BUICK Master Cylinders & Boosters

Brake Booster, Power Brake, Vacuum Dual Diaphragm, 8 in. Diameter, Steel, Zinc, Each

Part Number: LEB-1M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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7 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Aluminum, Chrome, Non-Adjustable Proportioning Valve, Disc/Drum, Kit

Part Number: LEB-2L6B2

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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7 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Drum, Kit

Part Number: LEB-1K1A1

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Estimated Ship Date: Mar 10, 2026 if ordered today

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Master Cylinder and Brake Booster Assembly, 1.125 in. Bore, 8.00 in. Booster Diameter, Chevy, Pontiac, Kit

Part Number: RSD-J813151

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

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7 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Aluminum, Chrome, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-2L605

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Estimated Ship Date: Monday 2/2/2026

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Brake Booster, Power Brake, Vacuum Dual Diaphragm, 8 in. Diameter, Steel, Chrome, Each

Part Number: LEB-2N

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Estimated Ship Date: Monday 2/2/2026

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-1M1A3

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Estimated Ship Date: Monday 2/2/2026

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MASTER CYLINDER/BOOSTER KIT

Part Number: CLP-6474BB24-9

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Estimated Ship Date: Monday 2/2/2026

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7 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-1K105

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Estimated Ship Date: Monday 2/2/2026

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Master Cylinder and Brake Booster Assembly, Disc Brake Components, Chrome, 9 in. Booster, Dual Master Cylinder, Chrome, Kit

Part Number: RSD-J91025171

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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7 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Aluminum, Chrome, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-2L6B4

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Master Cylinder Booster Combo, Chrome, 1.00 in. Bore, 11.0 in., Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: TFF-2127NA-2

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Estimated Ship Date: Apr 28, 2026 if ordered today

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-1M105

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Estimated Ship Date: Monday 2/2/2026

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Drum, Kit

Part Number: LEB-1M1A1

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Estimated Ship Date: Mar 9, 2026 if ordered today

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9 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Aluminum, Chrome, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-2F6B4

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Estimated Ship Date: Monday 2/2/2026

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9 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-1E1

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Estimated Ship Date: Monday 2/2/2026

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8 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Aluminum, Chrome, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-2N605

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Estimated Ship Date: Monday 2/2/2026

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9 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-2FBB4

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Estimated Ship Date: Mar 9, 2026 if ordered today

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7 in. Booster, Chrome, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-2LB

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Brake Master Cylinder, Hydraulic Upgrade, 1.000 in. Bore, Dual Bowl Design, Aluminum, Chrome, Side Mount Flat Top Master Cylinder, Kit

Part Number: LEB-FC1013HK

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Brake Master Cylinder, Hydraulic Upgrade, 1.000 in. Bore, Dual Bowl Design, Aluminum, Chrome, Flat Top, Adjustable Proportioning Valve, Kit

Part Number: LEB-FC1015HK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Brake Boosters, ACDelco GM Genuine Parts Power Brake Booster, Vacuum Single Diaphragm, Steel, Black, Buick, Chevrolet, GMC, Saturn, Each

Part Number: ADO-19432799

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Estimated Ship Date: Monday 2/2/2026

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8 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-1M1F7

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Estimated Ship Date: Mar 9, 2026 if ordered today

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9 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-1E1A3

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Estimated Ship Date: Mar 10, 2026 if ordered today

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9 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Adjustable Proportioning Valve, Disc/Drum or Disc/Disc, Kit

Part Number: LEB-1E105

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Estimated Ship Date: Mar 10, 2026 if ordered today

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