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ACDelco 18M988 Brake Master Cylinder

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ACDelco 18M988 Brake Master Cylinder

ACDelco
Brand:ACDelco
Part Number: 18M988
UPC: 00021625957814
Weight: 5.57 lbs
Condition:New



On Sale:

$219.89

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

Product Information

Description:

CYLINDER B (B)

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:
0.875 in.
Brake Booster Included:
No
Height (in):
4.8 in
Length (in):
9.4 in
Master Cylinder Bore Diameter:
0 in.
Master Cylinder Bore Diameter:
0 mm
Master Cylinder Cap Included:
No
Master Cylinder Material:
Iron
Mounting Bracket Included:
No
Mounting Hole Diameter:
0.406 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:
No
Secondary Outlet Thread Diameter:
0.5 in.
Secondary Outlet Thread Diameter:
12.7 mm
Weight (lb):
5.57 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 18M988 Brake Master Cylinder fitment info!

Last Updated: 03/09/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes
Chevrolet 1500

3.8L L6 Gas OHV,
4.3L L6 Gas OHV
1
 
Professional
Except Powerglide
 

Chevrolet 1500



3.8L L6 Gas OHV,
4.3L L6 Gas OHV Professional
Except Powerglide

1 Per Vehicle
Chevrolet Bel Air

3.8L L6 Gas OHV
1
 
Professional
Except Powerglide
Front Drum
Rear Drum
 

Chevrolet Bel Air



3.8L L6 Gas OHV Professional
Except Powerglide
Front Drum
Rear Drum

1 Per Vehicle
Chevrolet Bel Air

3.5L L6 Gas OHV,
3.9L L6 Gas
1
 
Professional
Except Powerglide
Front Drum
Rear Drum
 

Chevrolet Bel Air



3.5L L6 Gas OHV,
3.9L L6 Gas Professional
Except Powerglide
Front Drum
Rear Drum

1 Per Vehicle
Chevrolet One-Fifty Series

3.8L L6 Gas OHV
1
 
Professional
Except Powerglide
 

Chevrolet One-Fifty Series



3.8L L6 Gas OHV Professional
Except Powerglide

1 Per Vehicle
Chevrolet One-Fifty Series

3.5L L6 Gas OHV,
3.9L L6 Gas
1
 
Professional
Except Powerglide
 

Chevrolet One-Fifty Series



3.5L L6 Gas OHV,
3.9L L6 Gas Professional
Except Powerglide

1 Per Vehicle
Chevrolet Sedan Delivery

4.3L L6 Gas OHV
1
 
Professional
Except Powerglide
 

Chevrolet Sedan Delivery



4.3L L6 Gas OHV Professional
Except Powerglide

1 Per Vehicle
Chevrolet Sedan Delivery

3.8L L6 Gas OHV
1
 
Professional
Except Powerglide
 

Chevrolet Sedan Delivery



3.8L L6 Gas OHV Professional
Except Powerglide

1 Per Vehicle
Chevrolet Sedan Delivery

3.5L L6 Gas OHV
1
 
Professional
Except Powerglide
 

Chevrolet Sedan Delivery



3.5L L6 Gas OHV Professional
Except Powerglide

1 Per Vehicle
Chevrolet Two-Ten Series

3.8L L6 Gas OHV
1
 
Professional
Except Powerglide
 

Chevrolet Two-Ten Series



3.8L L6 Gas OHV Professional
Except Powerglide

1 Per Vehicle
Chevrolet Two-Ten Series

3.9L L6 Gas
1
 
Professional
Except Powerglide
 

Chevrolet Two-Ten Series



3.9L L6 Gas Professional
Except Powerglide

1 Per Vehicle
Pontiac Chieftain

3.9L L6 Gas L-HEAD,
4.4L L8 Gas L-HEAD
1
 
Professional
Vehicles Built for Canadian Market
Manual Transmission
 

Pontiac Chieftain



3.9L L6 Gas L-HEAD,
4.4L L8 Gas L-HEAD Professional
Vehicles Built for Canadian Market
Manual Transmission

1 Per Vehicle