Select a vehicle to find exact fit parts

Back to vehicles list

1978 GMC Brake Master Cylinder Parts

Choose a Model for your 1978 GMC

C15 C15 Suburban Caballero G15 G25 G35 Jimmy K15 K15 Suburban P15 P35

Showing 1 - 10 of 13 products

Sort:

Show:

Image

SKU

Product

Rating

Price

1978 GMC G15 Brake Master Cylinder Raybestos

Replaces 2536306
Raybestos Element 3
Product Attributes:
- Push Rod Included: Yes
- Mounting Hole Diameter: 0.423
- Bore Size: 1.125
- Reservoir Included: Yes
- Mounting Hole Quantity: 2
- Brake Booster Included: No
- Port Quantity: 2
- Primary Port Thread A: 9/16"-18
- Bleeder Hoses Included: No
- Master Cylinder Material: Iron
- Dust Boot Included: Yes
- Secondary Port Thread A: 1/2"-20
- Master Cylinder Cap Included: Yes
- Primary Outlet Thread Size: (1) 9/16-18
- Secondary Outlet Thread Size: (1) 1/2-20
- Sensor Included: No

This Part Fits the Following OEM/Substitute Numbers:

08124508, 08126739, 08126953, 08127766, 08129731, 10-1521, 10-1521BLV, 10-1521DW, 101254, 1071295, 1076162, 1076163, 1077007, 1077018, 1077045, 1077162, 1088926, 11521...VIEW MORE

Additional Fitment Information:

Vehicle	Brakes
1978 - GMC G15	Power

15 In Stock

Limited-Time Offer

$98.71 USD

$118.45 USD


Brand	Raybestos
Part #	R42MC36306
Condition	New
Warehouse	B

1978 GMC C15 Brake Master Cylinder Raybestos

Replaces 2536306 Except BENDIX Master Cylinder
Raybestos Element 3
Product Attributes:
- Push Rod Included: Yes
- Mounting Hole Diameter: 0.423
- Bore Size: 1.125
- Reservoir Included: Yes
- Mounting Hole Quantity: 2
- Brake Booster Included: No
- Port Quantity: 2
- Primary Port Thread A: 9/16"-18
- Bleeder Hoses Included: No
- Master Cylinder Material: Iron
- Dust Boot Included: Yes
- Secondary Port Thread A: 1/2"-20
- Master Cylinder Cap Included: Yes
- Primary Outlet Thread Size: (1) 9/16-18
- Secondary Outlet Thread Size: (1) 1/2-20
- Sensor Included: No

Additional Fitment Information:

Vehicle	Brakes
1978 - GMC C15	Power

15 In Stock

Limited-Time Offer

$98.71 USD

$118.45 USD


Brand	Raybestos
Part #	R42MC36306
Condition	New
Warehouse	B

1978 GMC K15 Suburban Brake Master Cylinder Raybestos

Replaces 2536306 Reservoir Cap Is Rectangular
Raybestos Element 3
Product Attributes:
- Push Rod Included: Yes
- Mounting Hole Diameter: 0.423
- Bore Size: 1.125
- Reservoir Included: Yes
- Mounting Hole Quantity: 2
- Brake Booster Included: No
- Port Quantity: 2
- Primary Port Thread A: 9/16"-18
- Bleeder Hoses Included: No
- Master Cylinder Material: Iron
- Dust Boot Included: Yes
- Secondary Port Thread A: 1/2"-20
- Master Cylinder Cap Included: Yes
- Primary Outlet Thread Size: (1) 9/16-18
- Secondary Outlet Thread Size: (1) 1/2-20
- Sensor Included: No

Additional Fitment Information:

