FN3327 BRAKE SHOE SET OF 4 SHOES NiBK JNBK FRONT HANDBRAKE FOR NIBK FN3327 SB BS21327 MAZDA 1391-33-310 139133310 MAZDA 1391-33-310A 139133310A MAZDA 1391-33-310B 139133310B MAZDA 1393-49-230 139349230BECAUSE OF THE COMPLEXITY OF BRAKE SYSTEMS IF YOU ARE NOT SURE ABOUT THE ITEM YOU ARE CHOOSING ! THEN EMAIL THE FOLLOWING INFO TO US, TO INVESTIGATE ALL INFO IS REQUIRED, IF YOU DONT, THEN WE WILL JUST DELETE YOUR EMAIL. A) 17 DIGIT VIN NUMBER B) YEAR MODEL + ENGINE SIZE C) ANY OTHER PERTINENT INFOMATION BRAKE SHOE SET (SET OF 4 SHOES) OR HAND BRAKE SHOE SET (SET OF 2) 1 SET OF BRAKE SHOES WILL DO 1 AXLE (2 WHEELS) OR 1 SET OF HANDBRAKE SHOES DO 1