Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009

ACDelco 18M72 Brake Master Cylinder

ACDelco 18M72 Brake Master Cylinder Image 1
ACDelco 18M72 Brake Master Cylinder Image 2
ACDelco 18M72 Brake Master Cylinder Image 3
ACDelco 18M72 Brake Master Cylinder Image 4
ACDelco 18M72 Brake Master Cylinder Image 5
ACDelco 18M72 Brake Master Cylinder Image 6
ACDelco 18M72 Brake Master Cylinder Image 7
ACDelco 18M72 Brake Master Cylinder Image 8
ACDelco 18M72 Brake Master Cylinder

ACDelco
Brand:ACDelco
Part Number: 18M72
UPC: 00707773348420
Weight: 8.77 lbs
Condition:New



On Sale:

$66.46

Availability:
52 in Stock
Warehouse: US-4
Quantity:

Product Information

Description:

CYLIN ASM BRK

ACDelco 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

Features and Benefits:

  • Cast iron and aluminum specifications; no extra stress on the brake boosting mounting
  • Geometrical tolerance ensures that the body and plastic reservoir match for a proper fit
  • Meets the brake performance requirements of SAE J1153 and J1154 testing, providing reliability and quality
  • Piston assembly and return spring help to prevent brake drag, which can cause premature brake pad wear
  • Pressure tested to ensure safe and confident braking

Specifications:

Bleeder Hoses Included:
Yes
Bore Size:
1.125 in.
Brake Booster Included:
No
Height (in):
4.8 in
Length (in):
9.4 in
Master Cylinder Bore Diameter:
1.125 in.
Master Cylinder Bore Diameter:
28.575 mm
Master Cylinder Cap Included:
Yes
Master Cylinder Material:
Iron
Measurements:
1 1/8 in Cylinder Bore
Mounting Bracket Included:
No
Mounting Hole Diameter:
0.433 in.
Mounting Hole Quantity:
2
Port Quantity:
2
Primary Outlet Thread Diameter:
0.5 in.
Primary Outlet Thread Diameter:
12.7 mm
Programming Required:
No
Push Rod Included:
No
Reservoir Included:
Yes
Secondary Outlet Thread Diameter:
0.5625 in.
Secondary Outlet Thread Diameter:
14.287 mm
Weight (lb):
8.77 lb
Width (in):
5.8 in

Features and Benefits:

  • – Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
  • – Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
  • – Check the thickness of your brake pads.
  • – Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
  • – Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
  • – Inspection of the brake hoses for brittleness or cracking.
  • – Inspection of wheel bearings and grease seals.
  • – Parking brake adjustments (as needed).
  • The following inspections and maintenance procedures can help prevent potential brake problems:
  • The following should be conducted by a qualified technician:

Specifications:

Country of Origin:
MX

Select a vehicle to narrow ACDelco 18M72 Brake Master Cylinder fitment info!

Last Updated: 03/09/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes
Chevrolet Chevelle

4.1L L6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Gas,
6.6L V8 Gas OHV,
7.4L V8 Gas OHV
1
 
Professional
Front Disc
Rear Drum
 

Chevrolet Chevelle



4.1L L6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Gas,
6.6L V8 Gas OHV,
7.4L V8 Gas OHV Professional
Front Disc
Rear Drum

1 Per Vehicle
Chevrolet Corvette

5.7L V8 Gas OHV
1
 
Professional
Power Brakes
 

Chevrolet Corvette



5.7L V8 Gas OHV Professional
Power Brakes

1 Per Vehicle
Chevrolet Corvette

5.7L V8 Gas OHV,
7.4L V8 Gas OHV
1
 
Professional
Power Brakes
 

Chevrolet Corvette



5.7L V8 Gas OHV,
7.4L V8 Gas OHV Professional
Power Brakes

1 Per Vehicle
Chevrolet Monte Carlo

5.7L V8 Gas OHV,
6.6L V8 Gas OHV,
7.4L V8 Gas OHV
1
 
Professional
Front Disc
Rear Drum
 

Chevrolet Monte Carlo



5.7L V8 Gas OHV,
6.6L V8 Gas OHV,
7.4L V8 Gas OHV Professional
Front Disc
Rear Drum

1 Per Vehicle
Chevrolet Nova

2.5L L4 Gas OHV,
3.8L L6 Gas OHV,
4.1L L6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Gas OHV
1
 
Professional
Power Brakes
Front Disc
Rear Drum
 

Chevrolet Nova



2.5L L4 Gas OHV,
3.8L L6 Gas OHV,
4.1L L6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Gas OHV Professional
Power Brakes
Front Disc
Rear Drum

1 Per Vehicle


Customers who bought ACDelco 18M72 Brake Master Cylinder also purchased