Superior K722A-G Gas Kit Shift Correction Package * Harsh 1-2 shift * Soft or flare 2-3 shifts * Slip or flare 2-3 (cold) * Soft or flare 3-4 shifts Package services early and late 722.3, 722.4 and 722.5 Mercedes transmissions,1980 to 1995, Gas Models K722A-Gas kit offers options on firming up the 2-3 and 3-4 shifts from normal to firm to even firmer