Lowest price:$209.99Description: The GMC(r) Denali women's 19-in road bike offers a lightweight aluminum frame with smooth-tread 700-cc hi-performance tires and hi-profile alloy Vitesse racing rims for a comfortable ride. The Shimano 21-gear shifting system and alloy brakes provide smooth pedaling and sure stopping power for all levels of riders. Features and Benefits Bike Type: Road--Light and sleek, great for commuting or recreation on city streets, open roads, or country lanes. Bike Frame Material: Aluminum--A light material that offers you a responsive ride. Type of Shifter: Shimano REVO--You simply twist the shifter portion of the handle grips to change the gears. Front Brake: Alloy Linear-Pull Brakes--Powerful and reliable braking. Rear Brake: Alloy Linear-Pull Brake--Designed to give you powerful and reliable braking. Rear Derailleur: Shimano--Gives you smooth and reliable shifting. Key Specs Bike Gender: Women's Number of Gear Speeds: 21 Speed Some Assembly Required --