 In the Super Bowl XXIV victory over the Denver Broncos, he had 2 sacks and returned a fumble recovery to the one-yard line to set up a 49ers touchdown.On April 19, 1990, he was traded along with Terrence Flagler, a third (#81-Craig Veasey) and an eleventh-round (#304-Myron Jones) draft pick to the Dallas Cowboys, in exchange for a second (#47-Dennis Brown) and third-round (#68-Ron Lewis) draft choices.In 1990, he reunited with head coach Jimmy Johnson.