Sherman Lewis, a revered NFL assistant who won four Super Bowl championships, has died at 83. Lewis was also an All-American and Heisman Trophy finalist as a running back for the University of Michigan.

His NFL coaching career spanned several decades, during which he became known for his offensive expertise and mentorship. The four titles underscore his impact on some of the league's most dominant teams.

Lewis's collegiate achievements at Michigan included being named an All-American and finishing as a Heisman Trophy finalist, a rare honor for a running back. Those accomplishments laid the foundation for his professional coaching success.

The football community mourns the loss of a figure whose contributions spanned both college and professional levels. His legacy endures through the players and coaches he influenced.

Details on survivors and memorial arrangements were not immediately available from the source.