylinder
1966ChevroletK20 PickupBase4.1L6GAS
1966ChevroletK20 PickupBase5.3V8GAS
1966ChevroletK20 PickupBase4.1L6GAS
1966ChevroletK20 PickupBase4.6V8GAS
1966ChevroletK20 PickupBase4.8L6GAS
1966ChevroletMalibuBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletMalibuBase3.2L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletMalibuBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletMalibuBase6.5V8GAS1" Bore Diameter; Except Metallic Lining
1966ChevroletMalibuBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1966GMCG1000 SeriesBase2.5L4GASw/o Brake Booster
1966GMCG1000 SeriesBase3.2L6GASw/o Brake Booster
1966GMCG1000 SeriesBase3.8L6GASw/o Brake Booster
1966GMCK15/K1500 PickupBase5.7V6GAS
1966GMCK15/K1500 PickupBase5.0V6GAS
1966GMCSuburbanBase4.8L6GAS
1966GMCSuburbanBase4.1L6GAS
1966GMCSuburbanBase3.8L6GAS
1966GMCSuburbanBase4.1L6GAS
1966GMCSuburbanBase5.7V6GAS
1966GMCSuburbanBase5.0V6GAS
1966GMCSuburbanBase2.5L4GAS
1966GMCK1000 PickupBase5.0V6GAS
1966GMCI1000Base4.1L6GAS
1966GMCI1500Base4.1L6GAS
1966GMCI2500Base4.1L6GASwith Booster Brakes
1966GMCK1000Base5.7V6GAS
1966GMCK1000Base5.0V6GAS
1966GMC1000Base5.0V6GAS
1966GMC1000Base4.1L6GAS
1966GMC1500Base4.1L6GAS
1966GMC2500Base4.1L6GASwith Booster Brakes
1966PontiacGrand PrixBase6.9V8GASExcept MORAINE Master Cylinder; Vehicles Built for Canadian Market
1966PontiacGrand PrixBase6.4V8GASExcept MORAINE Master Cylinder; Vehicles Built for Canadian Market
1966PontiacStar ChiefBase6.9V8GASVehicles Built for Canadian Market
1966PontiacStar ChiefExecutive6.9V8GASVehicles Built for Canadian Market
1966PontiacStar ChiefBase6.4V8GASVehicles Built for Canadian Market
1966PontiacStar ChiefExecutive6.4V8GASVehicles Built for Canadian Market
1965JeepWagoneerBase5.3V8GAS
1965JeepWagoneerBase3.8L6GAS
1965JeepWagoneerBase3.8L6GAS
1965ChevroletBel AirBase6.7V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBel AirBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBel AirBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBel AirBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBel AirBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBel AirBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBel AirBase6.5V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBiscayneBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBiscayneBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBiscayneBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBiscayneBase6.7V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBiscayneBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBiscayneBase6.5V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletBiscayneBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletC20 PickupBase3.8L6GASwith Round Reservoir
1965ChevroletC20 PickupBase4.6V8GASwith Round Reservoir
1965ChevroletC20 PickupBase4.8L6GASwith Round Reservoir
1965ChevroletChevelleBase5.3V8GAS1" Bore Diameter
1965ChevroletChevelleBase3.2L6GAS1" Bore Diameter
1965ChevroletChevelleSS3.8L6GAS1" Bore Diameter
1965ChevroletChevelleBase4.6V8GAS1" Bore Diameter
1965ChevroletChevelleSS6.5V8GAS1" Bore Diameter
1965ChevroletChevelleBase3.8L6GAS1" Bore Diameter
1965ChevroletChevelleBase6.5V8GAS1" Bore Diameter
1965ChevroletChevelleDeluxe3.2L6GAS1" Bore Diameter
1965ChevroletChevelleDeluxe5.4V8GAS1" Bore Diameter
1965ChevroletChevelleSS3.2L6GAS1" Bore Diameter
1965ChevroletChevelleSS4.6V8GAS1" Bore Diameter
1965ChevroletChevelleDeluxe3.8L6GAS1" Bore Diameter
1965ChevroletChevelleDeluxe4.6V8GAS1" Bore Diameter
1965ChevroletChevelleSS5.3V8GAS1" Bore Diameter
1965ChevroletChevy IINova2.5L4GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IINova4.6V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IINova SS5.4V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IIBase2.5L4GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IIBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IINova3.8L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IIBase3.2L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IINova5.3V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IINova SS3.2L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IIBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IINova SS3.8L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IINova SS4.6V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IIBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletChevy IINova3.2L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletEl CaminoBase3.2L6GASExcept Metallic Lining
