StopTech caliper bracket for 83-133-0023, 83-142-0023 ST-22 2-piston 328x28mm rear big brake kit. Left or Right. Requires two bolts (p/n 40.090.1028) and two washers (p/n 40.220.0001), which are not included.
Manufacturer # 36.133.3225  Product # ZEC361333225