Which other legendary Pittsburgh Steelers numbers should be retired?

Steelers QB legend Ben Roethlisberger retires at age 39

Men's Pittsburgh Steelers Franco Harris Nike Black Game Retired Player Jersey

Pittsburgh Steelers Team History: The Ultimate Breakdown - Sports Illustrated

Minus 'the big man,' Steelers retire Franco Harris' uniform number in emotional ceremony

How many Steelers jerseys have been retired?

Terry Bradshaw is one of the greatest to ever step on the field for the Pittsburgh Steelers. Celebrate the storied career of your all-time favorite

Terry Bradshaw Pittsburgh Steelers Nike Women's Retired Player Jersey - Black

Steelers' Stephon Tuitt, 29, Announces Retirement

124 Retired Pittsburgh Steelers Stock Photos, High-Res Pictures, and Images - Getty Images

Here are the jersey numbers the Steelers need to retire officially

Steelers, Franco Harris Family Unveil Retired Jersey Display