1965ChevroletEl CaminoBase4.6V8GASExcept Metallic Lining
1965ChevroletEl CaminoBase3.8L6GASExcept Metallic Lining
1965ChevroletEl CaminoBase5.3V8GASExcept Metallic Lining
1965ChevroletG10 VanBase3.2L6GAS
1965ChevroletG10 VanBase2.5L4GAS
1965ChevroletImpalaBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaSS6.7V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaSS5.4V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaBase4.1L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaBase6.7V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaSS4.1L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaSS3.8L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaBase6.5V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletImpalaSS6.5V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletK10 PickupBase4.8L6GASExcept BENDIX Master Cylinder
1965ChevroletK10 PickupBase3.8L6GASExcept BENDIX Master Cylinder
1965ChevroletK10 PickupBase4.6V8GASExcept BENDIX Master Cylinder
1965ChevroletK20 PickupBase4.6V8GAS
1965ChevroletK20 PickupBase4.8L6GAS
1965ChevroletK20 PickupBase3.8L6GAS
1965ChevroletMalibuBase3.2L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletMalibuBase6.5V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletMalibuBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletMalibuBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1965ChevroletMalibuBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1965GMC1000 SeriesBase4.8L6GAS
1965GMC1000 SeriesBase5.7V6GAS
1965GMC1000 SeriesBase5.0V6GAS
1965GMC1000 SeriesBase3.8L6GAS
1965GMC1500 SeriesBase5.7V6GAS
1965GMC1500 SeriesBase4.8L6GAS
1965GMC1500 SeriesBase3.8L6GAS
1965GMC1500 SeriesBase5.0V6GAS
1965GMCG1000 SeriesBase3.2L6GASw/o Brake Booster
1965GMCG1000 SeriesBase2.5L4GASw/o Brake Booster
1965GMCG1000 SeriesBase3.8L6GASw/o Brake Booster
1965GMCSuburbanBase3.8L6GAS
1965GMCSuburbanBase5.7V6GAS
1965GMCSuburbanBase4.8L6GAS
1965GMCSuburbanBase4.6V8GAS
1965GMCSuburbanBase2.5L4GAS
1965GMCSuburbanBase5.0V6GAS
1965GMC2500 SeriesBase5.0V6GASwith Booster Brakes
1965GMC2500 SeriesBase5.7V6GASwith Booster Brakes
1965GMC2500 SeriesBase4.8L6GASwith Booster Brakes
1965GMC2500 SeriesBase3.8L6GASwith Booster Brakes
1965GMCI1000Base3.8L6GAS
1965GMCI1500Base3.8L6GAS
1965GMCI2500Base3.8L6GASwith Booster Brakes
1965PontiacGrand PrixBase6.9V8GASExcept MORAINE Master Cylinder
1965PontiacGrand PrixBase6.4V8GASExcept MORAINE Master Cylinder
1964JeepWagoneerBase3.8L6GAS
1964ChevroletBel AirBase6.7V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletBel AirBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletBel AirBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletBel AirBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletBiscayneBase5.3V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletBiscayneBase6.7V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletBiscayneBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletBiscayneBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletC20 PickupBase4.8L6GASwith Round Reservoir
1964ChevroletC20 PickupBase3.8L6GASwith Round Reservoir
1964ChevroletC20 PickupBase4.6V8GASwith Round Reservoir
1964ChevroletChevelleBase5.3V8GAS1" Bore Diameter
1964ChevroletChevelleBase3.2L6GAS1" Bore Diameter
1964ChevroletChevelleSS3.2L6GAS1" Bore Diameter
1964ChevroletChevelleSS5.3V8GAS1" Bore Diameter
1964ChevroletChevelleBase4.6V8GAS1" Bore Diameter
1964ChevroletChevelleBase3.8L6GAS1" Bore Diameter
1964ChevroletChevelleSS4.6V8GAS1" Bore Diameter
1964ChevroletChevelleSS3.8L6GAS1" Bore Diameter