Vehicle
1978 - GMC K15 Suburban

15 In Stock

Limited-Time Offer

$98.71 USD

$118.45 USD


Brand	Raybestos
Part #	R42MC36306
Condition	New
Warehouse	B

1978 GMC Jimmy Brake Master Cylinder Raybestos

Replaces 2536306 Except MORAINE Master Cylinder
Raybestos Element 3
Product Attributes:
- Push Rod Included: Yes
- Mounting Hole Diameter: 0.423
- Bore Size: 1.125
- Reservoir Included: Yes
- Mounting Hole Quantity: 2
- Brake Booster Included: No
- Port Quantity: 2
- Primary Port Thread A: 9/16"-18
- Bleeder Hoses Included: No
- Master Cylinder Material: Iron
- Dust Boot Included: Yes
- Secondary Port Thread A: 1/2"-20
- Master Cylinder Cap Included: Yes
- Primary Outlet Thread Size: (1) 9/16-18
- Secondary Outlet Thread Size: (1) 1/2-20
- Sensor Included: No

Additional Fitment Information:

Vehicle
1978 - GMC Jimmy

15 In Stock

Limited-Time Offer

$98.71 USD

$118.45 USD


Brand	Raybestos
Part #	R42MC36306
Condition	New
Warehouse	B

1978 GMC G15 Brake Master Cylinder Raybestos

Replaces 2539177
Raybestos Element 3
Product Attributes:
- Push Rod Included: Yes
- Mounting Hole Diameter: 0.406
- Bore Size: 1
- Reservoir Included: Yes
- Mounting Hole Quantity: 2
- Brake Booster Included: No
- Port Quantity: 2
- Primary Port Thread A: 1/2"-20
- Bleeder Hoses Included: No
- Master Cylinder Material: Iron
- Dust Boot Included: Yes
- Secondary Port Thread A: 9/16"-18
- Master Cylinder Cap Included: Yes
- Primary Outlet Thread Size: (1) 1/2-20
- Secondary Outlet Thread Size: (1) 9/16-18
- Sensor Included: No

Additional Fitment Information:

Vehicle	Brakes
1978 - GMC G15	Manual

1 In Stock

Limited-Time Offer

$129.94 USD

$155.93 USD


Brand	Raybestos
Part #	R42MC39177
Condition	New
Warehouse	B

1978 GMC P35 Brake Master Cylinder Raybestos

Replaces 2539309 Bore 34mm Reservoir Cap Is Rectangular
Raybestos Element 3
Product Attributes:
- Mounting Hole Diameter: 0.433
- Bore Size: 34
- Reservoir Included: Yes
- Mounting Hole Quantity: 2
- Brake Booster Included: No
- Port Quantity: 2
- Primary Port Thread A: 9/16"-18
- Bleeder Hoses Included: No
- Master Cylinder Material: Iron
- Dust Boot Included: No
- Secondary Port Thread A: 1/2"-20
- Master Cylinder Cap Included: Yes
- Primary Outlet Thread Size: (1) 9/16-18
- Secondary Outlet Thread Size: (1) 1/2-20
- Sensor Included: No

Additional Fitment Information:

Vehicle	Rear Brake	Front Brake
1978 - GMC P35	Disc	Disc

1 In Stock

Limited-Time Offer

$169.39 USD

$203.27 USD


Brand	Raybestos
Part #	R42MC39309
Condition	New
Warehouse	B

1978 GMC G35 Brake Master Cylinder Raybestos

Replaces 2539309 with 13in x 3-1/2in Brakes
Raybestos Element 3
Product Attributes:
- Mounting Hole Diameter: 0.433
- Bore Size: 34
- Reservoir Included: Yes
- Mounting Hole Quantity: 2
- Brake Booster Included: No
- Port Quantity: 2
- Primary Port Thread A: 9/16"-18
- Bleeder Hoses Included: No
- Master Cylinder Material: Iron
- Dust Boot Included: No
- Secondary Port Thread A: 1/2"-20
- Master Cylinder Cap Included: Yes
- Primary Outlet Thread Size: (1) 9/16-18
- Secondary Outlet Thread Size: (1) 1/2-20
- Sensor Included: No

This Part Fits the Following OEM/Substitute Numbers:

10-1641, 10-1668, 10-2608, 11641, 11668, 13-1641, 13-1668, 130.66006, 131.66006, 132.66006, 14009145, 14009146, 1641R, 1668R, 174-833, 174-834, 2229521, 2231137...VIEW MORE

