EBC GD Sport vented rear rotors for 1986–1989 Mazda RX‑7 2.4 (1.3 rotary) are made to OE grey cast iron specification and finished with precision machining. These 273mm vented discs with five bolt holes are produced largely in EBC’s British foundry and sampled and tested when sourced externally, offering a reliable OE-spec replacement with attention to material and runout control.
EBC 86-89 Mazda RX7 2.4 (1.3 Rotary)(Vented Rear Rotors) GD Sport Rear Rotors