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  2. Auto Parts
  3. Brake System
  4. Brake Hydraulics
  5. Brake Master Cylinder
  6. Dorman M630274

Dorman M630274 Brake Master Cylinder

Dorman M630274 Brake Master Cylinder Image 1
Dorman M630274 Brake Master Cylinder Image 2
Dorman M630274 Brake Master Cylinder Image 3
Dorman M630274 Brake Master Cylinder Image 4
Dorman M630274 Brake Master Cylinder

Dorman
Brand:Dorman
Part Number: M630274
UPC: 00082702680681
Weight: 13.51 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Brake Master Cylinder

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:
2 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 #:
10-8041
Cardone Select #:
13-8042
Centric Parts #:
130.82007
General Motors #:
15007799
General Motors #:
15142243
General Motors #:
19301986
Isuzu #:
8150077990
Isuzu #:
8151422430
Isuzu #:
8193019860
Wagner Brake #:
F141605
Wagner Brake #:
MC141605
Country of Origin:
CN

Select a vehicle to narrow Dorman M630274 Brake Master Cylinder fitment info!

Last Updated: 07/14/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1991

 

1990

 

1989

 

1988

 

1991

 

1990

 

1989

 

1988

 
Chevrolet B60

6L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
19050S Rear Axle or 19050T Rear Axle
Bendix Booster
Bore: 2 In.
w/F070 or F090 Front Axle
w/Hydraulic Booster
 

Chevrolet B60



6L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo 19050S Rear Axle or 19050T Rear Axle
Bendix Booster
Bore: 2 In.
w/F070 or F090 Front Axle
w/Hydraulic Booster

1 Per Vehicle

1990

 

1989

 

1988

 

1990

 

1989

 

1988

 
Chevrolet B60

5.7L V8 Gas
1
 
19050S Rear Axle or 19050T Rear Axle
Bendix Booster
Bore: 2 In.
w/F070 or F090 Front Axle
w/Hydraulic Booster
 

Chevrolet B60



5.7L V8 Gas 19050S Rear Axle or 19050T Rear Axle
Bendix Booster
Bore: 2 In.
w/F070 or F090 Front Axle
w/Hydraulic Booster

1 Per Vehicle

1986

 

1985

 

1986

 

1985

 
Chevrolet B60

14L L6 Diesel Turbo
1
 
Bendix Booster
Bore: 2 In.
 

Chevrolet B60



14L L6 Diesel Turbo Bendix Booster
Bore: 2 In.

1 Per Vehicle

1986

 

1985

 

1984

 

1983

 

1986

 

1985

 

1984

 

1983

 
Chevrolet B60

5.7L V8 Gas,
6L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Bendix Booster
Bore: 2 In.
 

Chevrolet B60



5.7L V8 Gas,
6L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo Bendix Booster
Bore: 2 In.

1 Per Vehicle

1985

 

1984

 

1983

 

1985

 

1984

 

1983

 
Chevrolet B60

7.0L V8 Gas
1
 
Bendix Booster
Bore: 2 In.
 

Chevrolet B60



7.0L V8 Gas Bendix Booster
Bore: 2 In.

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2009

 

2008

 

2007

 

2006

 
Chevrolet C4500 Kodiak

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Chevrolet C4500 Kodiak



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2005

 

2005

 
Chevrolet C4500 Kodiak

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
4 Hole Mount
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Chevrolet C4500 Kodiak



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV 4 Hole Mount
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2004

 

2003

 

2004

 

2003

 
Chevrolet C4500 Kodiak

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
4 Hole Mount
Bore: 2 In.
w/RPO Code FM7 (7,000 Lb. Capacity Front Axle)
w/RPO Code FM8 (8,000 Lb. Capacity Front Axle)
 

Chevrolet C4500 Kodiak



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV 4 Hole Mount
Bore: 2 In.
w/RPO Code FM7 (7,000 Lb. Capacity Front Axle)
w/RPO Code FM8 (8,000 Lb. Capacity Front Axle)

1 Per Vehicle

2004

 

2003

 

2004

 

2003

 
Chevrolet C4500 Kodiak

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code B3D (School Bus)
 

Chevrolet C4500 Kodiak



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code B3D (School Bus)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2009

 

2008

 

2007

 

2006

 

2005

 
Chevrolet C5500 Kodiak

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Chevrolet C5500 Kodiak



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2004

 

2003

 

2004

 

2003

 
Chevrolet C5500 Kodiak

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code B3D (School Bus)
 

Chevrolet C5500 Kodiak



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code B3D (School Bus)

1 Per Vehicle

2004

 

2003

 

2004

 

2003

 
Chevrolet C5500 Kodiak

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code FM7 (7,000 Lb. Capacity Front Axle)
w/RPO Code FM8 (8,000 Lb. Capacity Front Axle)
 

Chevrolet C5500 Kodiak



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code FM7 (7,000 Lb. Capacity Front Axle)
w/RPO Code FM8 (8,000 Lb. Capacity Front Axle)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
Chevrolet C6500 Kodiak

7.2L L6 Diesel Turbo,
7.8L L6 Diesel Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Chevrolet C6500 Kodiak



7.2L L6 Diesel Turbo,
7.8L L6 Diesel Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
Chevrolet C7500 Kodiak

7.2L L6 Diesel Turbo,
7.8L L6 Diesel Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Chevrolet C7500 Kodiak



7.2L L6 Diesel Turbo,
7.8L L6 Diesel Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

1986

 

1986

 
Chevrolet P60

7.0L V8 Gas
1
 
Bendix Booster
Bore: 2 In.
w/Hydraulic Booster
 

Chevrolet P60



7.0L V8 Gas Bendix Booster
Bore: 2 In.
w/Hydraulic Booster

1 Per Vehicle

1986

 

