Description:

[Vehicle Fitment]: Compatible with Jeep CJ5 1977(Bore: 1.0625 Inch, CJ5 1978(Bore: 1.0625 Inch; 1 Inch x 2 Inch Brakes, CJ7 1977 (Bore: 1.0625 Inch), CJ7 1978 (11 Inch x 2 Inch Brakes)---Power Brakes. [Note]: It comes with Reservoir and Without Sensor. [Reference Number]: The A-PremiumBrake Master Cylinder's reference number: M39809, 4796476, 5356428, 8127821. Before placing an order, verify that the part is compatible with your vehicle using the compatibility system.. [Specification]: Material: Cast Iron; Master Cylinder Bore Diameter: 1.063 inch; Rearward Outlet Size: 1/2-20.