San Francisco quarterbacks Joe Montana and Steve Young huddle with offensive coordinator Mike Shanahan during a training camp session in 1992. This year’s 49ers squad has its own QB dilemma - Colin Kaepernick vs. Alex Smith. In his latest column on SI.com,  Don Banks says there is a precedent for a teams winning the Super Bowl after switching quarterbacks midway through the season. (Peter Read Miller/SI)
BANKS: Opinions split on Kaepernick move, but history backs HarbaughGALLERY: San Francisco 49ers Glory Years

San Francisco quarterbacks Joe Montana and Steve Young huddle with offensive coordinator Mike Shanahan during a training camp session in 1992. This year’s 49ers squad has its own QB dilemma - Colin Kaepernick vs. Alex Smith. In his latest column on SI.com,  Don Banks says there is a precedent for a teams winning the Super Bowl after switching quarterbacks midway through the season. (Peter Read Miller/SI)

BANKS: Opinions split on Kaepernick move, but history backs Harbaugh
GALLERY: San Francisco 49ers Glory Years

Joe Montana and Steve Young work on their throwing during a 1990 49ers practice. The duo led San Francisco to five Super Bowl titles in the ’80s and ’90s. Is this year’s 49ers squad ready for a Super Bowl run? After beating Green Bay in Week 1, many NFL experts believe they are. (Al Golub/AP)
KING MMQB: Thoughts on the NFL’s opening weekBANKS: RGIII delivers on hype | Week 1 Snap Judgements

Joe Montana and Steve Young work on their throwing during a 1990 49ers practice. The duo led San Francisco to five Super Bowl titles in the ’80s and ’90s. Is this year’s 49ers squad ready for a Super Bowl run? After beating Green Bay in Week 1, many NFL experts believe they are. (Al Golub/AP)

KING MMQBThoughts on the NFL’s opening week
BANKSRGIII delivers on hype | Week 1 Snap Judgements