There are two cupholders located at the front of the center console, in front of the shift lever.
These cupholders have a liner that can be removed for cleaning or to accommodate larger cup sizes.
There are also cupholders for the rear seat passengers located at the rear of the center console.
Chevrolet Cobalt Owners Manual. Different Size Tires and Wheels
If you add wheels or tires that are a different size than
your original equipment wheels and tires, this may
affect the way your vehicle performs, including its
braking, ride and handling characteristics, stability,
and resistance to rollover . Additionally, if your vehicle
has electronic syste ...