●[Vehicle Fitment]: Compatible with Dodge Dakota 1999-2004, Durango 1999-2003, Viper 2003-2006/2008-2009---Bore: 1.125 Inch ●[Note]: It comes with Reservoir and Sensor ●[Reference Number]: The A-Premium Brake Master Cylinders reference number: M134437, 102967, MC390508, 5013131AA, 5013131AB, 5072994AA, 5093049AA. Before placing an order, verify that the part is compatible with your vehicle using the compatibility system. ●[Specification]: Material: Aluminum; Master Cylinder Bore Diameter: 1.125 inch; Forward Outlet Size: M10 x 1.0; Rearward Outlet Size: M12 x 1.0 ●[Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted brake master cylinder assembly. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.