This harmonic balancer installation tool is designed for use with late model Dodge/Chrysler/Jeep crankshafts. Made from high quality steel material. This tool makes installing the harmonic balancer simple and easy. Just thread the end into the crankshaft and rotate the nut/bearing combo against the harmonic balancer. Sold individually.Proform Harmonic Balancer Puller 66523Specifications: Feature/Benefit Large Bearing for Smooth Installation Category Tools Material Steel Make Chrysler Description_ABR Damper Tool Description_SHO Balancer Installer Description_INV Harmonic Balancer Installation Tool Description_DEF Harmonic Balancer Puller Description_ASC Harmonic Balancer Installation Tool Description_ASC Fits Chrysler/Dodge/Jeep Description_ASC 2006 and Up Description_ASC M14 Description_LAB HARM BALANCER INSTALL TOOL Description_DES Harmonic Balancer Installation Tool Description_DES Fits Chrysler/Dodge/Jeep Description_DES 2006 and Up Description_DES M14 Description_EXT Harmonic Balancer Installation Tool Description_EXT Fits Chrysler/Dodge/Jeep Description_EXT 2006 and Up Description_EXT M14 x 1.5, 9 Description_MKT This harmonic balancer installation tool is designed for use with late model Dodge/Chrysler/Jeep crankshafts. Made from high quality steel material. This tool makes installing the harmonic balancer simple and easy. Just thread the end into the crankshaft and rotate the nut/bearing combo against the harmonic balancer. Sold individually.