YZ1231 Features: * 779 Steel comfort frame with suntour fork for upriding position * Sram 21 speed grip shifters with shimano rear derailleur for fast and easy gear changes * Alloy linear pull brakes stop precisely SR suntour crank offers wide range of gears * Alloy rims are light and durable * Adjustable stem for the perfect riding position * Paddle saddle with suspension seat post for a soft ride Assembly Instructions: * Assembly required