The Brembo GT big brake kit for 1978–1979 Porsche 930 front applications pairs a cast 4-piston caliper with two-piece 355 x 32 mm rotors in a slotted Type 1 pattern finished in black. Specified for the listed model years, the front assembly combines four-piston calipers and two-piece slotted rotors as the catalog-specified replacement package for those vehicles.
Brembo 78-79 930 Front GT BBK 4 Piston Cast 2pc 355x32 2pc Rotor Slotted Type-1-Black