winter rims 17" 5x115

I browsed around but couldnt find a good answer. Will the 17" ALUMINUM rims that came stock on a base model RWD 300 (unsure of year) fit onto my RWD 2007 300C? I ask because the STEEL 17" rims I have will not clear the front caliper. Different geometry on the AL ones so If the AL ones will fit...