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ACDelco 18G1256 Brake Master Cylinder Repair Kit


Brand:	ACDelco
Part Number:	18G1256
UPC:	00707773109946
Weight:	0.4 lbs
Condition:	New

Availability:	0 in Stock
	OUT OF STOCK

Product Information

Description:

Get the ACDelco 18G1256 Brake Master Cylinder Repair Kit for your vehicle. Buy now and secure your purchase online!

The ACDelco Professional Brake Master Cylinder Repair Kit contains high quality replacement components for your vehicle's braking system. This kit includes the necessary bolts, fasteners, bushings, and other hardware needed to repair your vehicle's brake master cylinder. WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Brakes are one area in which vehicle owners simply cannot compromise. With ACDelco Brakes, they can get the peace of mind that comes with parts that are expertly engineered, manufactured to stringent tolerances, thoroughly tested and backed by the ACDelco name. Choose from our GM Original Equipment, Professional, Advantage, and Specialty Series brake products to meet your performance needs and budget. For your GM and non-GM vehicles, trust ACDelco rotors, pads, drums, and other brake components to help keep you and your loved ones safe.

ACDelco Professional, premium aftermarket, Brake products mean no compromises and quality at a fair price. ACDelco also offers select Specialty Brake products for Fleet and Police applications as well. Whether you call on our brake pads, brake shoes, rotors or drums, you can rest assured that ACDelco will give you the stopping power you need. And, with our warranty coverage, you will have the confidence and peace of mind that comes with owning ACDelco products.

Features and Benefits:

Includes necessary hardware for easy installation
Performs to standards required by OE manufacturers ensuring optimal protection, service life, and safety
Thoroughly manufactured to meet your expectations for fit, form, and function
The following inspections and maintenance procedures can help prevent potential brake problems:
– 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).
The following should be conducted by a qualified technician:
– 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).

Specifications:

Boot Included:

Cup Material:

Rubber

Height:

3.4 in.

Keyword Search:

ACDelco; ACDelco Professional Brakes; Bushing; Bolt; Brakes; Brake Hydraulic Hose; Brake Kit; Brake Master Cylinder; Brake Parts; Disc Brake; Disc Brake Caliper; Drum Brake; Drum Brake Wheel; Drum Brake Shoe; Brakes; Hardware; Kits; Parking Brake; Parking Brake Cable; Professional ; Professional Brake Master Cylinder Repair Kit; Professional Brake Hydraulic Hose; Professional Disc Brake Caliper Repair Kit; Professional Disc Brake Caliper Bushing; Professional Disc Brake Caliper Bolt; Professional Disc Brake Hardware Kit; Professional Drum Brake Wheel Cylinder Repair Kit; Professional Drum Brake Shoe Hold Down Kit; Professional Drum Brake Self Adjuster Repair Kit; Professional Drum Brake Hardware Kit; Professional Parking Brake Cable; Professional Parking Brake Hardware Kit; Repair Kit

Length:

7.4 in.

Master Cylinder Cap Included:

Piston Included:

YES

Programming Required:

Pushrod Included:

Seals Included:

Yes

Springs Included:

YES

Weight:

.4 lb

Width:

4.8 in.

Manufacturer Warranty:

24 Month / Unlimited Mile Limited Warranty (Parts Only). Please see ACDelco.com for more details.

Select a vehicle to narrow ACDelco 18G1256 Brake Master Cylinder Repair Kit fitment info!

Last Updated: 03/25/2022

Years

Vehicle

Per Vehicle

Fit Notes

Fitment Notes

Buick Electra

4.1L V6 Gas OHV,
5.0L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Buick Electra

4.1L V6 Gas OHV,
5.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Buick Electra

5.7L V8 Diesel OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Buick Electra

5.7L V8 Diesel OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Buick LeSabre

5.0L V8 Gas OHV

1 Professional
Non-ABS

Buick LeSabre

5.0L V8 Gas OHV Professional
Non-ABS

1 Per Vehicle

Buick LeSabre

3.8L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Diesel OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Buick LeSabre

3.8L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Diesel OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Buick LeSabre

