In 1992, Barry Foster set the Steelers single season rushing record with 1,690 yards.
Emmitt Smith holds the record for most rushing yards in a career with 18,355 yards. Eric Dickerson holds the record for most rushing yards in a season with 2,105 yards. Adrian Peterson holds the record for most rushing yards in a single game with 296 yards.
Through the 2008 season, that is Edgerrin James with 1,709 rushing yards in the 2000 season.
As of the 2007 season, the Eagles single season rushing yardage record holder is Wilbert Montgomery who ran for 1,512 yards in 1979.
Eric Dickerson currently holds the record for a single season by rushing 2,105 yards. When he made this record, he was playing for the Los Angeles Rams. In 2012 Adrian Peterson got just 8 yards of this record.
Eric Dickerson - 2,105 yards