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Vehicle Info NeededLEED BRAKESPART NUMBER: 633-3S
Brake Booster 1960-1966 GM Trucks
$21599$239.99You Save$24.00
Ships on 09/09/2026
Lowest Price GuaranteeGM 7 in. Boosters
Brake Booster1960-1966 GM Trucks 7 in. Dual Diaphragm Zinc
- Brake Booster Type: Dual Diaphragm
- Brake Booster Diameter (in): 7 in.
- Brake Booster Material: Steel
- Brake Booster Finish: Zinc
- Brake Pedal Rod Extension Included: Yes
- Mounting Hardware Included: Uses Original
Leed Brakes Brake Boosters are a great addition to your vehicle with either OE and universal designs. They are available in 7 in., 8 in., and 9 in. sizes with both single and dual diaphragm styles with black powder-coated finish or zinc and chrome plating.
Part TypePower Brake Booster
Product LineLeed Brakes Brake Boosters
BrandLEED BRAKES
Package Width10.0
Weight10.0 PG
Part CategoryPerformance Parts
Housing Diameter7 in.
Diaphragm TypeDual
Brake Booster FinishZinc
Brake Booster TypeDual Diaphragm
Housing MaterialSteel
Brake Booster IncludedYes
Master Cylinder Bore Size1-1/8 in
Mounting Hardware IncludedYes
Brake Booster Diameter7 in.
Brake Service GradePerformance
Mounting Bracket IncludedYes
Brake Pedal Pushrod IncludedYes
Brake Lines IncludedNo
Booster TypeVacuum
Master Cylinder IncludedNo
Part FitmentSemi Universal
Vendor Part Number3S
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