1985

 

1984

 

1983

 

1986

 

1985

 

1984

 

1983

 
Chevrolet P60

5.7L V8 Gas,
6.0L V8 Gas,
8.2L V8 Diesel
1
 
Bendix Booster
Bore: 2 In.
w/Hydraulic Booster
 

Chevrolet P60



5.7L V8 Gas,
6.0L V8 Gas,
8.2L V8 Diesel Bendix Booster
Bore: 2 In.
w/Hydraulic Booster

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
Chevrolet T6500

7.8L L6 Diesel Turbo
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Chevrolet T6500



7.8L L6 Diesel Turbo Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
Chevrolet T7500

7.8L L6 Diesel Turbo
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Chevrolet T7500



7.8L L6 Diesel Turbo Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1991

 

1990

 

1989

 

1988

 
GMC B6000

5.7L V8 Gas,
6L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
19050S Rear Axle or 19050T Rear Axle
Bendix Booster
Bore: 2 In.
w/F070 or F090 Front Axle
w/Hydraulic Booster
 

GMC B6000



5.7L V8 Gas,
6L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo 19050S Rear Axle or 19050T Rear Axle
Bendix Booster
Bore: 2 In.
w/F070 or F090 Front Axle
w/Hydraulic Booster

1 Per Vehicle

1986

 

1985

 

1986

 

1985

 
GMC B6000

14L L6 Diesel Turbo
1
 
Bendix Booster
Bore: 2 In.
 

GMC B6000



14L L6 Diesel Turbo Bendix Booster
Bore: 2 In.

1 Per Vehicle

1986

 

1985

 

1984

 

1983

 

1986

 

1985

 

1984

 

1983

 
GMC B6000

5.7L V8 Gas,
6L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Bendix Booster
Bore: 2 In.
 

GMC B6000



5.7L V8 Gas,
6L V8 Gas,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo Bendix Booster
Bore: 2 In.

1 Per Vehicle

1985

 

1984

 

1983

 

1985

 

1984

 

1983

 
GMC B6000

7.0L V8 Gas
1
 
Bendix Booster
Bore: 2 In.
 

GMC B6000



7.0L V8 Gas Bendix Booster
Bore: 2 In.

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2009

 

2008

 

2007

 

2006

 
GMC C4500 Topkick

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

GMC C4500 Topkick



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2005

 

2005

 
GMC C4500 Topkick

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
4 Hole Mount
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

GMC C4500 Topkick



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV 4 Hole Mount
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2004

 

2003

 

2004

 

2003

 
GMC C4500 Topkick

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
4 Hole Mount
Bore: 2 In.
w/RPO Code FM7 (7,000 Lb. Capacity Front Axle)
w/RPO Code FM8 (8,000 Lb. Capacity Front Axle)
 

GMC C4500 Topkick



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV 4 Hole Mount
Bore: 2 In.
w/RPO Code FM7 (7,000 Lb. Capacity Front Axle)
w/RPO Code FM8 (8,000 Lb. Capacity Front Axle)

1 Per Vehicle

2004

 

2003

 

2004

 

2003

 
GMC C4500 Topkick

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code B3D (School Bus)
 

GMC C4500 Topkick



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code B3D (School Bus)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2009

 

2008

 

2007

 

2006

 

2005

 
GMC C5500 Topkick

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

GMC C5500 Topkick



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2004

 

2003

 

2004

 

2003

 
GMC C5500 Topkick

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code B3D (School Bus)
 

GMC C5500 Topkick



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code B3D (School Bus)

1 Per Vehicle

2004

 

2003

 

2004

 

2003

 
GMC C5500 Topkick

6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code FM7 (7,000 Lb. Capacity Front Axle)
w/RPO Code FM8 (8,000 Lb. Capacity Front Axle)
 

GMC C5500 Topkick



6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code FM7 (7,000 Lb. Capacity Front Axle)
w/RPO Code FM8 (8,000 Lb. Capacity Front Axle)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
GMC C6500 Topkick

7.2L L6 Diesel Turbo,
7.8L L6 Diesel Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

GMC C6500 Topkick



7.2L L6 Diesel Turbo,
7.8L L6 Diesel Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
GMC C7500 Topkick

7.2L L6 Diesel Turbo,
7.8L L6 Diesel Turbo,
8.1L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

GMC C7500 Topkick



7.2L L6 Diesel Turbo,
7.8L L6 Diesel Turbo,
8.1L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2007

 

2007

 
GMC C7500 Topkick

4.8L V8 Gas OHV
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

GMC C7500 Topkick



4.8L V8 Gas OHV Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
GMC T6500

7.8L L6 Diesel Turbo
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

GMC T6500



7.8L L6 Diesel Turbo Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
GMC T7500

7.8L L6 Diesel Turbo
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

GMC T7500



7.8L L6 Diesel Turbo Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
Isuzu FTR

7.8L L6 Diesel Turbo
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Isuzu FTR



7.8L L6 Diesel Turbo Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
Isuzu FVR

7.8L L6 Diesel Turbo
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Isuzu FVR



7.8L L6 Diesel Turbo Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2008

 

2007

 

2006

 

2005

 

2008

 

2007

 

2006

 

2005

 
Isuzu HTR

7.8L L6 Diesel Turbo
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Isuzu HTR



7.8L L6 Diesel Turbo Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle

2008

 

2007

 

2006

 

2005

 

2008

 

2007

 

2006

 

2005

 
Isuzu HVR

7.8L L6 Diesel Turbo
1
 
Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)
 

Isuzu HVR



7.8L L6 Diesel Turbo Bore: 2 In.
w/RPO Code JE3 (4 Wheel ABS)

1 Per Vehicle