Item Description: This high-quality brake master cylinder is a direct replacement for Chrysler & Dodge. It comes with a bore diameter of 1" and fits listed vehicles. This product has a manufacturer warranty of 2 years and is not a universal fitment. The finish is brand new and the OE/OEM part number is 5139148AA. Please note that stock pictures are shown, but the actual product may vary. It is important to check the fitment detail before purchasing. This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement. Placement: 390977 Brake master cylinder (bore 1” 3 outlets M12 X 1.0). Compatibility: Chrysler 300 2005-2007 V6-2.