H&R Coil Over Suspension come directly from the track where racers wanted racing parts on their street cars. These precisely matched components are designed for the street. H&R threaded body coil overs have an impressive street personality and can be used at weekend club track events. They are tuned for the un-compromised handling you demand, but without the harshness you'd expect from a less advanced suspension system. When lowering this chassis more than 1.4 you must use H&R special front sway bar number 900.525.01 to accomodate drive shaft clearance. Average Low: Front 1.25-2.0 inches / Rear 1.25-2.5 inches