The ACT PB404A pilot bearing oil seal for 1986 Mazda RX-7 is a replacement seal intended for use in applications that utilize the PB1013 pilot bearing. It protects the bearing area from contamination and supports reliable clutch engagement during driveline operation. ACT positions this part as a service replacement and includes the manufacturer’s one-year warranty noted in its product materials.
ACT 1986 Mazda RX-7 Pilot Bearing Seal for PB1013