H&R RS ID Springs for the 2017 - 2019 Porsche 991 GT3. ⬇ .75 - 1.5" Front & .75 - 1.4" Rear #HRspringslp #HRsprings #HRinside #HnR #madeingermany #porsche #porsche911 #991porsche #991gt3 #gt3 #porschegt3