a replacement ball joint apparatus and method for conveniently modifying motor vehicle suspension camber , caster or camber / caster combination angle by means of repositioning a wheel spindle top or bottom relative to a control arm . the apparatus includes a mount assembly secured at one end of a ball joint which is connectable at its other end to the spindle , the mount assembly having a slide with a stud extending therefrom . a guide assembly is securable at the control arm and receives and guides the slide .