FN3421 BRAKE SHOE SET OF 2 OR 4 SHOES NiBK JNBK REAR FOR NIBK FN3421 SB BS25421 FORD 1 106 633 1106633 FORD 1 106 634 1106634 FORD 1 123 790 1123790 FORD 1 125 669 1125669BECAUSE 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