Alto has introduced a new extension housing seal for a few Ford transmission applications. The models covered by the metal clad seal include: 5R55W/S model years 2002-2010; AODE model years 1992-1995; and 4R70W trucks model years 1993 and on.
Basic dimensions are: OD: 2.485in.; HT: 1.265-in. (medium long boot). The Alto part no. is 049406A.