▁year ▁that ▁the ▁Qu annon ▁was ▁sold ▁in ▁the ▁U . S . ▁ ▁Qu annon ▁N aked ▁In ▁October ▁ 2 0 0 8 , ▁a ▁ 1 2 5 ▁cc ▁n aked ▁version ▁called ▁Qu annon ▁N aked ▁was ▁made ▁available . ▁The ▁n aked ▁version ▁of ▁the ▁bi ke ▁has ▁been ▁re vised ▁in ▁several ▁aspects ▁compared ▁to ▁the ▁original , ▁and ▁now ▁features ▁an ▁al umin um ▁frame ▁which , ▁at ▁ 8 . 9 ▁kg , ▁is ▁ 3 0 % ▁l ighter ▁than ▁its ▁steel ▁counter part . ▁The ▁front ▁susp ension ▁is ▁also ▁made ▁of ▁al umin um ▁now , ▁and ▁its ▁diameter ▁was ▁increased ▁from ▁ 3 3 ▁to ▁ 3 7 ▁mm . ▁The ▁fuel ▁tank ▁capacity ▁was ▁also ▁increased ▁by ▁ 1 . 5 ▁lit ers , ▁bringing ▁it ▁to ▁ 1 5 ▁lit ers . ▁As ▁far ▁as ▁performance ▁goes , ▁the ▁g ear ▁r ati os ▁were ▁re vised , ▁account ing ▁for ▁a ▁shorter ▁first ▁g ear , ▁and ▁the ▁rev ▁limit ▁was ▁raised ▁from ▁ 1 0 , 0 0 0 ▁to ▁ 1 2 , 0 0 1 ▁R PM . ▁Also , ▁the ▁air ▁filter ▁int ake ▁was ▁modified ▁to ▁make ▁it ▁more ▁silent , ▁and ▁the ▁exhaust ▁has ▁been ▁red es igned ▁and ▁is ▁now ▁divided ▁into ▁two ▁segments , ▁which ▁should ▁make ▁it ▁easier ▁to ▁install ▁an ▁after market ▁replacement . ▁All ▁new ▁are ▁the ▁single ▁head light ▁and ▁re work ed ▁instruments ▁panel ,