850, S70, V70 & C70 models have some variations in this mount and the different variations are not interchangeable.
This mount fits:
All 1996 to 1997 850 models
1995 850 sedan after chassis 252994
1995 850 wagon after chassis 155158
1998-2000 S70 and V70 FWD/2WD models with 280mm diameter front brake rotors
1998-2004 C70 FWD/2WD models with 280mm diameter front brake rotors