How much do the springs that come with the Tockio D-Spec's lower the coupe by? Seems to be really hard to find any information for this product.

 

Oem spring rates
G35 coupes with oem 17’s & 18’s
G35 sedan’s with sport suspension
350Z’s 2003/2004
Front:314 Rear:342

Oem spring rates
G35 coupes 2005/2006 with oem 19’s only
350Z 2004.5 to 2006
Front:314 Rear:427

Tokico D-spec shock & spring package
G35 - DSK507 -
Spring rates 240f/300r - Linear Springs 1.2" (coupe)