Didn't see this info in the thread yet but stolen from the other forum

Spring rates and advertised drop


Vogtland
215 Front, 138 Rear
1.4" Front Drop, 1.4" Rear Drop.

SSC (regular and "sound system")
190 Front, 140 Rear
1.8" Front Drop, 1.6" Rear Drop; "Sound System" 1" Rear Drop.

B&G
(info pending)
1.5" Front Drop, 1.5" Rear Drop.

Eibach (new)
154-220 Front, 109-166 Rear
1" Front Drop, 1" Rear Drop.

Eibach (old)
200 Front, 115-165 Rear


WBS
275 Front, 225 Rear
1.5" Front, 1.0" Rear

Sprint (97-03)

1.8" Front, 1.6" Rear

Sprint (04-08)

1.7" Front, 1.7" Rear