Diamondback 2013 Overdrive V 29'er Mountain Bike with 29-Inch Wheels Butted 6061-T6 Aluminum Overdrive 29r Frame SR Suntour XCT 29" 100mm Fork Shimano Altus rear derailleur w/EF-51 7spd EasyFire shifters SL-7 Double Wall Rims Promax Alloy Linear Pull Brakes w/Shimano levers