Torsion Keys for front ride height adjustment. Lower Center of Gravity. Increased Resistance to Rollover. Enhanced Response and Stability. EIBACH 3887.510 & 3887.510/02 PRO-KIT. Adjustable Front Torsion Keys FITS CHEVROLET 2000 to 2006 Tahoe 2WD/4WD . 1-3", 0.0"
