Complex sentence: In 2006, he and the Cavaliers negotiated a three-year, $60 million contract extension instead of the four year maximum as it allotted James the option of seeking a new contract worth more money as an unrestricted free agent following the 2010 season.
Split into simpler sentences: In 2006, he and the Cavaliers negotiated a three-year, $60 million contract extension. This was instead of the four year maximum length as it allotted James the option of seeking a new contract worth more money as an unrestricted free agent following the 2010 season.