Chris Johnson Signed Tennessee Titans F/S Speed Helmet 2006 Yds BAS 31322 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a Tennessee Titans full size speed replica helmet that was personally autographed by Chris Johnson with 2006 rush yards 2008 inscription. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.