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Brakes› Master Cylinders-Boosters and Components

OER

9-Inch Single Diaphragm Power Brake Booster

$104.99 $94.99 Save $10.00

SKU: PB1086A

In Stock
In Stock
Ships by Aug 4
Free Shipping over $100
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The OER power brake booster is a 9-inch single diaphragm assembly designed as a direct-fit replacement for various 1964-1974 GM models. This component features a factory-correct GM Delco-style design, ensuring seamless integration into your classic vehicle's braking system while maintaining an authentic under-hood appearance. Constructed with a durable gold zinc finish, the unit is built to meet or exceed original equipment specifications.

MIA's Description

The OER power brake booster is a 9-inch single diaphragm unit designed for vintage GM vehicles. Featuring a gold zinc finish, this replacement component utilizes a GM Delco-style design to maintain original aesthetics and functionality.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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

Available on iOS & Android

Specifications

BrandOER
Part NumberPB1086A
CategoryBrakes

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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