Additional Fitment Information:

Vehicle
1978 - GMC G35

1 In Stock

Limited-Time Offer

$169.39 USD

$203.27 USD


Brand	Raybestos
Part #	R42MC39309
Condition	New
Warehouse	B

1978 GMC C15 Brake Master Cylinder Raybestos

Replaces 2539177 Except BENDIX Master Cylinder
Raybestos Element 3
Product Attributes:
- Push Rod Included: Yes
- Mounting Hole Diameter: 0.406
- Bore Size: 1
- Reservoir Included: Yes
- Mounting Hole Quantity: 2
- Brake Booster Included: No
- Port Quantity: 2
- Primary Port Thread A: 1/2"-20
- Bleeder Hoses Included: No
- Master Cylinder Material: Iron
- Dust Boot Included: Yes
- Secondary Port Thread A: 9/16"-18
- Master Cylinder Cap Included: Yes
- Primary Outlet Thread Size: (1) 1/2-20
- Secondary Outlet Thread Size: (1) 9/16-18
- Sensor Included: No

This Part Fits the Following OEM/Substitute Numbers:

10-1581, 10-1582, 1077068, 11581, 11582, 13-1581, 130.66004, 131.66004, 14004846, 1581G, 1581R, 1582G, 1582R, 174-473, 174-476, 2229831, 29929-C, 322581...VIEW MORE

Additional Fitment Information:

Vehicle	Brakes
1978 - GMC C15	Manual

1 In Stock

Limited-Time Offer

$129.94 USD

$155.93 USD


Brand	Raybestos
Part #	R42MC39177
Condition	New
Warehouse	B

1978 GMC P15 Brake Master Cylinder Dorman

Brake Master Cylinder
Bore: 1.125 In.
Product Attributes:
- Master Cylinder Bore Diameter: 1.125
- Mounting Hardware Included:
  - No
  - Non
- Master Cylinder Material:
  - Cast Iron
  - Hierro Fundido
- Secondary Outlet Thread Diameter: 0.5
- Reservoir Included:
  - Oui
  - Sí
  - Yes
- Contenidos del paquete: Cilindro Maestro
- Sensor Included:
  - No
  - Non
Features:
- Precise replacement - cylinder housing is constructed to match the casting material of the original part and ensure similar performance
- Durable design - all rubber components are made of high-quality EPDM compound for resistance to glycol-based brake fluid
- 100% new - made entirely of new materials, not remanufactured, to ensure highest quality and safety
- Strict specifications - made to meet rigorous SAE International standards
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.

This Part Fits the Following OEM/Substitute Numbers:

10-1731, 100-2596, 101268, 12121, 13-1731, 130.66016, 18001007, 18002455, 18005250, 18009462, 18M94, 2539077, 2621565, 355-47148, 83-44016, F101268, M-86016, M900263...VIEW MORE

Additional Fitment Information:

Vehicle	Brakes
1978 - GMC P15	Power

5 In Stock

Limited-Time Offer

$116.32 USD

$139.58 USD


Brand	Dorman
Part #	D18M39077
Condition	New
Warehouse	B

1978 GMC G15 Brake Master Cylinder Dorman

Brake Master Cylinder
11.15 In. x 2.75 In. Brakes
Product Attributes:
- Master Cylinder Bore Diameter: 1.125
- Mounting Hardware Included:
  - No
  - Non
- Master Cylinder Material:
  - Cast Iron
  - Hierro Fundido
- Secondary Outlet Thread Diameter: 0.5
- Reservoir Included:
  - Oui
  - Sí
  - Yes
- Contenidos del paquete: Cilindro Maestro
- Sensor Included:
  - No
  - Non
Features:
- Precise replacement - cylinder housing is constructed to match the casting material of the original part and ensure similar performance
- Durable design - all rubber components are made of high-quality EPDM compound for resistance to glycol-based brake fluid
- 100% new - made entirely of new materials, not remanufactured, to ensure highest quality and safety
- Strict specifications - made to meet rigorous SAE International standards
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.