03471 Vacuum Brake Booster, 9 in. Power Booster 1 in. Bore Master Cylinder Disc/Drum (Black)
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LEED BRAKESPART NUMBER: 633-03471

03471 Vacuum Brake Booster, 9 in. Power Booster 1 in. Bore Master Cylinder Disc/Drum (Black)

$40949$454.99You Save$45.50
ShippingShips on 09/21/2026
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Vacuum Brake Booster
  • 9 in. Power Booster 1 in. Bore Master Cylinder Disc/Drum (Black)

    Leed Brakes 03471 Features:

    New 9" slimline direct fit power brake booster, master cylinder & disc/drum proportioning valve combo. This top quality power brake booster is designed mount directly to your factory firewall. This power booster works great as a factory replacement or as an upgrade from manual to power brakes for vehicles with automatic transmissions. Also included in this kits is a new factory style 1" bore master cylinder and proportioning valve equipped to work with front disc rear drum applications. Note: If switching from manual to power brakes a power brake pedal is required.

    • New unit not remanufactured
    • Direct bolt in replacement for factory power brake booster
    • Includes brackets and pushrod
    • Bleeder Hoses Included: Yes
    • Booster Diaphragm Type: Single
    • Booster Housing Diameter: 9 in.
    • Booster Type: Vacuum
    • Bracket Included: Yes
    • Brake Booster Included: Yes
    • Brake Lines Included: From Master Cylinder to Valve
    • Brake Pedal Rod Extension Included: Yes
    • Grade Type: Regular
    • Housing Material: Steel
    • Master Cylinder Bore Size: 1.00 in.
    • Master Cylinder Bore Size: 1 in
    • Master Cylinder Cap Included: Yes
    • Master Cylinder Included: Yes
    • Master Cylinder Material: Cast Iron
    • Master Cylinder Port Quantity: 2
    • Master Cylinder Port Thread Diameter: 3/8-24, 1/2-20 in.
    • Mounting Hardware Included: Yes
  • Part TypePower Brake Booster
    BrandLEED BRAKES
    Package Height10.5
    Package Width10.5
    Package Length18.25
    Weight19.0 PG
    Part CategoryPerformance Parts
    Brake Booster FinishBlack
    Bracket IncludedYes
    Brake Booster TypeSingle Diaphragm
    Master Cylinder FinishNatural
    Housing MaterialSteel
    Brake Booster IncludedYes
    Master Cylinder Bore Size1 in
    Mounting Hardware IncludedYes
    Master Cylinder Port Quantity2
    Brake Booster Diameter9 in.
    Booster Housing Diameter9 in.
    Bleeder Hoses IncludedYes
    Brake Pedal Pushrod IncludedYes
    Master Cylinder MaterialCast Iron
    Master Cylinder Cap IncludedYes
    Booster Diaphragm TypeSingle
    Brake Lines IncludedFrom Master Cylinder to Valve
    Booster TypeVacuum
    Master Cylinder IncludedYes
    Part FitmentSemi Universal
    Vendor Part Number03471
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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