1964ChevroletChevy IINova4.6V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IINova2.5L4GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IINova3.8L6GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IIBase4.6V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IIBase3.8L6GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IINova SS3.2L6GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IIBase2.5L4GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IINova3.2L6GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IINova SS4.6V8GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IINova SS3.8L6GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletChevy IIBase3.2L6GAS1" Bore Diameter; Except Metallic Lining
1964ChevroletEl CaminoBase5.3V8GASExcept Metallic Lining
1964ChevroletEl CaminoBase3.8L6GASExcept Metallic Lining
1964ChevroletEl CaminoBase3.2L6GASExcept Metallic Lining
1964ChevroletEl CaminoBase4.6V8GASExcept Metallic Lining
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
Bleeder Hoses IncludedYes
Bore Size1.000
Brake Booster IncludedNo
FAQ - Answer 1No, but it is a good idea to inspect them for wear-out, cracking, leaking etc.
FAQ - Answer 2Yes, ACDelco also offers GM OE brake cylinders.
FAQ - Answer 3Yes, ACDelco Professional Brake Cylinders come with a 12 month / unlimited mile warranty.
FAQ - Question 1Do I have to replace all my brake parts when replacing my brake cylinder?
FAQ - Question 2Does ACDelco offer other grades of brake cylinders?
FAQ - Question 3Are these brake parts durable?
Features & Benefits - Bullet 1Meets the brake performance requirements of SAE J1153 and J1154 testing, providing reliability and quality
Features & Benefits - Bullet 2Pressure tested to ensure safe and confident braking
Features & Benefits - Bullet 3Cast iron and aluminum specifications; no extra stress on the brake boosting mounting
Features & Benefits - Bullet 4Geometrical tolerance ensures that the body and plastic reservoir match for a proper fit
Features & Benefits - Bullet 5Piston assembly and return spring help to prevent brake drag, which can cause premature brake pad wear
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 2Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Good Maintenance Practices - Section 1 - Bullet 4Check the thickness of your brake pads.
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems:
Good Maintenance Practices - Section 2 - Bullet 1Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Good Maintenance Practices - Section 2 - HeaderThe following should be conducted by a qualified technician:
Height (in)4.8
Length (in)9.4
Master Cylinder Bore Diameter1
Master Cylinder Bore Diameter25.4
Master Cylinder Cap IncludedYes
Master Cylinder MaterialIron
Mounting Bracket IncludedNo
Mounting Hole Diameter0.413
Mounting Hole Quantity2
Port Quantity3
Primary Outlet Thread Diameter0.437
Primary Outlet Thread Diameter11.112
Product DescriptionACDelco Professional Brake Master Cylinders use both aluminum and iron castings, making them a high quality replacement for many vehicles on the road today. These master cylinders contain both Ethylene Propylene (EPDM) and Styrene Butadiene (SBR) rubber components to provide superior resistance to heat, corrosion, and leakage. ACDelco Professional Brake Master Cylinders are ready to bench bleed and install right out of the box - no assembly required. These premium aftermarket replacement brake master cylinders are manufactured to meet your expectations for fit, form, and function. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
Programming RequiredNo
Push Rod IncludedNo
Reservoir IncludedYes
Signs of Wear & Troubleshooting - Section 1 - Bullet 1Brake warning light is on.
Signs of Wear & Troubleshooting - Section 1 - Bullet 2Fluid spots beneath the car, indicating there may be a leak within the cylinder.
Signs of Wear & Troubleshooting - Section 1 - Bullet 3Difficulty stopping the vehicle.
Signs of Wear & Troubleshooting - Section 1 - Bullet 4A low or sinking brake pedal.
Signs of Wear & Troubleshooting - Section 1 - HeaderBrake cylinder signs of wear include:
Weight (lb)4.77
Width (in)5.8
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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