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  2. Auto Parts
  3. Brake System
  4. Brake Hydraulics
  5. Brake Master Cylinder
  6. ACDelco 84873078

ACDelco 84873078 Brake Master Cylinder

ACDelco

 
Brand:ACDelco
Part Number: 84873078
UPC: 00193468459197
Weight: 13.49 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the ACDelco 84873078 Brake Master Cylinder for your vehicle. Buy now and secure your purchase online!

ACDelco GM Original Equipment Brake Master Cylinder is a hydraulic pump mounted to the brake booster and contains a reservoir that holds brake fluid. This original equipment brake master cylinder has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Get the GM quality you know and trust with ACDelco GM Original Equipment Brakes. Stay with the parts brand your GM vehicle came with and get peace of mind that the fit, form, and function is up to the high standards and specifications of General Motors. ACDelco GM Original Equipment Brakes are engineered for virtually every make and model of GM car, light duty truck, and sport utility vehicle.

Features and Benefits:

  • GM-recommended replacement part for your GM vehicle's original factory component
  • Manufactured with GM Original Equipment specification for fit, form, and function
  • Meets the brake performance requirements of SAE J1153 and J1154 testing, providing reliability and quality
  • Offering the quality, reliability, and durability of GM OE
  • Pressure tested to ensure safe and confident braking
  • 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:

Bleeder Hoses Included:
No
Brake Booster Included:
No
Dust Boot Included:
NO
Gasket Or Seal Included:
Yes
Height:
8.9 in.
Length:
10.3 in.
Master Cylinder Bore Diameter:
1.5 in.
Master Cylinder Cap Included:
Yes
Master Cylinder Material:
Aluminum
Mounting Bracket Included:
No
Mounting Hardware Included:
No
Mounting Hole Quantity:
2
Piston Quantity:
2
Port Quantity:
2
Primary Outlet Thread Diameter:
0.49 in.
Programming Required:
NO
Pushrod Included:
No
Reservoir Included:
Yes
Reservoir Material:
Plastic
Reservoir Type:
Single
Secondary Outlet Thread Diameter:
0.49 in.
Sensor Included:
YES
Weight:
13.49 lb
Width:
5.5 in.

Manufacturer Warranty:

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

Select a vehicle to narrow ACDelco 84873078 Brake Master Cylinder fitment info!

Last Updated: 07/19/2022

Years Vehicle Per Vehicle Fit NotesFitment Notes

2022

 

2021

 

2022

 

2021

 
Chevrolet Express 2500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.6L V8 Gas OHV
1
 
GM Original Equipment
CODE AC6K
ACTIVE BRAKE CONTROL(JL4)
 

Chevrolet Express 2500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.6L V8 Gas OHV GM Original Equipment
CODE AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2020

 

2020

 
Chevrolet Express 2500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV
1
 
GM Original Equipment
CODE ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)
 

Chevrolet Express 2500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV GM Original Equipment
CODE ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2019

 

2019

 
Chevrolet Express 2500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV
1
 
GM Original Equipment
CODE ABGU, ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)
 

Chevrolet Express 2500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV GM Original Equipment
CODE ABGU, ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2022

 

2021

 

2022

 

2021

 
Chevrolet Express 3500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
6.6L V8 Gas OHV
1
 
GM Original Equipment
CODE AC6K
ACTIVE BRAKE CONTROL(JL4)
 

Chevrolet Express 3500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
6.6L V8 Gas OHV GM Original Equipment
CODE AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2020

 

2020

 
Chevrolet Express 3500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV
1
 
GM Original Equipment
CODE ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)
 

Chevrolet Express 3500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV GM Original Equipment
CODE ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2019

 

2019

 
Chevrolet Express 3500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV
1
 
GM Original Equipment
CODE ABGU, ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)
 

Chevrolet Express 3500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV GM Original Equipment
CODE ABGU, ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2022

 

2021

 

2022

 

2021

 
GMC Savana 2500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
6.6L V8 Gas OHV
1
 
GM Original Equipment
CODE AC6K
ACTIVE BRAKE CONTROL(JL4)
 

GMC Savana 2500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
6.6L V8 Gas OHV GM Original Equipment
CODE AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2020

 

2020

 
GMC Savana 2500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV
1
 
GM Original Equipment
CODE ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)
 

GMC Savana 2500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV GM Original Equipment
CODE ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2019

 

2019

 
GMC Savana 2500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV
1
 
GM Original Equipment
CODE ABGU, ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)
 

GMC Savana 2500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV GM Original Equipment
CODE ABGU, ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2022

 

2021

 

2022

 

2021

 
GMC Savana 3500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
6.6L V8 Gas OHV
1
 
GM Original Equipment
CODE AC6K
ACTIVE BRAKE CONTROL(JL4)
 

GMC Savana 3500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
6.6L V8 Gas OHV GM Original Equipment
CODE AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2020

 

2020

 
GMC Savana 3500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV
1
 
GM Original Equipment
CODE ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)
 

GMC Savana 3500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV GM Original Equipment
CODE ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle

2019

 

2019

 
GMC Savana 3500

2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV
1
 
GM Original Equipment
CODE ABGU, ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)
 

GMC Savana 3500



2.8L L4 Diesel DOHC Turbo,
4.3L V6 Flex OHV,
4.3L V6 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Flex OHV,
6.0L V8 Gas OHV GM Original Equipment
CODE ABGU, ABM7, AC6K
ACTIVE BRAKE CONTROL(JL4)

1 Per Vehicle