Manufacturer may substitute components with components of equal or greater performance level Features: Kids' mountain bike ideal for young riders who want to ride on or off the pavement Tectonic T1 aluminum MTB frame with updated trail geometry and internal cable routing offers lightweight durability 80 mm travel suspension fork cushions bumps from rough riding surfaces Microshift 1 x 7 drivetrain offers simple but efficient pedaling and shifting Mechanical disc brakes provide reliable, all-condition stopping power Aluminum rims with 26-inch by 2.3-inch tires roll over dirt with ease NOTICE: Used Bikes and/or bikes purchased online that have been assembled are non-returnable. We strongly recommend that a professional bicycle mechanic properly assembles, repairs, and maintains the bicycle. Dick's Sporting Goods will provide free in-store assembly service by a certified technician for any bicycle purchased on our website or in our stores (proof of purchase required). If you choose to assemble the bicycle yourself, Dick's Sporting Goods is not responsible for injuries or damages resulting from improper assembly.