Originally Posted by Technic
Your suspicion is correct:
E46 19" weights (F/R) lbs:
ZCP = 23/24 (spun cast)
OEM = 28/29 (forged)
So unless these E92 M3 wheels are also spun cast and again BMW is using the term "forged" as they did on the ZCP's, this 23/26 weight is kind of too light
compared with the E46 M3's OEM's.
FYI, I weighed my stock E46 M3 18s at 26# F, 28# R.