Trek 8.4 DS men's mountain bike 19.5 inch excellent condition Text - 778-800-2405 Frame Trek Alpha Gold aluminum Fork SR SunTour NEX, 63mm-travel Rims/Wheels Bontrager Hubs Formula aluminum Tires Bontrager LT3, 700 x 38c Crankset FSA Dyna Drive Chainrings 48/36/26 Front Derailleur Shimano Acera Rear Derailleur Shimano Alivio Rear Cogs SRAM PG-950, 9-speed: 11-32 Shifters Shimano Acera Handlebars Bontrager low riser Tape/Grips Bontrager Satellite Elite, lock-on ergonomic Stem Bontrager Blendr Elite Brake Levers Tektro Brakes Tektro HDC-300 disc Pedals Nylon platform Saddle Bontrager H1 Seatpost Bontrager SSR Free Helmet and U-Lock included