4.1L V6 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Buick LeSabre

4.1L V6 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Buick Roadmaster

5.7L V8 Gas OHV

1 Professional
Sedan
4 Doors

Buick Roadmaster

5.7L V8 Gas OHV Professional
Sedan
4 Doors

1 Per Vehicle

Buick Roadmaster

5.7L V8 Gas OHV

1 Professional
Wagon
4 Doors

Buick Roadmaster

5.7L V8 Gas OHV Professional
Wagon
4 Doors

1 Per Vehicle

1990

Cadillac Brougham

5.7L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Brougham

5.7L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Brougham

5.0L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Brougham

5.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Commercial Chassis

5.7L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Commercial Chassis

5.7L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Commercial Chassis

6.0L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Commercial Chassis

6.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

2000

Cadillac Escalade

5.7L V8 Gas OHV

1 Professional

Cadillac Escalade

Cadillac Fleetwood

5.7L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Fleetwood

5.7L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

1986

Cadillac Fleetwood

5.0L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Fleetwood

5.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Fleetwood

4.1L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Fleetwood

4.1L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

1985

Cadillac Fleetwood

4.3L V6 Diesel OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Fleetwood

4.3L V6 Diesel OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Fleetwood

5.7L V8 Diesel OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Fleetwood

5.7L V8 Diesel OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Fleetwood

6.0L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Fleetwood

6.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Fleetwood

4.1L V6 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Cadillac Fleetwood

4.1L V6 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet Astro

4.3L V6 Gas OHV

1 Professional
2 Wheel ABS

Chevrolet Astro

4.3L V6 Gas OHV Professional
2 Wheel ABS

1 Per Vehicle

1990

Chevrolet Astro

2.5L L4 Gas OHV

1 Professional
2 Wheel ABS

Chevrolet Astro

2.5L L4 Gas OHV Professional
2 Wheel ABS

1 Per Vehicle

Chevrolet Astro

2.5L L4 Gas OHV,
4.3L V6 Gas OHV

1 Professional
With Power Brakes

Chevrolet Astro

2.5L L4 Gas OHV,
4.3L V6 Gas OHV Professional
With Power Brakes

1 Per Vehicle

Chevrolet C10

4.3L V6 Gas OHV

1 Professional
With Power Brakes
Vehicles Built For United States Market

Chevrolet C10

4.3L V6 Gas OHV Professional
With Power Brakes
Vehicles Built For United States Market

1 Per Vehicle

Chevrolet C10

5.7L V8 Gas OHV

1 Professional
With Power Brakes
Vehicles Built For United States Market

Chevrolet C10

5.7L V8 Gas OHV Professional
With Power Brakes
Vehicles Built For United States Market

1 Per Vehicle

Chevrolet C10

5.0L V8 Gas OHV

1 Professional
With Power Brakes
Vehicles Built For United States Market

Chevrolet C10

5.0L V8 Gas OHV Professional
With Power Brakes
Vehicles Built For United States Market

1 Per Vehicle

Chevrolet C10

4.1L L6 Gas OHV

1 Professional
With Power Brakes
Vehicles Built For United States Market

Chevrolet C10

4.1L L6 Gas OHV Professional
With Power Brakes
Vehicles Built For United States Market

1 Per Vehicle

Chevrolet C10 Suburban

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
With Power Brakes

Chevrolet C10 Suburban

5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
With Power Brakes

1 Per Vehicle

Chevrolet C1500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet C1500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet C1500

6.5L V8 Diesel OHV Turbo

1 Professional
with Vacuum Booster

Chevrolet C1500

6.5L V8 Diesel OHV Turbo Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet C1500

4.3L V6 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet C1500

4.3L V6 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet C1500

6.5L V8 Diesel OHV

1 Professional
with Vacuum Booster

Chevrolet C1500

6.5L V8 Diesel OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet C1500

5.7L V8 CNG OHV,
6.2L V8 Diesel OHV,
7.4L V8 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet C1500

5.7L V8 CNG OHV,
6.2L V8 Diesel OHV,
7.4L V8 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet C1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
7.4L V8 Gas OHV

