Update with bare style 87 weights:

Fronts weigh 36.6 lbs
Rears weigh 37.0 lbs

This includes tire valve and center cap (s/b negligible) but no balancing weights.

Also weighed the tires old and new.

Bridgestone Dueller runflat 275/40/20F and 315/35/20R about 6-7/32 tread at 38.6 lbs front and 43.2 lbs rear

Continental DWS non-RFT in same size with 8-9/32 tread at 28.9 lbs front and 33.3 lbs rear.

__________________
2012 xDrive35d
2001 BMW X5 3.0i 5MT
and two 1987 Corvettes - Callaway Twin Turbo and Guldstrand Grand Sport 80
Block Tester