With LeBron James likely to coast through the season to save up for the play-offs, it's time for Kyrie Irving and Kevin Love to prove their worth.
Last season: 57-25
Players - Out: Timofey Mozgov, Matthew Dellavedova, Sasha Kaun, Dahntay Jones, Mo Williams (retired). In: Mike Dunleavy, Chris Andersen, Markel Brown, John Holland.
Getting Al Horford from Atlanta upgrades this defence-first team into a dark horse for the Eastern title.
Last season: 48-34
Players - Out: Jared Sullinger, Evan Turner, John Holland. In: Al Horford, Gerald Green. Rookies: Jaylen Brown, Guerschon Yabusele, Ante Zizic.
Big question: How will Dwight Howard fit into their flowing offence? Will the towering centre clog up the middle?
Last season: 48-34
Players - Out: Al Horford, Jeff Teague, Lamar Patterson. In: Dwight Howard, Jarrett Jack, Will Bynum, Ryan Kelly, Malcolm Delaney. Rookies: Taurean Prince, DeAndre Bembry.
Still a well-drilled offensive team, but made precious few off-season improvements. Last season: 56-26
Players - Out: Bismack Biyombo, James Johnson, Luis Scola, Jason Thompson.
In: Jared Sullinger. Rookie: Jakob Poeltl.
Once again they try to build around Paul George, and getting a good play-off seeding will be the primary target.
Last season: 45-37
Players - Out: Jordan Hill, Ty Lawson, Solomon Hill, Ian Mahinmi, George Hill, Shayne Whittington.
In: Aaron Brooks, Al Jefferson, Kevin Seraphin, Jeremy Evans, Jeff Teague, Thaddeus Young.
Good enough for the play-offs, but better defence needed.
Last season: 41-41
Players - Out: Alan Anderson, Jared Dudley, Nene Hilario, Ramon Sessions, Drew Gooden.
In: Ian Mahinmi, Andrew Nicholson, Johnny O'Bryant, Jason Smith.
Major off-season rebuilding sees Dwyane Wade return to his home town. Will he be healthy enough to lead the Bulls into the play-offs?
Last season: 42-40
Players - Out: Derrick Rose, Pau Gasol, Joakim Noah, Mike Dunleavy, Aaron Brooks, Cameron Bairstow, Justin Holiday, E'Twaun Moore.
In: Dwyane Wade, Rajon Rondo, Robin Lopez, Isaiah Canaan, Jerian Grant. Rookie: Denzel Valentine.
NEW YORK KNICKS
The favourite dysfunctional team in the past decade had a blockbuster off-season. They should sneak into the play-offs at the very least.
Last season: 32-50
Players - Out: Arron Afflalo, Langston Galloway, Kevin Seraphin, Derrick Williams, Jose Calderon, Jerian Grant, Robin Lopez, Amar'e Stoudemire (retired).
In: Derrick Rose, Brandon Jennings, Mindaugas Kuzminskas, Courtney Lee, Joakim Noah, Justin Holiday.
TEAMS NOT IN CONTENTION
Brooklyn , Charlotte, Detroit , Miami , Milwaukee , Orlando , Philadelphia.