1 Professional
With Power Brakes
Aluminum Cylinder With Plastic Reservoir

Chevrolet C1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
7.4L V8 Gas OHV Professional
With Power Brakes
Aluminum Cylinder With Plastic Reservoir

1 Per Vehicle

Chevrolet C1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
With Power Brakes
Heavy Duty Brakes

Chevrolet C1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
With Power Brakes
Heavy Duty Brakes

1 Per Vehicle

Chevrolet C1500 Suburban

5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo

1 Professional
with Vacuum Booster
w/ 11 5/32 X 2 3/4 Brakes

Chevrolet C1500 Suburban

5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo Professional
with Vacuum Booster
w/ 11 5/32 X 2 3/4 Brakes

1 Per Vehicle

1994

Chevrolet C1500 Suburban

6.5L V8 Diesel OHV Turbo

1 Professional
with Vacuum Booster

Chevrolet C1500 Suburban

6.5L V8 Diesel OHV Turbo Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet C1500 Suburban

5.7L V8 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet C1500 Suburban

5.7L V8 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet C20 Suburban

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
7.4L V8 Gas OHV

1 Professional
with 11 IN Brakes

Chevrolet C20 Suburban

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
7.4L V8 Gas OHV Professional
with 11 IN Brakes

1 Per Vehicle

Chevrolet C20 Suburban

4.8L L6 Gas OHV

1 Professional
with 11 IN Brakes

Chevrolet C20 Suburban

4.8L L6 Gas OHV Professional
with 11 IN Brakes

1 Per Vehicle

Chevrolet C2500

5.7L V8 CNG OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
7.4L V8 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet C2500

5.7L V8 CNG OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
7.4L V8 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

1999

Chevrolet C2500

5.0L V8 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet C2500

5.0L V8 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

1998

Chevrolet C2500

5.0L V8 Gas OHV,
5.7L V8 CNG OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
7.4L V8 Gas OHV

1 Professional
with Vacuum Booster
with Tandem Diaphragm Booster
With Power Brakes
with 7,200 LB GVW
w/ 5,400 lb. Rear Axle
28.6 and 40mm Bore

Chevrolet C2500

5.0L V8 Gas OHV,
5.7L V8 CNG OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
7.4L V8 Gas OHV Professional
with Vacuum Booster
with Tandem Diaphragm Booster
With Power Brakes
with 7,200 LB GVW
w/ 5,400 lb. Rear Axle
28.6 and 40mm Bore

1 Per Vehicle

1996

Chevrolet C2500

5.7L V8 CNG OHV

1 Professional
with Vacuum Booster
with Tandem Diaphragm Booster
With Power Brakes
with 7,200 LB GVW
w/ 5,400 lb. Rear Axle
28.6 and 40mm Bore

Chevrolet C2500

5.7L V8 CNG OHV Professional
with Vacuum Booster
with Tandem Diaphragm Booster
With Power Brakes
with 7,200 LB GVW
w/ 5,400 lb. Rear Axle
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet C2500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
7.4L V8 Gas OHV

1 Professional
with Vacuum Booster
with Tandem Diaphragm Booster
With Power Brakes
with 7,200 LB GVW
w/ 5,400 lb. Rear Axle
28.6 and 40mm Bore

Chevrolet C2500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
7.4L V8 Gas OHV Professional
with Vacuum Booster
with Tandem Diaphragm Booster
With Power Brakes
with 7,200 LB GVW
w/ 5,400 lb. Rear Axle
28.6 and 40mm Bore

1 Per Vehicle

1995

Chevrolet C2500

4.3L V6 Gas OHV,
6.5L V8 Diesel OHV

1 Professional
with Vacuum Booster
with Tandem Diaphragm Booster
With Power Brakes
with 7,200 LB GVW
w/ 5,400 lb. Rear Axle
28.6 and 40mm Bore

Chevrolet C2500

4.3L V6 Gas OHV,
6.5L V8 Diesel OHV Professional
with Vacuum Booster
with Tandem Diaphragm Booster
With Power Brakes
with 7,200 LB GVW
w/ 5,400 lb. Rear Axle
28.6 and 40mm Bore

