Siensa Autofren Rear Caliper Rebuild Kit – Mazda MX-5 Eunos NB 98-05, 35mm BIG BRAKE

Rebuilding your Mazda MX-5’s rear calipers?

This Siensa Autofren kit’s got everything—piston, seals, bleed nipple, the works.

IMPORTANT: only fits the BIG BRAKE setup with 35mm pistons and 276mm discs.

Piston’s cast iron, made in Spain, bleed thread is M7x1.00mm.

2-year seller warranty included.

Crosses to OE numbers like 233519, BCP3519, SCR0054.

Don’t guess—check your setup first.

This kit’s solid.