Original Reebok football shirt RC Lens 2009/10

This 2009-2010 season of the Racing Club of Lens marks the return of the club to the first division, a year after leaving it. Racing players resumed training on June 29, 2009 and completed two pre-season courses: one at Le Touquet, which was held from July 2 to 5, and the other at Vichy, which took place from July 18 to 26.

During the winter break, the Lensois went on a six-day internship to Malaga in Spain, from January 2 to 7, 2010.