1 Per Vehicle

1994

Chevrolet C2500

6.5L V8 Diesel OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet C2500

6.5L V8 Diesel OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet C2500

6.5L V8 Diesel OHV Turbo

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet C2500

6.5L V8 Diesel OHV Turbo Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet C2500

7.4L V8 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet C2500

7.4L V8 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet C2500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet C2500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

1993

Chevrolet C2500

5.7L V8 CNG OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet C2500

5.7L V8 CNG OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet C2500

6.2L V8 Diesel OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet C2500

6.2L V8 Diesel OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet C2500 Suburban

6.5L V8 Diesel OHV Turbo

1 Professional
with Vacuum Booster

Chevrolet C2500 Suburban

6.5L V8 Diesel OHV Turbo Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet C2500 Suburban

5.7L V8 Gas OHV,
7.4L V8 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet C2500 Suburban

5.7L V8 Gas OHV,
7.4L V8 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

1981

Chevrolet Camaro

3.8L V6 Gas OHV,
4.4L V8 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
With Power Brakes

Chevrolet Camaro

3.8L V6 Gas OHV,
4.4L V8 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
With Power Brakes

1 Per Vehicle

Chevrolet Caprice

4.3L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
Except Police Car or Taxi

Chevrolet Caprice

4.3L V8 Gas OHV,
5.7L V8 Gas OHV Professional
Except Police Car or Taxi

1 Per Vehicle

Chevrolet Caprice

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional

Chevrolet Caprice

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional

1 Per Vehicle

Chevrolet Caprice

4.3L V6 Gas OHV,
5.7L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Chevrolet Caprice

4.3L V6 Gas OHV,
5.7L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet Caprice

5.0L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Chevrolet Caprice

5.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet Caprice

5.7L V8 Diesel OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Chevrolet Caprice

5.7L V8 Diesel OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet Caprice

3.8L V6 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Chevrolet Caprice

3.8L V6 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet Caprice

4.4L V8 Gas OHV

1 Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

Chevrolet Caprice

4.4L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet Impala

5.7L V8 Gas OHV

1 Professional
Except Police Car or Taxi

Chevrolet Impala

5.7L V8 Gas OHV Professional
Except Police Car or Taxi

1 Per Vehicle

1985

Chevrolet Impala

4.3L V6 Gas OHV

1 Professional

Chevrolet Impala

Chevrolet Impala

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional

Chevrolet Impala

5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional

1 Per Vehicle

Chevrolet Impala

3.8L V6 Gas OHV

1 Professional

Chevrolet Impala

Chevrolet Impala

4.4L V8 Gas OHV

1 Professional

Chevrolet Impala

Chevrolet K10

4.3L V6 Gas OHV

1 Professional
Vehicles Built For United States Market

Chevrolet K10

4.3L V6 Gas OHV Professional
Vehicles Built For United States Market

1 Per Vehicle

Chevrolet K10

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
Vehicles Built For United States Market

Chevrolet K10

5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
Vehicles Built For United States Market

1 Per Vehicle

Chevrolet K10

4.1L L6 Gas OHV

1 Professional
Vehicles Built For United States Market

Chevrolet K10

4.1L L6 Gas OHV Professional
Vehicles Built For United States Market

1 Per Vehicle

1986

Chevrolet K10 Suburban

5.0L V8 Gas OHV

1 Professional
Vehicles Built For United States Market

Chevrolet K10 Suburban

5.0L V8 Gas OHV Professional
Vehicles Built For United States Market

1 Per Vehicle

Chevrolet K10 Suburban

5.7L V8 Gas OHV

1 Professional
Vehicles Built For United States Market

Chevrolet K10 Suburban

5.7L V8 Gas OHV Professional
Vehicles Built For United States Market

1 Per Vehicle

1983

Chevrolet K10 Suburban

5.0L V8 Gas OHV

1 Professional
Vehicles Built For United States Market

Chevrolet K10 Suburban

5.0L V8 Gas OHV Professional
Vehicles Built For United States Market

1 Per Vehicle

1981

Chevrolet K10 Suburban

5.0L V8 Gas OHV

1 Professional
Vehicles Built For United States Market

Chevrolet K10 Suburban

5.0L V8 Gas OHV Professional
Vehicles Built For United States Market

1 Per Vehicle

Chevrolet K1500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet K1500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet K1500

