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  2. Auto Parts
  3. Brake System
  4. Brake Hydraulics
  5. Brake Master Cylinder
  6. Dorman M12430

Dorman M12430 Brake Master Cylinder

Dorman M12430 Brake Master Cylinder

Dorman
Brand:Dorman
Part Number: M12430
UPC: 00082702393215
Weight: 12.43 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the Dorman M12430 Brake Master Cylinder for your vehicle. Buy now and secure your purchase online!

This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement.

Features and Benefits:

  • 100% new - made entirely of new materials, not remanufactured, to ensure highest quality and safety
  • Durable design - all rubber components are made of high-quality EPDM compound for resistance to glycol-based brake fluid
  • Precise replacement - cylinder housing is constructed to match the casting material of the original part and ensure similar performance
  • Strict specifications - made to meet rigorous SAE International standards

Specifications:

Master Cylinder Bore Diameter:
1.75 in.
Master Cylinder Material:
Cast Iron
Mounting Hardware Included:
No
Number of Outlets:
2
Package Contents:
Master Cylinder
Reservoir Included:
Yes
Secondary Outlet Thread Diameter:
0.5 in.
Sensor Included:
Yes
A1 Cardone #:
10-8036
ACDelco #:
174-865
ACDelco #:
174-870
Aimco #:
M901072
Autospecialty #:
M-92003
Bendix #:
12430
Centric Parts #:
130.82003
Coni-Seal #:
MC509260
General Motors #:
15574499
General Motors #:
15716128
Raybestos Brake #:
MC390281
Wagner Brake #:
F122234
Wagner Brake #:
F140745
Wagner Brake #:
MC122234
Wagner Brake #:
MC140745
Country of Origin:
CN

Select a vehicle to narrow Dorman M12430 Brake Master Cylinder fitment info!

Last Updated: 07/16/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1996

 

1995

 

1994

 

1996

 

1995

 

1994

 
Chevrolet B7

7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet B7



7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1996

 

1995

 

1994

 

1993

 
Chevrolet B7

6.6L L6 Diesel Turbo,
6L V8 Gas
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet B7



6.6L L6 Diesel Turbo,
6L V8 Gas Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1990

 

1990

 
Chevrolet C50

5.7L V8 Gas
1
 
Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet C50



5.7L V8 Gas Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1991

 

1990

 

1991

 

1990

 
Chevrolet C5500 Kodiak

6L V8 Gas
1
 
Bore: 1.75 In.
w/Disc Brakes
 

Chevrolet C5500 Kodiak



6L V8 Gas Bore: 1.75 In.
w/Disc Brakes

1 Per Vehicle

1990

 

1990

 
Chevrolet C60

5.7L V8 Gas,
6L V8 Gas,
7.0L V8 Gas,
8.2L V8 Diesel
1
 
Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet C60



5.7L V8 Gas,
6L V8 Gas,
7.0L V8 Gas,
8.2L V8 Diesel Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1992

 

1996

 

1995

 

1994

 

1993

 

1992

 
Chevrolet C60 Kodiak

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet C60 Kodiak



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1991

 

1991

 
Chevrolet C60 Kodiak

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
 

Chevrolet C60 Kodiak



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes

1 Per Vehicle

1990

 

1990

 
Chevrolet C60 Kodiak

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet C60 Kodiak



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1990

 

1990

 
Chevrolet C70

10.4L V8 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet C70



10.4L V8 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1992

 

1996

 

1995

 

1994

 

1993

 

1992

 
Chevrolet C70 Kodiak

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet C70 Kodiak



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1991

 

1990

 

1991

 

1990

 
Chevrolet C70 Kodiak

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
 

Chevrolet C70 Kodiak



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1992

 

1996

 

1995

 

1994

 

1993

 

1992

 
Chevrolet P6000

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

Chevrolet P6000



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1996

 

1995

 

1994

 

1996

 

1995

 

1994

 
GMC B7

7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC B7



7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1996

 

1995

 

1994

 

1993

 
GMC B7

6.6L L6 Diesel Turbo,
6L V8 Gas
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC B7



6.6L L6 Diesel Turbo,
6L V8 Gas Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1990

 

1990

 
GMC C5000

5.7L V8 Gas
1
 
Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC C5000



5.7L V8 Gas Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1991

 

1990

 

1991

 

1990

 
GMC C5000 Topkick

6L V8 Gas
1
 
Bore: 1.75 In.
w/Disc Brakes
 

GMC C5000 Topkick



6L V8 Gas Bore: 1.75 In.
w/Disc Brakes

1 Per Vehicle

1990

 

1990

 
GMC C6000

5.7L V8 Gas,
6L V8 Gas,
7.0L V8 Gas,
8.2L V8 Diesel
1
 
Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC C6000



5.7L V8 Gas,
6L V8 Gas,
7.0L V8 Gas,
8.2L V8 Diesel Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1992

 

1996

 

1995

 

1994

 

1993

 

1992

 
GMC C6000 Topkick

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC C6000 Topkick



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1991

 

1991

 
GMC C6000 Topkick

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
 

GMC C6000 Topkick



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes

1 Per Vehicle

1990

 

1990

 
GMC C6000 Topkick

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC C6000 Topkick



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1990

 

1990

 
GMC C7000

10.4L V8 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC C7000



10.4L V8 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo Hydraulic Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1992

 

1996

 

1995

 

1994

 

1993

 

1992

 
GMC C7000 Topkick

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC C7000 Topkick



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle

1991

 

1990

 

1991

 

1990

 
GMC C7000 Topkick

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
 

GMC C7000 Topkick



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1992

 

1996

 

1995

 

1994

 

1993

 

1992

 
GMC P6500

6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV
1
 
Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)
 

GMC P6500



6.6L L6 Diesel Turbo,
6L V8 Gas,
7.0L V8 Gas OHV Bore: 1.75 In.
w/Disc Brakes
w/RPO Code FL1 (8,100 Lb. Capacity Front Axle)

1 Per Vehicle