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84543807 Genuine GM Brake Master Cylinder For Silverado Express Savana
84543807 Genuine GM Brake Master Cylinder For Silverado Express Savana

84543807 Genuine GM Brake Master Cylinder For Silverado Express Savana

P/N: 84543807 Manufactured by: GM
$220.00 - $220.00
$220.00
$220.00 - $220.00
$220.00
4 in Stock
Condition: New
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Description

The 84543807 is a genuine GM brake master cylinder built for select 2009–2019 Chevrolet and GMC truck and van applications. It regulates hydraulic pressure generated by the brake pedal and distributes it through the factory brake system, helping maintain consistent braking performance and predictable pedal control.

Vehicle Compatibility

Year Vehicle Engine Trims
2019 Chevrolet Express 2500 2.8L L4 Diesel, 4.3L V6 Flex, 4.3L V6 Gas, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas Base, LS, LT
2019 GMC Savana 2500 2.8L L4 Diesel, 4.3L V6 Flex, 4.3L V6 Gas, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas Base, LS, LT
2018 Chevrolet Express 2500 2.8L L4 Diesel, 4.3L V6 Flex, 4.3L V6 Gas, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas Base, LS, LT
2018 Chevrolet Express 3500 2.8L L4 Diesel, 4.3L V6 Flex, 4.3L V6 Gas, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas Base, LS, LT
2018 Chevrolet Express 4500 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas Base
2018 GMC Savana 2500 2.8L L4 Diesel, 4.3L V6 Flex, 4.3L V6 Gas, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas Base, LS, LT
2018 GMC Savana 3500 2.8L L4 Diesel, 4.3L V6 Flex, 4.3L V6 Gas, 6.0L V8 CNG, 6.0L V8 Flex Base
2017 Chevrolet Express 2500 2.8L L4 Diesel, 4.8L V8 Flex, 6.0L V8 Flex, 6.0L V8 Gas Base, LS, LT
2017 Chevrolet Express 3500 2.8L L4 Diesel, 4.8L V8 Flex, 6.0L V8 Flex, 6.0L V8 Gas Base, LS, LT
2017 Chevrolet Express 4500 6.0L V8 Flex, 6.0L V8 Gas Base
2017 GMC Savana 2500 2.8L L4 Diesel, 4.8L V8 Flex, 6.0L V8 Flex, 6.0L V8 Gas Base, LS, LT
2017 GMC Savana 3500 2.8L L4 Diesel, 4.8L V8 Flex, 6.0L V8 Flex Base
2016 Chevrolet Express 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2016 Chevrolet Express 3500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2016 Chevrolet Express 4500 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base
2016 GMC Savana 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2016 GMC Savana 3500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex Base
2015 Chevrolet Express 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2015 Chevrolet Express 3500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2015 Chevrolet Express 4500 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base
2015 GMC Savana 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2015 GMC Savana 3500 4.8L V8 Flex, 6.0L V8 Flex Base
2014 Chevrolet Express 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2014 Chevrolet Express 3500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2014 Chevrolet Express 4500 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base
2014 Chevrolet Silverado 2500 HD 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2014 Chevrolet Silverado 3500 HD 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2014 GMC Savana 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2014 GMC Savana 3500 4.8L V8 Flex, 6.0L V8 Flex Base
2013 Chevrolet Express 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2013 Chevrolet Express 3500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2013 Chevrolet Express 4500 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base
2013 Chevrolet Silverado 2500 HD 6.0L V8 CNG, 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2013 Chevrolet Silverado 3500 HD 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2013 Chevrolet Suburban 2500 6.0L V8 Flex LS, LT
2013 GMC Savana 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2013 GMC Savana 3500 4.8L V8 Flex, 6.0L V8 Flex Base
2012 Chevrolet Express 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2012 Chevrolet Express 3500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2012 Chevrolet Express 4500 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base
2012 Chevrolet Silverado 2500 HD 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2012 Chevrolet Silverado 3500 HD 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2012 Chevrolet Suburban 2500 6.0L V8 Flex LS, LT
2012 GMC Savana 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2012 GMC Savana 3500 4.8L V8 Flex, 6.0L V8 Flex Base
2011 Chevrolet Express 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2011 Chevrolet Express 3500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2011 Chevrolet Express 4500 6.0L V8 Flex, 6.6L V8 Diesel Base
2011 Chevrolet Silverado 2500 HD 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2011 Chevrolet Silverado 3500 HD 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2011 Chevrolet Suburban 2500 6.0L V8 Flex LS, LT
2011 GMC Savana 2500 4.8L V8 Flex, 6.0L V8 CNG, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2011 GMC Savana 3500 4.8L V8 Flex, 6.0L V8 Flex Base
2010 Chevrolet Express 2500 4.8L V8 Flex, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2010 Chevrolet Express 3500 4.8L V8 Flex, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2010 Chevrolet Express 4500 6.0L V8 Flex, 6.6L V8 Diesel Base
2010 Chevrolet Silverado 2500 HD 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2010 Chevrolet Silverado 3500 HD 6.0L V8 Flex, 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2010 Chevrolet Suburban 2500 6.0L V8 Flex LS, LT
2010 GMC Savana 2500 4.8L V8 Flex, 6.0L V8 Flex, 6.6L V8 Diesel Base, LS, LT
2010 GMC Savana 3500 4.8L V8 Flex Base
2009 Chevrolet Express 2500 4.8L V8 Gas, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2009 Chevrolet Express 3500 4.8L V8 Gas, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2009 Chevrolet Express 4500 6.0L V8 Gas, 6.6L V8 Diesel Base
2009 Chevrolet Silverado 2500 HD 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2009 Chevrolet Silverado 3500 HD 6.0L V8 Gas, 6.6L V8 Diesel LT, LTZ, WT
2009 Chevrolet Suburban 1500 6.0L V8 Gas LT, LTZ
2009 Chevrolet Suburban 2500 6.0L V8 Gas LS, LT
2009 GMC Savana 2500 4.8L V8 Gas, 6.0L V8 Gas, 6.6L V8 Diesel Base, LS, LT
2009 GMC Savana 3500 4.8L V8 Gas, 6.0L V8 Gas Base


General Specifications

Condition New
Part Number 84543807
Brand GM
Part Type Brake Master Cylinder
Years 2009–2019
Vehicle Chevrolet Express, Express HD, Silverado 2500 HD, Silverado 3500 HD, Suburban 1500, Suburban 2500, GMC Savana
Engine Compatibility 2.8L L4 Diesel, 4.3L V6, 4.8L V8, 6.0L V8, 6.6L V8 Diesel
Fitment Type Direct Replacement


Product Features

The 84543807 brake master cylinder is built to match factory performance and installation requirements:

  • Converts brake pedal input into hydraulic pressure for proper brake system operation
  • Engineered with factory-style mounting points and brake line connections for accurate installation
  • Designed for compatible gasoline, Flex Fuel, CNG, and diesel Chevrolet and GMC applications
  • Provides steady hydraulic pressure to support balanced braking under everyday and heavy-load conditions
  • Manufactured to GM engineering specifications for dependable operation throughout the service life of the braking system

Application Notes

The 84543807 is intended for vehicles equipped with the original hydraulic brake system listed for these applications. After installation, refill the brake fluid reservoir with the correct fluid, bleed the system thoroughly, and inspect all hydraulic fittings before driving the vehicle.

Always verify the part number, VIN, brake system configuration, engine application, and hydraulic line connections before installation.

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