6.5L V8 Diesel OHV Turbo

1 Professional
with Vacuum Booster

Chevrolet K1500

6.5L V8 Diesel OHV Turbo Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet K1500

4.3L V6 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet K1500

4.3L V6 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet K1500

6.5L V8 Diesel OHV

1 Professional
with Vacuum Booster

Chevrolet K1500

6.5L V8 Diesel OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet K1500

6.2L V8 Diesel OHV

1 Professional
with Vacuum Booster

Chevrolet K1500

6.2L V8 Diesel OHV Professional
with Vacuum Booster

1 Per Vehicle

1991

Chevrolet K1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
With Power Brakes
Aluminum Cylinder With Plastic Reservoir

Chevrolet K1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
With Power Brakes
Aluminum Cylinder With Plastic Reservoir

1 Per Vehicle

Chevrolet K1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 Professional
With Power Brakes
Heavy Duty Brakes

Chevrolet K1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV Professional
With Power Brakes
Heavy Duty Brakes

1 Per Vehicle

Chevrolet K1500 Suburban

5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo

1 Professional
with Vacuum Booster
w/ 11 5/32 X 2 3/4 Brakes

Chevrolet K1500 Suburban

5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo Professional
with Vacuum Booster
w/ 11 5/32 X 2 3/4 Brakes

1 Per Vehicle

1994

Chevrolet K1500 Suburban

6.5L V8 Diesel OHV Turbo

1 Professional
with Vacuum Booster

Chevrolet K1500 Suburban

6.5L V8 Diesel OHV Turbo Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet K1500 Suburban

5.7L V8 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet K1500 Suburban

5.7L V8 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet K20 Suburban

5.0L V8 Gas OHV

1 Professional
with 11 IN Brakes

Chevrolet K20 Suburban

5.0L V8 Gas OHV Professional
with 11 IN Brakes

1 Per Vehicle

Chevrolet K20 Suburban

5.7L V8 Gas OHV

1 Professional
with 11 IN Brakes

Chevrolet K20 Suburban

5.7L V8 Gas OHV Professional
with 11 IN Brakes

1 Per Vehicle

1985

Chevrolet K20 Suburban

7.4L V8 Gas OHV

1 Professional
with 11 IN Brakes

Chevrolet K20 Suburban

7.4L V8 Gas OHV Professional
with 11 IN Brakes

1 Per Vehicle

Chevrolet K20 Suburban

4.8L L6 Gas OHV

1 Professional
with 11 IN Brakes

Chevrolet K20 Suburban

4.8L L6 Gas OHV Professional
with 11 IN Brakes

1 Per Vehicle

Chevrolet K2500

6.5L V8 Diesel OHV Turbo

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

6.5L V8 Diesel OHV Turbo Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet K2500

7.4L V8 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

7.4L V8 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet K2500

5.7L V8 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

5.7L V8 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

1998

Chevrolet K2500

5.0L V8 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

5.0L V8 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

1996

Chevrolet K2500

5.7L V8 CNG OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

5.7L V8 CNG OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet K2500

5.0L V8 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

5.0L V8 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet K2500

6.5L V8 Diesel OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

6.5L V8 Diesel OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet K2500

4.3L V6 Gas OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

4.3L V6 Gas OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet K2500

6.2L V8 Diesel OHV

1 Professional
Step Bore
28.6 and 40mm Bore

Chevrolet K2500

6.2L V8 Diesel OHV Professional
Step Bore
28.6 and 40mm Bore

1 Per Vehicle

Chevrolet K2500 Suburban

6.5L V8 Diesel OHV Turbo

1 Professional
with Vacuum Booster

Chevrolet K2500 Suburban

6.5L V8 Diesel OHV Turbo Professional
with Vacuum Booster

1 Per Vehicle

Chevrolet K2500 Suburban

5.7L V8 Gas OHV,
7.4L V8 Gas OHV

1 Professional
with Vacuum Booster

Chevrolet K2500 Suburban

5.7L V8 Gas OHV,
7.4L V8 Gas OHV Professional
with Vacuum Booster

1 Per Vehicle

ACDelco 18G1256 Brake Master Cylinder Repair Kit

Product Information

Description:

Features and Benefits:

Specifications:

Manufacturer Warranty:

Select a vehicle to narrow ACDelco 18G1256 Brake Master Cylinder Repair Kit fitment info!

Buick Electra 4.1L V6 Gas OHV,5.0L V8 Gas OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Buick Electra

4.1L V6 Gas OHV,5.0L V8 Gas OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Buick Electra 5.7L V8 Diesel OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Buick Electra

5.7L V8 Diesel OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Buick LeSabre 5.0L V8 Gas OHV

1

ProfessionalNon-ABS

Buick LeSabre

5.0L V8 Gas OHV ProfessionalNon-ABS 1 Per Vehicle

Buick LeSabre 3.8L V6 Gas OHV,5.0L V8 Gas OHV,5.7L V8 Diesel OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Buick LeSabre

3.8L V6 Gas OHV,5.0L V8 Gas OHV,5.7L V8 Diesel OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Buick LeSabre 4.1L V6 Gas OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Buick LeSabre

4.1L V6 Gas OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Buick Roadmaster 5.7L V8 Gas OHV

1

ProfessionalSedan4 Doors

Buick Roadmaster

5.7L V8 Gas OHV ProfessionalSedan4 Doors 1 Per Vehicle

Buick Roadmaster 5.7L V8 Gas OHV

1

ProfessionalWagon4 Doors

Buick Roadmaster

5.7L V8 Gas OHV ProfessionalWagon4 Doors 1 Per Vehicle

Cadillac Brougham 5.7L V8 Gas OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Cadillac Brougham

5.7L V8 Gas OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Cadillac Brougham 5.0L V8 Gas OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Cadillac Brougham

5.0L V8 Gas OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Cadillac Commercial Chassis 5.7L V8 Gas OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Cadillac Commercial Chassis

5.7L V8 Gas OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Cadillac Commercial Chassis 6.0L V8 Gas OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Cadillac Commercial Chassis

6.0L V8 Gas OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Cadillac Escalade 5.7L V8 Gas OHV

1

Professional

Cadillac Escalade

5.7L V8 Gas OHV Professional 1 Per Vehicle

Cadillac Fleetwood 5.7L V8 Gas OHV

1

ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore

Cadillac Fleetwood

5.7L V8 Gas OHV ProfessionalAluminum Step Bore Cylinder With Plastic Reservoir 28.6 and 40mm Bore 1 Per Vehicle

Buick Electra

4.1L V6 Gas OHV,
5.0L V8 Gas OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

4.1L V6 Gas OHV,
5.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Buick Electra

5.7L V8 Diesel OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

5.7L V8 Diesel OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Buick LeSabre

5.0L V8 Gas OHV

Professional
Non-ABS

5.0L V8 Gas OHV Professional
Non-ABS

1 Per Vehicle

Buick LeSabre

3.8L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Diesel OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

3.8L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Diesel OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Buick LeSabre

4.1L V6 Gas OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

4.1L V6 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Buick Roadmaster

5.7L V8 Gas OHV

Professional
Sedan
4 Doors

5.7L V8 Gas OHV Professional
Sedan
4 Doors

1 Per Vehicle

Buick Roadmaster

5.7L V8 Gas OHV

Professional
Wagon
4 Doors

5.7L V8 Gas OHV Professional
Wagon
4 Doors

1 Per Vehicle

Cadillac Brougham

5.7L V8 Gas OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

5.7L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Brougham

5.0L V8 Gas OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

5.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Commercial Chassis

5.7L V8 Gas OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

5.7L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Commercial Chassis

6.0L V8 Gas OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

6.0L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle

Cadillac Escalade

5.7L V8 Gas OHV

5.7L V8 Gas OHV Professional

1 Per Vehicle

Cadillac Fleetwood

5.7L V8 Gas OHV

Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

5.7L V8 Gas OHV Professional
Aluminum Step Bore Cylinder With Plastic Reservoir
28.6 and 40mm Bore

1 Per Vehicle