Setting: 5100 SeriesPosition: FrontFront Spring Type: Torsion BarRear Spring Type: LeafDescriptor: Excludes vehicles equipped with Quadrasteer; Front Lifted Height: 4-6"Quantity Needed Per Vehicle: 2*Collapsed Length (IN): 13.52*Extended Length (IN): 21.46*Collapsed Length (MM): 343.3*Extended Length (MM): 545Finish: Zinc platedReservoir: NoBody Design: 46mm ID smooth body (Non-coilover)*Lift Height is suggested by mfg. Due to the many different aftermarket suspension systems it is recommended that a measurement is taken for proper application.  A pin to eye shock is measured from the base of the stem where the mounting hardware rests to the center of the eyelet.