Im thinking of selling my 2001 curvy 21000kapprox but am unsure as to what price i could ask for it?

It has go a fair few extras which i will try and list its just remembering- colour coded lower fairings, relentless decals, stainless exhaust,braded brake hoses,relentless brake reservoir cover, colour coded single seat cowel and original seat, colour coded front shocks rear swing arms and rear foot rests, has double bubble tinted screen, carbon look top york and speedo covers, undertray, mini indicators all round,carbon rear hugger 7x5 inch plate,white wheel tape, new avon storm tyres 500 miles ago and counting tax till end of september, mot april 2012 im sure there is more but cant think at this point???? this is quite an old pic so some things ive listed may not be on here, thanks for any comments

2 new avon storm tyres 500 miles ago and counting tax till end of september, mot april 2012 im sure there is more but cant think at this point????