James Harden to wear No. 1 with Sixers, as No. 13 is Wilt Chamberlain's retired number, per report | CBS Sports Headlines James Harden to wear No. 1 with Sixers, as No. 13 is Wilt Chamberlain's retired number, per report Harden was traded to the Sixers from Brooklyn on Thursday … Continue reading James Harden to wear No. 1 with Sixers, as No. 13 is Wilt Chamberlain's retired number, per report