Best Raybestos Automotive Hydraulic Parts in 2026

Pressure tested to ensure safe and confident braking

Meets the brake performance requirements of SAE J1153 and J1154 testing, providing reliability and quality

GM-recommended replacement part for your GM vehicle’s original factory component

DOT approved brake line kits offer the necessary extra length to install your application, perfect for anyone who wants to swap out poor performing or decaying factory brake lines.

Stainless Steel replacements offer superior protection and a seriously long lifespan.

Braided stainless steel exterior keeps your lines free from off-road debris, rocks, and mud that can penetrate factory rubber lines.

Brake Proportioning Valve Disc/Drum

Compatible with Ford, Mopar, GM Chevy Chevrolet PV2 Aluminum ACDELCO OEM Quality

Compatibility — Compatible with OEM dual-reservoir type master cylinders. Brake line ports are 1/2" and 7/16"

Recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability

Manufactured with GM Original Equipment specification for fit, form, and function

Designed, Engineered, Tested For GM Vehicles.

Provides The Performance And Dependability You Expect From Acdelco.

Manufactured To Meet Expectations For Fit, Form, And Function.

Country of Origin : United States

The Package Height of the Product is 8.06 inches

The Package Length of the Product is 57.44 inches

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Manufactured with GM Original Equipment specification for fit, form, and function

Stainless Steel Brake Line Fitting for 1/4" or 6 MM Tubing

Thread 7/16-24, Hex Head 7/16", OAL .560

Length of Thread .360, Finish Stainless Steel

Fits most GM application

With a 1-1/8" bore

Chrome Finish; Smooth Top

Nylon Coating for better corrosion protection

Pre-formed and pre-flared for easy installation

GM-recommended replacement part for your GM vehicle’s original factory component

Nylon Coating for better corrosion protection

Pre-formed and pre-flared for easy installation

GM-recommended replacement part for your GM vehicle’s original factory component

SET INCLUDES: This Master Cylinder Adapter Set includes one rectangular adapter for Chrysler and for GM vehicles, one adapter for Toyota and for Lexus vehicles and ten round adapters with the following internal diameter sizes: 29mm, 34.5mm, 42mm, 43.5mm, 47mm, 49.5mm, 50.7mm, 56mm and 74mm. This set also comes complete with a custom molded case for easy transportation and storage. You'll also receive a printable e-manual with purchase, or you can find the manual for free on our website.

DESIGN: The Master Cylinder Adapters in this set are made to work exclusively with our ARES 70921 - 2L Manual Brake Fluid Bleeder, ARES 18051 - 4L Manual Fluid Pressure Bleeder, and ARES 18053 - 4L Manual Fluid Pressure Bleeder and 1L Reservoir Bottle, so you can easily remove fluid and refill fluid into your entire brake system. Note: The quick connect coupler that attaches to these adapters is only included with our 70921, 18051, and 18053 bleeder and is not available for individual purchase.

APPLICATIONS: Adapters designed for use with Chrysler, for Dodge, for Jeep, for Plymouth, for GM (most late model), for Buick, for Cadillac, for Chevrolet, for GMC, for Hummer, for Oldsmobile, for Pontiac, for some Mazda, for Daewoo, for Ford (late model), for Kia, for Mini, for Honda (including Accord), for Nissan, for Hyundai, for Mitsubishi, for Subaru, for some Lincoln, for Toyota, and for Lexus, and for most European cars. See infographics and below for more details.