Complete Kit rear Brake disks ventilated for Alfetta series and all Alfa romeo with De dion system. (Alfetta GT, GTV6, 75, 90)
This parts assemble with spacers in the originals Brakes calipers. 
Disk diameter 250mm x size 20mm, Kit including spacers, rubbers and brake hose performing.
Very good performance on Track, Optimum brake space reduction on rear brakes, In Alfetta is notoriously poor!

Kit Rear Brake system ventilated Alfetta series