We 're all pretty excited here at Iden.i to finally be able to show the new and updated AKA and Dr Jekyll bikes, and rightly so, they 've been a long time coming..Iden.i Dr. Jekyll DJ/MtnX. Bicycle Blue Book Value. DESCRIPTION. 7000 series aluminum; Extra thick lower headwall; Twin side-plate Coffin-Cut head . - The new Iden.i AKA hardand Iden.i Dr Jekyll dirtjump bikes were on display at this week 's Cycle Show at the NEC..