PFF69-102GBLK - Powerflex Geometry Adjustable Component (GAC), Caster adjustable bush. Adjustment range +/- 0.33 deg PFR69-123BLK - This bush fits the rear diff bracket as fitted to early JDM RA models and early UK WRX models, please check image to confirm correct mounting bracket. All other models use PFR69-122 where the rear diff mounts directly onto the subframe.
