Ford A4LD Transmission Superior Shift Correction Kit This Shift Correction Kit from Superior will improve all A4LD Transmissions from 1985-1995. This Shift Correction Kit helps eliminate the following problems: Late shifts, weak shifts, delayed reverse, 3rd clutch failure, 2-3 flair, 4-3 flair and improves overall performance. This Shift Correction Kit will come with installation directions in English and Spanish and illustrations.