I BOUGHT THIS TREK USA 8500 ZX ALUMINUM SERIES NEW IN 1995. 19 1/2" SEAT TUBE CTC WITH 23" TOP TUBE CTC HIGH QUALITY EASTON EA 70 TAPER WALL TUBING THE BIKE IS 100 PERCENT ORIGINAL, EXCELLENT RUNNING CONDTION AND IT COMES WITH ALL IT'S ORIGINAL COMPONENT PARTS. ORIGINAL TREK SWAMI FRONT 32 HOLE HUB. THE ORIGINAL REAR HUB DEORE XT 32 HOLE WITH SHIMANO HYPERGLIDE 11-28 8 SPEED CASSETTE ORIGINAL FRONT HUB IS A BONTRAGER SYSTEM 3 BIKE COMES WITH ORIGINAL OWNERS MANUAL, STEM, AND ORIGINAL PEDALS ADDED THE HIGH STEM FOR COMFORT RIDING. I STOPPED RIDING THE BIKE IN 2000 KEPT INSIDE MY HOME, LAST YEAR I INSTALLED ALL NEW CABLES, CHAIN AND GREASE JOB. SOME SPECS BELOW DEORE XT PACKAGE WITH BONTRAGER SYSTEMS SADDLE, SEAT POST STEM, AND FRONT ORIGINAL SYSTEM 3 HUB. REAR HUB IS SHIMANO DEORE XT DEORE XT CRANK 175 mm with 42 X 32 X 22 rings. DEORE XT FRONT / REAR DERAILLEUR DEORE XT BRAKE LEVERS AND BRAKES SHIMANO CARTRIDGE BB ORIGINAL AHEADSET/DIACOMPE HEADSET MANITOU POSI-LINK FRONT FORK BIKE WILL BE PRO PACKED IN NEW HD BIKE BOX.