NFL preview: San Francisco 49ers top The Tribune's power rankings

1) San Francisco 49ers • Unyielding defense, and added offensive weapons, too.

2) Green Bay Packers • The most explosive offense in the league.

3) New England Patriots • With Brady will always have a chance.

4) Dallas Cowboys (1-0) • Road win at the Giants was huge.

5) Denver Broncos • AFC West is there for the taking.

6) Chicago Bears • NFC North should be fun.

7) Baltimore Ravens • The defense ages another year

8) New Orleans Saints • Despite losses, still has Drew Brees

9) Pittsburgh Steelers • May not be the same team.

10) Houston Texans • Has three of the best offensive weapons in the league.

11) Philadelphia Eagles • Could this finally be the season?

12) New York Giants (0-1) • Secondary looked vulnerable.

13) Detroit Lions • Could struggle to make postseason.

14) San Diego Chargers • Can they get off to good start?

15) Atlanta Falcons • Always good, but never good enough.

16) New York Jets • Only great defense keeps them this high

17) Seattle Seahawks • Could be a sleeper playoff pick.

18) Cincinnati Bengals • Green on his way to being top wideout.

19) Carolina Panthers • The year of Newton?

20) Oakland Raiders • Slowly building

21) Washington Redskins • Offensive line is a mess.

22) Tampa Bay Buccaneers • Has to prove it offensively.

23) Buffalo Bills • Had a great start in 2011, then bottomed out.

24) Jacksonville Jaguars • Jones-Drew is back in the fold.

25) Minnesota Vikings • Could be in for a rough season.

26) Tennessee Titans • Has encountered issues.

27) Arizona Cardinals • Quarterback spot is a mess.

28) St. Louis Rams • Is Sam Bradford a good player?

29) Cleveland Browns • Weeden is the man.

30) Miami Dolphins • Had a soap opera-like offseason.

31) Indianapolis Colts • There's hope in Luck.

32) Kansas City Chiefs • Anemic on both sides of the ball.