4R44E 4R55E 5R55E NEW OVERDRIVE SERVO PISTON WITH 2.314" OUTER DIAMETER TO FIT ZC CASTING SERVO COVER 1997-ON.

THIS IS A NEW OEM BRUSS OVERDRIVE SERVO PISTON FOR THESE AUTOMATIC TRANSMISSIONS,

FORD       MERCURY   MAZDA    MERKUR

• 4R44E 1997-ON WITH ZC CASTING ON SERVO COVER.
• 4R55E 1997-ON WITH ZC CASTING ON SERVO COVER.
• 5R55E 1997-ON WITH ZC CASTING ON SERVO COVER.

THIS SERVO MEASURES 2.314"  OUTER DIAMETER.

THIS SERVO WILL WORK ONLY IF USED WITH A SERVO COVER WITH ZC CASTING ON IT!!!!!

EVERY TRANSMISSION ABOVE WILL TAKE TWO OF THESE SERVOS AND NOT ALWAYS THE SAME SIZE AND CASTING ON THE COVER.

THIS LISTING IS FOR THE SERVO ONLY AND NOT THE COVER!!!

WE CAN COMBINE SHIPPING ON MUTABLE ORDERS OF DIFFERENT CASTING COMBINATIONS.

THIS PISTON IS MADE BY BRUSS AND IS 100% OEM.