This Torsion Bar Unloading Tool is a must have for anyone doing suspension work. Fits GM/Chevy/Ford/Dodge trucks. Does not fit the 2011 + HD models. Warranty after receiving. Door Lock Actuator. Also fits 1988 to 2003 GMC and Chevrolet 1/2 (1500), 3/4 (2500) and 1 ton (3500) pick up.