This item is a set of Front & Rear Brake Rotors and Front Ceramic Brake Pads, Brake Service Kit.  It will fit the following makes and models:

2013-2018 BMW 320i xDrive AWD All Wheel Drive Only ( Will Not Fit Blue Caliper Models Will Not fit M Sport )
2013-2018 BMW 328d xDrive AWD All Wheel Drive Only ( Will Not Fit Blue Caliper Models Will Not fit M Sport )
2013-2018 330i GT  xDrive AWD All Wheel Drive Only ( Will Not Fit Blue Caliper Models Will Not fit M Sport )
2013-2013 330i  xDrive AWD All Wheel Drive Only ( Will Not Fit Blue Caliper Models Will Not fit M Sport )

KIT INCLUDES 8pc

2x Part# 34390 Front Disc Brake Rotors
1x Part# SCD1561 Ceramic Front pads , 4 pads for L & R
2x Part# R1536 Rear Disc Brake Rotors
1x Part# SCD1613 CD1613  New Ceramic Rear pads , 4 pads for L & R
1x Part# B831 NB831 Rear Parking-Emergency Brake Shoe Set Both Sides Rear
1x Part# 17433 Rear Parking-Emergency Brake Shoe Spring Set