The Brembo two-piece front rotor for 2014–2019 991 GT3 and 991 GT3 RS (excluding PCCB) is a 380×34 mm, two-piece disc with a Type-3 slotted surface. Sold as a front rotor set, the specification clarifies two-piece construction and slotting for direct-fit use on the specified 991-series GT3 models without PCCB equipment.
Brembo 14-19 991 GT3/991 GT3RS (Excl PCCB) Front 2-Piece Discs 380x34 2pc Rotor Slotted Type-3