UPP lists it on their site:
FRONT
Tesla standard 29mm front sway bar rate: 650 lbs/in
Unplugged Performance 31.8mm front sway bar rate soft: 740 lbs/in
Unplugged Performance 31.8mm front sway bar rate medium: 890 lbs/in
Unplugged Performance 31.8mm front sway bar rate firm: 1075 lbs/in
REAR...