Brakes› Master Cylinders-Boosters and Components

LEED BRAKES

LEED Brakes 7 inch dual power booster, 1-1/8 inch bore master adjustable valve (Zinc)

$310.42

SKU: L028 3S105

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 3S105

New 7" Dual Diaphragm zinc plated power brake booster, master cylinder & adjustable proportioning valve combo. This 7" power booster is hand polished before a yellow zinc finish is applied for a top quality finish. The top quality power brake booster is designed mount directly to your factory firewall. Also included in this kits is a new 1-1/8" bore master cylinder and adjustable proportioning valve equipped to work with front disc rear drum or 4 wheel disc applications.

Features:

  • New unit not remanufactured
  • Includes brackets and pushrod

Leed Brakes power booster assemblies are shipped fully assembled. This insures proper adjustment of the pushrod between the power booster and master cylinder and proper fitment all valves, lines and brackets for a trouble-free installation.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

Our 8" Dual Power Brake Booster Kits are an easy way to upgrade your braking performance. This kit is a must for any truck or SUV that has swapped to disc brakes or for a daily driver to help reduce pedal effort. Our kit includes an 8" Dual Diaphragm Zinc Power Brake Booster, a new 1" Bore Master Cylinder, and a disc/drum proportioning valve kit that includes the bracket, brake lines, and brake light warning switch. This kit will only work for vehicles with automatic transmissions and column shifters. Installation is a bolt-in application for vehicles with factory power brakes.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandLEED BRAKES
Part NumberL028 3S105

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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