It was in an article about the plastic gears used in the transmission. It talked about Jack Crain, the inventor of the transmission, and stated, "Maytag’s requirements called for the transmission to last at least 15 years in residential service." It also states, "After the plastic gears passed laboratory life tests, Maytag put them into production- line washing machines in September, 1996. To date, the new units have performed satisfactorily with no surprises." This article was written in 2000.