I have a full set, front and rear, of Rock Krawler's 3.5" JK coils. These are the 2nd gen springs, progressive fronts and linear rears...not the newest triple rate springs.
Other than a little dirt, they are in perfect shape. Can me used on a 2dr or a 4dr.
GaTR price - $200
Fronts:
Rears:
Fronts and rears: