PFR80-440, Opel Calibra (1989-1997), Rear Trailing Arm Bush If you do not require geometry adjustment of the rear trailing arms, then you would need to purchase 4 x PFR80-440's., 2 stuk(s) benodigd per auto, 2 stuk(s) in verpakking, prijs per set van 2 stuk(s)