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Dorman Brake Master Cylinders

4.48 out of 5 stars 276 Customer Reviews

Are you looking for a replacement brake master cylinder for your brake system? Dorman has you covered with their OEM replacement Dorman brake master cylinders. Dorman brake master cylinders deliver increased performance and reliability. Dorman has industry-leading brake master cylinder application coverage that is second to none. If you want maximum performance from your brake system, then you need one of these Dorman brake master cylinders.

Results 1 - 25 of 39

Master Cylinder, Brake, Replacement, Each

Part Number: DHB-M630281

Not Yet Reviewed

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Master Cylinder, 1.00 in. Bore, Chevy, Pontiac, Oldsmobile, Each

Part Number: DHB-M21000

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Master Cylinder, Brake, 34mm Bore, Cadillac, Chevy, GMC, Each

Part Number: DHB-M630031

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Master Cylinder, Brake, 30.00mm Bore, Cast Iron, Natural, Each

Part Number: DHB-M104456

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Master Cylinder, 1.00 in. Bore, Buick, Cadillac, Oldsmobile, Pontiac, Each

Part Number: DHB-M66712

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Brake Master Cylinder

Part Number: DHB-M630557

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Master Cylinder, Brake, Aluminum, 37mm Bore, Cadillac, Chevy, GMC, Each

Part Number: DHB-M630035

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Master Cylinder, Brake, 1.125 in./40.00mm Bore, Aluminum, Natural, Each

Part Number: DHB-M390127

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Brake Master Cylinder

Part Number: DHB-M630508

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Master Cylinder, Brake, Cast Iron, Natural, Replacement, 24mm Bore, Each

Part Number: DHB-M39584

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Master Cylinder, Brake, 24.40mm/36.00mm Bore, Cast Iron, Natural, Each

Part Number: DHB-M39355

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Brake Master Cylinder

Part Number: DHB-M630441

Not Yet Reviewed

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Master Cylinder, Replacement, Cadillac/Buick, Oldsmobile, Pontiac, Each

Part Number: DHB-M39580

Not Yet Reviewed

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Brake Master Cylinder, Buick, Cadillac, Oldsmobile, Pontiac, Each

Part Number: DHB-M390186

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Brake Master Cylinder

Part Number: DHB-M630284

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Converts brake pedal input to hydraulic pressure in brake lines.

Part Number: DHB-M630507

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Brake Master Cylinder

Part Number: DHB-M630282

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Master Cylinder, Aluminum, Natural, 1 in. Bore, GM, Each

Part Number: DHB-M390267

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Brake Master Cylinder

Part Number: DHB-M630040

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Brake Master Cylinder

Part Number: DHB-M66705

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Master Cylinder, Brake, 1.000 in. Bore, Aluminum, Natural, Each

Part Number: DHB-M390129

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Brake Master Cylinder

Part Number: DHB-M39566

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Brake Master Cylinder

Part Number: DHB-M630043

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Master Cylinder, Brake, 0.875 in./1.250 in. Bore, Aluminum, Natural, Each

Part Number: DHB-M39382

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Master Cylinder, 1.125 in. Bore, Buick, Cadillac, Chevy, Each

Part Number: DHB-M390249

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today